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Joo L, Baek JH, Lee J, Song DE, Chung SR, Choi YJ, Lee JH. Superior Diagnostic Yield of Core Needle Biopsy Over Fine Needle Aspiration in Diagnosing Follicular-Patterned Neoplasms: A Multicenter Study Focusing on Bethesda IV Results. Korean J Radiol 2025; 26:604-615. [PMID: 40288894 PMCID: PMC12123080 DOI: 10.3348/kjr.2024.1022] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/15/2024] [Revised: 03/10/2025] [Accepted: 03/10/2025] [Indexed: 04/29/2025] Open
Abstract
OBJECTIVE To compare the diagnostic outcomes of core needle biopsy (CNB) and fine-needle aspiration (FNA) using Bethesda IV as a test-positive criterion for diagnosing follicular-patterned neoplasms in a large multicenter cohort. MATERIALS AND METHODS This retrospective study included 5463 thyroid nodules ≥1 cm from 4883 patients (4019 females, 864 males; mean age 53.8 years) that underwent FNA or CNB across 26 hospitals in Korea between June and September 2015. The final diagnosis in cases diagnosed as Bethesda IV (follicular neoplasm) in biopsies were confirmed by surgical pathology. The primary study outcome was the diagnostic yield, defined as the proportion of nodules with follicular-patterned neoplasms confirmed at surgery after receiving Bethesda IV results on biopsy (FNA or CNB), among all that underwent biopsy. Secondary outcomes included false referral rate (FRR) and positive predictive value (PPV). All nodules were analyzed before matching (823 and 4640 nodules for CNB and FNA, respectively) and after nodule matching in a 1:2 ratio (799 and 1571 nodules, respectively) according to age, sex, nodule size, and Korean Thyroid Imaging Reporting and Data System (K-TIRADS) category. Additionally, the diagnostic yields of various histological subtypes of follicular-patterned neoplasms and nodule subgroups were analyzed. RESULTS CNB demonstrated a significantly higher diagnostic yield than FNA both before (9.0% vs. 0.5%; P < 0.001) and after matching (9.0% vs. 0.6%; P < 0.001). CNB consistently had higher diagnostic yields than FNA for most histological subtypes and all subgroups. FRR was not significantly different between the CNB and FNA groups after matching (0.4% vs. 0.1%; P = 0.337). The PPV was consistently greater than 90% for both methods, with no significant difference. CONCLUSION CNB had a higher diagnostic yield than FNA for follicular-patterned neoplasms, with no significant difference in FRR using Bethesda IV as the test-positive criterion.
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Affiliation(s)
- Leehi Joo
- Department of Radiology, Health Screening and Promotion Center, Asan Medical Center, Seoul, Republic of Korea
- Department of Radiology, Chung-Ang University Hospital, Chung-Ang University College of Medicine, Seoul, Republic of Korea
| | - Jung Hwan Baek
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Republic of Korea.
| | - Jungbok Lee
- Department of Clinical Epidemiology and Biostatistics, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Republic of Korea
| | - Dong Eun Song
- Department of Pathology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Republic of Korea
| | - Sae Rom Chung
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Republic of Korea
| | - Young Jun Choi
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Republic of Korea
| | - Jeong Hyun Lee
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Republic of Korea
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Zhao Q, Guo S, Zhang Y, Zhou J, Zhou P. Multimodal ultrasound radiomics model combined with clinical model for differentiating follicular thyroid adenoma from carcinoma. BMC Med Imaging 2025; 25:152. [PMID: 40325381 PMCID: PMC12054042 DOI: 10.1186/s12880-025-01685-2] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/10/2024] [Accepted: 04/21/2025] [Indexed: 05/07/2025] Open
Abstract
OBJECTIVE This study aimed to develop a nomogram integrating radiomics features derived from contrast-enhanced ultrasound (CEUS) and B-mode ultrasound (B-US) with clinical features to improve preoperative differentiation between follicular thyroid carcinoma (FTC) and follicular thyroid adenoma (FTA). Accurate preoperative diagnosis is critical for guiding appropriate treatment strategies and reducing unnecessary interventions. METHODS We retrospectively included 201 patients with histopathologically confirmed FTC (n = 133) or FTA (n = 68). Radiomics features were extracted from B-US and CEUS images, followed by feature selection and machine-learning model development. Five models were evaluated, and the one with the highest area under the curve (AUC) was used to construct a radiomics signature. A Clinical Risk model was developed using statistically significant clinical features, which outperformed the conventional Chinese Thyroid Imaging Reporting and Data System (C-TIRADS) in both training and test groups. The radiomics signature and Clinical Risk model were integrated into a nomogram, whose diagnostic performance, calibration and clinical utility were assessed. RESULTS The Clinical Risk model achieved superior diagnostic performance compared to the C-TIRADS model, with AUCs of 0.802 vs. 0.719 in the training group and 0.745 vs. 0.703 in the test group. The nomogram further improved diagnostic efficacy, with AUCs of 0.867 (95% CI, 0.800-0.933) in the training group and 0.833 (95% CI, 0.729-0.937) in the test group. It also demonstrated excellent calibration. Decision curve analysis (DCA) also indicated that the nomogram showed good clinical utility. CONCLUSION By combining CEUS and B-US radiomics features with clinical data, we developed a robust nomogram for distinguishing FTC from FTA. The model demonstrated superior diagnostic performance compared to existing methods and holds promise for enhancing clinical decision-making in thyroid nodule management. CLINICAL TRIAL NUMBER Not applicable.
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Affiliation(s)
- Qianqian Zhao
- Department of Ultrasound, The Third Xiangya Hospital, Central South University, NO. 138, Tongzipo Road Yuelu District, Changsha, Hunan Province, 410013, China
| | - Shiyan Guo
- Department of Ultrasound, The Third Xiangya Hospital, Central South University, NO. 138, Tongzipo Road Yuelu District, Changsha, Hunan Province, 410013, China
| | - Yan Zhang
- Department of Ultrasound, The Third Xiangya Hospital, Central South University, NO. 138, Tongzipo Road Yuelu District, Changsha, Hunan Province, 410013, China
| | - Jinguang Zhou
- Department of Ultrasound, The Third Xiangya Hospital, Central South University, NO. 138, Tongzipo Road Yuelu District, Changsha, Hunan Province, 410013, China
| | - Ping Zhou
- Department of Ultrasound, The Third Xiangya Hospital, Central South University, NO. 138, Tongzipo Road Yuelu District, Changsha, Hunan Province, 410013, China.
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Zufry H, Hariyanto TI. Comparison of core-needle biopsy and repeat fine-needle aspiration biopsy for thyroid nodules with initially inconclusive findings: a systematic review, diagnostic accuracy meta-analysis, and meta-regression. J Am Soc Cytopathol 2025; 14:159-169. [PMID: 39843308 DOI: 10.1016/j.jasc.2024.12.006] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/05/2024] [Revised: 12/22/2024] [Accepted: 12/24/2024] [Indexed: 01/24/2025]
Abstract
INTRODUCTION The rate of nondiagnostic and indeterminate cytology findings from fine-needle aspiration biopsy (FNAB) is quite high, resulting in repeated puncture and unnecessary surgery. The primary objective of this investigation is to compare diagnostic accuracy of core-needle biopsy (CNB) with repeat FNAB for thyroid nodules with initially inconclusive (nondiagnostic and/or atypia of undetermined significance) FNAB results. MATERIALS AND METHODS A thorough search was performed on the Cochrane Library, Scopus, Europe PMC, and Medline databases until October 20th, 2024, employing a combination of pertinent keywords. This review incorporates literature that examines the comparison between CNB and repeat FNAB for thyroid nodule. Pooled odds ratio (OR) of nondiagnostic and inconclusive findings of CNB and repeat FNAB were calculated. A meta-analysis was conducted to assess the diagnostic accuracy of both biopsy methods for malignancy diagnosis utilizing a bivariate random-effects model. RESULTS A total of 9 studies were incorporated. The results of our meta-analysis indicated lower rate of nondiagnostic (OR 0.12; 95% confidence interval [CI]: 0.06-0.23, P < 0.00001), atypia of undetermined significance (OR 0.34; 95%CI: 0.21-0.56, P < 0.0001), and inconclusive (OR 0.12; 95%CI: 0.07-0.22, P < 0.00001) findings from CNB compared to repeat FNAB. CNB also exhibited markedly superior cumulative sensitivity estimates (75.1%) compared to repeat FNAB (56.5%), however cumulative specificity did not show a significant difference between CNB (99.9%) and repeat FNAB (99.7%). No patients who received CNB or repeat FNAB encountered any major complications. CONCLUSIONS Our study suggests that CNB can be employed to diagnose thyroid nodules that were previously inconclusive on FNAB, rather than repeating the FNAB procedure.
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Affiliation(s)
- Hendra Zufry
- Division of Endocrinology, Metabolism, and Diabetes, Thyroid Center, Department of Internal Medicine, Faculty of Medicine, Universitas Syiah Kuala, Banda Aceh, Indonesia; Division of Endocrinology, Metabolism, and Diabetes, Thyroid Center, Department of Internal Medicine, Dr. Zainoel Abidin Hospital, Banda Aceh, Indonesia; Innovation and Research Center of Endocrinology, Faculty of Medicine, Universitas Syiah Kuala, Banda Aceh, Indonesia.
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Paja M, Del Cura JL, Zabala R, Korta I, Gutiérrez MT, Expósito A, Ugalde A. A simplified four-tier classification for thyroid core needle biopsy. J Endocrinol Invest 2025; 48:895-904. [PMID: 39576555 DOI: 10.1007/s40618-024-02508-x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/26/2024] [Accepted: 11/17/2024] [Indexed: 03/28/2025]
Abstract
PURPOSE To propose a simplified histological classification for core-needle biopsy (CNB) of thyroid nodules with four diagnostic categories (DC) and provide the risk of malignancy (ROM) and the expected incidence for each DC. There is no uniform scheme for categorizing CNB specimens, except for a Korean diagnostic classification similar to the Bethesda system for FNAC. METHODS Data from a single institution using CNB as a routine diagnostic tool for thyroid nodules. Biopsies were classified as non-diagnostic, benign, follicular tumour (FT) or malignant. The frequency of each DC and the correlation with surgical pathology of nodules undergoing surgery after CNB were evaluated. RESULTS Of 6284 CNBs on 5782 nodules [195 (3.1%) non-diagnostic, 5043 (80.3%) benign, 435 (6.9%) FT and 611 (9.7%) malignant], 1914 nodules (33.1%) underwent surgery after 2016 CNBs: 48 non-diagnostic, 1035 benign, 355 FT and 578 malignant. Malignancy was diagnosed after surgery in 11 non-diagnostic (ROM: 22.9%), 23 benign (ROM: 2.2%), 44 FT (ROM: 12.4%, 11.5% excluding low-grade malignancy) and 568 malignant CNBs (ROM: 98.3%, 93.8% excluding low-grade malignancy). Sensitivity and positive predictive value for malignancy of FT or malignant CNB were 94.7% and 65.6%, and for thyroid neoplasm (adenoma or carcinoma) were 93.2% and 92.6%. CONCLUSIONS Our diagnostic classification for CNB of thyroid nodules has a high diagnostic accuracy with a low rate of indeterminate categories. This classification, applied in a Western practice, shows a low ROM for nodules classified as follicular tumours, which could be improved with immunohistochemical studies.
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Affiliation(s)
- M Paja
- Endocrinology Department, Hospital Universitario Basurto, OSI Bilbao-Basurto, Bilbao, Spain.
- University of the Basque Country, UPV/EHU, Leioa, Spain.
| | - J L Del Cura
- University of the Basque Country, UPV/EHU, Leioa, Spain
- Radiology Department, Hospital Universitario Donostia, Donostia, Spain
| | - R Zabala
- Radiology Department, Hospital Universitario Basurto, OSI Bilbao-Basurto, Bilbao, Spain
| | - I Korta
- University of the Basque Country, UPV/EHU, Leioa, Spain
- Radiology Department, Hospital Universitario Basurto, OSI Bilbao-Basurto, Bilbao, Spain
| | - Mª T Gutiérrez
- University of the Basque Country, UPV/EHU, Leioa, Spain
- Endocrine Surgery Department, Hospital Universitario Basurto, OSI Bilbao-Basurto, Bilbao, Spain
| | - A Expósito
- University of the Basque Country, UPV/EHU, Leioa, Spain
- Endocrine Surgery Department, Hospital Universitario Basurto, OSI Bilbao-Basurto, Bilbao, Spain
| | - A Ugalde
- Pathology Department, Hospital Universitario Basurto, OSI Bilbao-Basurto, Bilbao, Spain
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Jeong SY, Baek SM, Shin S, Son JM, Kim H, Baek JH. Radiofrequency Ablation of Low-Risk Papillary Thyroid Microcarcinoma: A Retrospective Cohort Study Including Patients with More than 10 Years of Follow-up. Thyroid 2025; 35:143-152. [PMID: 39868683 DOI: 10.1089/thy.2024.0535] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/28/2025]
Abstract
Background: The longest reported follow-up for thermal ablation of papillary thyroid microcarcinoma (PTMC) is 5 years. We evaluated the long-term efficacy and safety of radiofrequency ablation (RFA) in patients with low-risk PTMC with clinical follow-up of more than 10 years. Methods: In this retrospective cohort study, we included patients with low-risk PTMC who had more than 10 years of follow-up after ultrasound (US)-guided RFA (performed between May 2008 and December 2013). Sixty-five consecutive patients with 71 low-risk PTMCs who were unsuitable for surgery or declined surgery were included. Before RFA, all patients underwent US and thyroid computerized tomography. Repeat RFA for staged ablation was performed when the first RFA did not secure sufficient safety margins because of the tumor closely abutting the recurrent laryngeal nerve. Follow-up US imaging was performed at 1 week, 3 months, 6 months, every 6 months until 2 years, and then annually afterward. Primary outcomes were the respective cumulative rates of disease progression (defined by local tumor progression, lymph node, or distant metastasis), newly developed thyroid cancer, and conversion surgery. Secondary outcomes were serial volume reduction rate (VRR), complete disappearance rate of ablated PTMC, and adverse events associated with procedures. Results: Of 65 patients included in the study, 60 had unifocal and 5 had multifocal PTMCs. The mean number of RFA sessions per tumor was 1.2, and the median follow-up duration was 151 months (interquartile ranges, 131-157). Twenty percent (13/65) of patients required repeat RFA. There were no cases of disease progression. Five patients (5/65, 7.7%) developed a new papillary thyroid cancer (four treated with RFA and one with lobectomy). At 24 months, the mean VRR was 100%, and this was maintained throughout the final follow-up. The complete tumor disappearance rates after one or more RFA treatments were 40.8% (29/71), 74.6% (53/71), and 100% (71/71) at 6, 12, and 24 months, respectively. One major (subclinical hypothyroidism) and three minor adverse events occurred. Conclusions: In our experience, RFA of low-risk PTMC is effective and safe. During more than 10 years of follow-up, we observed no incident local tumor progression nor metastases, but 7.7% of patients developed a new papillary thyroid cancer.
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Affiliation(s)
- So Yeong Jeong
- Department of Radiology, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seongnam, Republic of Korea
| | - Sun Mi Baek
- Department of Radiology, Haeundae Sharing and Happiness Hospital, Busan, Republic of Korea
| | - Suyoung Shin
- Department of Radiology, Haeundae Sharing and Happiness Hospital, Busan, Republic of Korea
| | - Jung Min Son
- Department of Radiology, Haeundae Sharing and Happiness Hospital, Busan, Republic of Korea
| | - Hyunsoo Kim
- Department of Radiology, Haeundae Sharing and Happiness Hospital, Busan, Republic of Korea
| | - Jung Hwan Baek
- Department of Radiology and Research Institute of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Republic of Korea
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Ham T, Lee JY, Jeon YH, Choi KS, Hwang I, Yoo RE, Yun TJ, Choi SH, Kim JH. Safety and Efficacy of Ultrasound-Guided Thrombin Injection for Pseudoaneurysms Arising after Ultrasound-Guided Biopsy of Thyroid Nodules. AJNR Am J Neuroradiol 2025; 46:166-169. [PMID: 39510805 PMCID: PMC11735430 DOI: 10.3174/ajnr.a8428] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/26/2024] [Accepted: 07/02/2024] [Indexed: 11/15/2024]
Abstract
Iatrogenic pseudoaneurysm is a rare but potentially fatal complication of a thyroid biopsy. However, a standard management strategy has not yet been established. We aimed to evaluate the efficacy and safety of ultrasound (US)-guided thrombin injection (TI) for thyroid pseudoaneurysms. This retrospective study included 7256 patients who underwent thyroid biopsy and TI from January 2020 to January 2024. The technical success, clinical efficacy, and complication rates were evaluated. A total of 0.1% (7/7256) of pseudoaneurysms developed after thyroid biopsy. Except for 1 case that showed obliteration with manual compression, the remaining 6 refractory aneurysms (0.08%) were managed with US-guided TI. All cases (100%) were successfully occluded with US-guided TI. No major complications were observed. One patient (16.7%) developed transient loss of consciousness, which spontaneously resolved within a few seconds. US-guided TI is an effective, relatively safe, and minimally invasive method for managing pseudoaneurysms after thyroid biopsy.
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Affiliation(s)
- Taehyuk Ham
- From the Department of Radiology (T.H., J.Y.L., Y.H.J., K.S.C., I.H., R.E.Y., T.J.Y., S.H.C., J.K.), Seoul National University Hospital, Seoul, Republic of Korea
| | - Ji Ye Lee
- From the Department of Radiology (T.H., J.Y.L., Y.H.J., K.S.C., I.H., R.E.Y., T.J.Y., S.H.C., J.K.), Seoul National University Hospital, Seoul, Republic of Korea
- Department of Radiology (J.Y.L., K.S.C., I.H., R.E.Y., T.J.Y., S.H.C., J.K.), Seoul National University College of Medicine, Seoul, Republic of Korea
| | - Young Hun Jeon
- From the Department of Radiology (T.H., J.Y.L., Y.H.J., K.S.C., I.H., R.E.Y., T.J.Y., S.H.C., J.K.), Seoul National University Hospital, Seoul, Republic of Korea
| | - Kyu Sung Choi
- From the Department of Radiology (T.H., J.Y.L., Y.H.J., K.S.C., I.H., R.E.Y., T.J.Y., S.H.C., J.K.), Seoul National University Hospital, Seoul, Republic of Korea
- Department of Radiology (J.Y.L., K.S.C., I.H., R.E.Y., T.J.Y., S.H.C., J.K.), Seoul National University College of Medicine, Seoul, Republic of Korea
| | - Inpyeong Hwang
- From the Department of Radiology (T.H., J.Y.L., Y.H.J., K.S.C., I.H., R.E.Y., T.J.Y., S.H.C., J.K.), Seoul National University Hospital, Seoul, Republic of Korea
- Department of Radiology (J.Y.L., K.S.C., I.H., R.E.Y., T.J.Y., S.H.C., J.K.), Seoul National University College of Medicine, Seoul, Republic of Korea
| | - Roh-Eul Yoo
- From the Department of Radiology (T.H., J.Y.L., Y.H.J., K.S.C., I.H., R.E.Y., T.J.Y., S.H.C., J.K.), Seoul National University Hospital, Seoul, Republic of Korea
- Department of Radiology (J.Y.L., K.S.C., I.H., R.E.Y., T.J.Y., S.H.C., J.K.), Seoul National University College of Medicine, Seoul, Republic of Korea
| | - Tae Jin Yun
- From the Department of Radiology (T.H., J.Y.L., Y.H.J., K.S.C., I.H., R.E.Y., T.J.Y., S.H.C., J.K.), Seoul National University Hospital, Seoul, Republic of Korea
- Department of Radiology (J.Y.L., K.S.C., I.H., R.E.Y., T.J.Y., S.H.C., J.K.), Seoul National University College of Medicine, Seoul, Republic of Korea
| | - Seung Hong Choi
- From the Department of Radiology (T.H., J.Y.L., Y.H.J., K.S.C., I.H., R.E.Y., T.J.Y., S.H.C., J.K.), Seoul National University Hospital, Seoul, Republic of Korea
- Department of Radiology (J.Y.L., K.S.C., I.H., R.E.Y., T.J.Y., S.H.C., J.K.), Seoul National University College of Medicine, Seoul, Republic of Korea
| | - Ji-Hoon Kim
- From the Department of Radiology (T.H., J.Y.L., Y.H.J., K.S.C., I.H., R.E.Y., T.J.Y., S.H.C., J.K.), Seoul National University Hospital, Seoul, Republic of Korea
- Department of Radiology (J.Y.L., K.S.C., I.H., R.E.Y., T.J.Y., S.H.C., J.K.), Seoul National University College of Medicine, Seoul, Republic of Korea
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Jeong SY, Baek JH. Long-term clinical outcomes of thermal ablation for benign thyroid nodules and unresolved issues: a comprehensive systematic review. LA RADIOLOGIA MEDICA 2025; 130:111-120. [PMID: 39557808 DOI: 10.1007/s11547-024-01924-6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/26/2024] [Accepted: 10/29/2024] [Indexed: 11/20/2024]
Abstract
Thermal ablation is widely accepted as an effective and safe method for treating benign thyroid nodules. Many studies reporting short-term results have consistently demonstrated the efficacy and safety of thermal ablation. However, as the clinical application of thermal ablation grows and follow-up periods extend, long-term clinical outcomes of thermal ablation have revealed several issues, including regrowth and diagnosis of malignancy in ablated lesions. In this systematic review, we analyze the long-term clinical outcomes of thyroid thermal ablation, focusing on regrowth, delayed surgery, and the potential for malignancy after thermal ablation and propose solutions to address these unresolved issues and enhance the management of benign thyroid nodules through thermal ablation.
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Affiliation(s)
- So Yeong Jeong
- Department of Radiology, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seongnam, Republic of Korea
| | - Jung Hwan Baek
- Department of Radiology and Research Institute of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Republic of Korea.
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Dolidze DD, Kovantsev SD, Bagatelia ZA, Bumbu AV, Barinov YV, Chechenin GM, Pichugina NV, Gogolashvili DG. [Ultrasound-guided core-needle biopsy for diagnosis of thyroid cancer]. Khirurgiia (Mosk) 2025:87-95. [PMID: 40103250 DOI: 10.17116/hirurgia202503187] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 03/20/2025]
Abstract
OBJECTIVE To improve preoperative examination of patients with follicular thyroid tumors using ultrasound-guided core-needle biopsy. MATERIAL AND METHODS All patients with Bethesda IV (follicular tumor) underwent ultrasound-guided core-needle biopsy of thyroid neoplasm according to original technique (patent No. 2826474 RU). Preoperative histological specimen after core needle biopsy was compared with urgent and elective histological examination. Statistical analysis was carried out using Kolmogorov-Smirnov and Kruskal-Wallis tests. Differences were significant at p<0.05. RESULTS Thyroid tumors were available for core needle biopsy in all 45 cases (100%). Repeated cytological analysis confirmed TI-RADS category 3 in 22 (48.89%), TI-RADS 4 in 15 (33.33%) and TI-RADS 5 in 8 (17.77%) patients. Histological examination revealed colloidal goiter in 13 patients (28.89%), adenomatous hyperplasia in 15 (33.33%), follicular adenoma in 9 (20%), and follicular neoplasia with undetermined malignant potential in 2 (4.44%) cases. The quality of histological material made it possible to assess morphological type of tumor, capsule vascularization and cell atypia, invasion into capsule or vessels. In case of colloidal goiter, we were able to assess dimensions of follicles, presence of colloid, cell polymorphism, mitosis and cytoplasm content. CONCLUSION Ultrasound-guided core-needle biopsy can reduce the number of unjustified surgical interventions in patients with follicular tumors and optimize management of patients with nodular thyroid lesions.
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Affiliation(s)
- D D Dolidze
- Botkin Moscow Multidisciplinary Scientific and Clinical Center, Moscow, Russia
- Russian Medical Academy for Continuous Professional Education, Moscow, Russia
| | - S D Kovantsev
- Botkin Moscow Multidisciplinary Scientific and Clinical Center, Moscow, Russia
- Russian Medical Academy for Continuous Professional Education, Moscow, Russia
| | - Z A Bagatelia
- Botkin Moscow Multidisciplinary Scientific and Clinical Center, Moscow, Russia
- Russian Medical Academy for Continuous Professional Education, Moscow, Russia
| | - A V Bumbu
- Botkin Moscow Multidisciplinary Scientific and Clinical Center, Moscow, Russia
- Russian Medical Academy for Continuous Professional Education, Moscow, Russia
| | - Yu V Barinov
- Botkin Moscow Multidisciplinary Scientific and Clinical Center, Moscow, Russia
- Russian Medical Academy for Continuous Professional Education, Moscow, Russia
| | - G M Chechenin
- Botkin Moscow Multidisciplinary Scientific and Clinical Center, Moscow, Russia
- Russian Medical Academy for Continuous Professional Education, Moscow, Russia
| | - N V Pichugina
- Botkin Moscow Multidisciplinary Scientific and Clinical Center, Moscow, Russia
- Russian Medical Academy for Continuous Professional Education, Moscow, Russia
| | - D G Gogolashvili
- Botkin Moscow Multidisciplinary Scientific and Clinical Center, Moscow, Russia
- Russian Medical Academy for Continuous Professional Education, Moscow, Russia
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Storozuk T, Biernacka A, Lastra R, Mueller J, Olivas A, Reeves W, Yassan L, Antic T. Fate of nondiagnostic thyroid fine needle aspirations. Diagn Cytopathol 2024; 52:709-714. [PMID: 39051543 DOI: 10.1002/dc.25386] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/28/2024] [Revised: 07/12/2024] [Accepted: 07/15/2024] [Indexed: 07/27/2024]
Abstract
BACKGROUND Thyroid nodules may be detected during the workup of thyroid hormone abnormalities and as incidental findings during unrelated imaging studies. The diagnosis of a thyroid nodule is mainly established by performing fine needle aspiration (FNA) under ultrasound guidance. Thyroid nodules are classified as nondiagnostic, defined in the Bethesda System for Reporting Thyroid Cytopathology as samples with excess blood, cyst fluid only, and lack of thyroid follicular cells. The current study evaluates a series of nondiagnostic FNAs to assess whether repeat sampling improves yield and what patient management, and outcomes are after a nondiagnostic FNA. METHODS Thyroid FNAs from 2016 to 2023 were retrieved from our institution archives. All cases were performed under ultrasound guidance and with rapid on-site evaluation. Cases were assigned the Bethesda System Category. Nondiagnostic FNAs were further reviewed for repeat FNA procedures, potential molecular testing, or diagnostic resections. RESULTS In total 3104 thyroid FNAs were reviewed, with 153 (4.9%) being nondiagnostic. Of the 154 FNAs, there were 129 patients with an average age of 60 and a male-to-female ratio of 1:3.2. Of the 130 patients, there were 50 patients who underwent 55 repeat FNAs. Thirty-seven (67%) of the repeats were benign, 13 (24%) were nondiagnostic again, and 5 (9%) were atypia of undetermined significance (AUS). Molecular testing was performed on repeat FNAs diagnosed AUS. Four cases showed no mutations and had a high likelihood of being benign. One case did have an NRAS Q61R mutation, and resection revealed a noninvasive follicular thyroid neoplasm with papillary-like nuclear features. Seventeen (13% of all cases) with nondiagnostic FNA were resected. Twelve (71%) thyroidectomies showed benign adenomatous nodules. The remainder showed incidental papillary thyroid microcarcinoma (0.1 cm), an infarcted follicular adenoma, a noninvasive follicular thyroid neoplasm with papillary-like nuclear features, and metastatic renal cell carcinoma (2×). CONCLUSION Thyroid nodules with nondiagnostic cytology are reassuring of being highly likely a benign nodule. Only 5 of the 55 (9%) repeat FNAs yielded abnormalities, with only one of those being truly a follicular neoplasm (confirmed by molecular testing and resection). No primary thyroid malignancies have been identified in follow-up (repeat FNA or surgery). Clinical and ultrasound follow-up may be more appropriate management for nondiagnostic thyroid FNAs.
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Affiliation(s)
- Tanner Storozuk
- Department of Pathology, University of Chicago, Chicago, Illinois, USA
| | - Anna Biernacka
- Department of Pathology, University of Chicago, Chicago, Illinois, USA
| | - Ricardo Lastra
- Department of Pathology, University of Chicago, Chicago, Illinois, USA
| | - Jeffrey Mueller
- Department of Pathology, University of Chicago, Chicago, Illinois, USA
| | - Andrea Olivas
- Department of Pathology, University of Chicago, Chicago, Illinois, USA
| | - Ward Reeves
- Department of Pathology, University of Chicago, Chicago, Illinois, USA
| | - Lindsay Yassan
- Department of Pathology, University of Chicago, Chicago, Illinois, USA
| | - Tatjana Antic
- Department of Pathology, University of Chicago, Chicago, Illinois, USA
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10
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Taydas O, Arik E, Sevinc OF, Kara AB, Ozdemir M, Cengiz H, Bayhan Z, Ozturk MH. Current role of interventional radiology in thyroid nodules. Front Endocrinol (Lausanne) 2024; 15:1405705. [PMID: 39355619 PMCID: PMC11442250 DOI: 10.3389/fendo.2024.1405705] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/23/2024] [Accepted: 09/02/2024] [Indexed: 10/03/2024] Open
Abstract
Thyroid nodules are a prevalent health issue in society. Interventional radiological methods are successfully applied for both the diagnosis and treatment of nodules. Diagnostically, a fine-needle aspiration biopsy and a core needle biopsy can be performed to ascertain the benign or malignant nature of a lesion. In recent years, imaging-guided percutaneous treatment methods have become popular in the treatment of thyroid nodules. Aspiration, ablation, and embolization are techniques employed in the treatment process. In this study, we aimed to discuss the current role of interventional radiology in the diagnosis and treatment of thyroid nodules, which occupy an important place in clinical practice.
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Affiliation(s)
- Onur Taydas
- Department of Radiology, Faculty of Medicine, Sakarya University, Sakarya, Türkiye
| | - Erbil Arik
- Department of Radiology, Faculty of Medicine, Marmara University, İstanbul, Türkiye
| | | | - Ahmet Burak Kara
- Department of Radiology, Gaziantep City Hospital, Gaziantep, Türkiye
| | - Mustafa Ozdemir
- Department of Radiology, Faculty of Medicine, Sakarya University, Sakarya, Türkiye
| | - Hasret Cengiz
- Department of Endocrinology and Metabolism, Faculty of Medicine, Sakarya University, Sakarya, Türkiye
| | - Zulfu Bayhan
- Department of General Surgery, Faculty of Medicine, Sakarya University, Sakarya, Türkiye
| | - Mehmet Halil Ozturk
- Department of Radiology, Faculty of Medicine, Sakarya University, Sakarya, Türkiye
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11
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Zheng Y, Zhang Y, Lu K, Wang J, Li L, Xu D, Liu J, Lou J. Diagnostic value of an interpretable machine learning model based on clinical ultrasound features for follicular thyroid carcinoma. Quant Imaging Med Surg 2024; 14:6311-6324. [PMID: 39281129 PMCID: PMC11400673 DOI: 10.21037/qims-24-601] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/25/2024] [Accepted: 07/11/2024] [Indexed: 09/18/2024]
Abstract
Background Follicular thyroid carcinoma (FTC) and follicular thyroid adenoma (FTA) present diagnostic challenges due to overlapping clinical and ultrasound features. Improving the diagnosis of FTC can enhance patient prognosis and effectiveness in clinical management. This study seeks to develop a predictive model for FTC based on ultrasound features using machine learning (ML) algorithms and assess its diagnostic effectiveness. Methods Patients diagnosed with FTA or FTC based on surgical pathology between January 2009 and February 2023 at Zhejiang Provincial Cancer Hospital and Zhejiang Provincial People's Hospital were retrospectively included. A total of 562 patients from Zhejiang Provincial Cancer Hospital comprised the training set, and 218 patients from Zhejiang Provincial People's Hospital constituted the validation set. Subsequently, clinical parameters and ultrasound characteristics of the patients were collected. The diagnostic parameters were analyzed using the least absolute shrinkage and selection operator and multivariate logistic regression screening methods. Next, a comparative analysis was performed using seven ML models. The area under the receiver operating characteristic (ROC) curve (AUC), accuracy, sensitivity, specificity, positive predicted value (PPV), negative predicted value (NPV), precision, recall, and comprehensive evaluation index (F-score) were calculated to compare the diagnostic efficacy among the seven models and determine the optimal model. Further, the optimal model was validated, and the SHapley Additive ExPlanations (SHAP) approach was applied to explain the significance of the model variables. Finally, an individualized risk assessment was conducted. Results Age, echogenicity, thyroglobulin antibody (TGAb), echotexture, composition, triiodothyronine (T3), thyroglobulin (TG), margin, thyroid-stimulating hormone (TSH), calcification, and halo thickness >2 mm were influential factors for diagnosing FTC. The XGBoost model was identified as the optimal model after a comprehensive evaluation. The AUC of this model in the validation set was 0.969 [95% confidence interval (CI), 0.946-0.992], while its precision sensitivity, specificity, and accuracy were 0.791, 0.930, 0.913 and 0.917, respectively. Conclusions XGBoost model based on ultrasound features was constructed and interpreted using the SHAP method, providing evidence for the diagnosis of FTC and guidance for the personalized treatment of patients.
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Affiliation(s)
- Yuxin Zheng
- Second Clinical College, Zhejiang University of Traditional Chinese Medicine, Hangzhou, China
- Department of Diagnostic Ultrasound Imaging & Interventional Therapy, Zhejiang Cancer Hospital, Hangzhou, China
- Key Laboratory of Head & Neck Cancer Translational Research of Zhejiang Province, Hangzhou, China
| | - Yajiao Zhang
- Second Clinical College, Zhejiang University of Traditional Chinese Medicine, Hangzhou, China
- Department of Diagnostic Ultrasound Imaging & Interventional Therapy, Zhejiang Cancer Hospital, Hangzhou, China
- Key Laboratory of Head & Neck Cancer Translational Research of Zhejiang Province, Hangzhou, China
| | - Kefeng Lu
- Department of Ultrasound, Zhejiang Provincial People's Hospital, Affiliated People's Hospital, Hangzhou Medical College, Hangzhou, China
| | - Jiafeng Wang
- Otolaryngology & Head and Neck Center, Cancer Center, Department of Head and Neck Surgery, Zhejiang Provincial People's Hospital (Affiliated People's Hospital), Hangzhou Medical College, Hangzhou, China
- Department of Thyroid and Breast Surgery, Zhejiang Provincial People's Hospital Bijie Hospital, Bijie, China
| | - Linlin Li
- Otolaryngology & Head and Neck Center, Cancer Center, Department of Head and Neck Surgery, Zhejiang Provincial People's Hospital (Affiliated People's Hospital), Hangzhou Medical College, Hangzhou, China
| | - Dong Xu
- Department of Diagnostic Ultrasound Imaging & Interventional Therapy, Zhejiang Cancer Hospital, Hangzhou, China
- Hangzhou Institute of Medicine (HIM), Chinese Academy of Sciences, Hangzhou, China
| | - Junping Liu
- Department of Diagnostic Ultrasound Imaging & Interventional Therapy, Zhejiang Cancer Hospital, Hangzhou, China
- Hangzhou Institute of Medicine (HIM), Chinese Academy of Sciences, Hangzhou, China
| | - Jiangyan Lou
- Department of Pediatrics, Zhejiang Provincial People's Hospital, Affiliated People's Hospital, Hangzhou Medical College, Hangzhou, China
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12
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Salih AM, Muhialdeen AS, Ismaeil DA, Saeed YA, Dhahir HM, Baba HO, Kakamad FH, Qadir AA, Hassan MN, Hassan SH, Abdalla BA, Mohammed MS. Thyroid nodulectomy: A promising approach to the management of solitary thyroid nodules. Biomed Rep 2024; 21:118. [PMID: 38938739 PMCID: PMC11209868 DOI: 10.3892/br.2024.1805] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/14/2024] [Accepted: 05/13/2024] [Indexed: 06/29/2024] Open
Abstract
The choice between nodulectomy and lobectomy for managing thyroid nodules is a subject of debate in the field of thyroid surgery. The present study aims to share the experience of a single center in managing solitary thyroid nodules through nodulectomy from January 2023 to October 2023. The inclusion criteria encompassed symptomatic or suspicious solitary nodules and medically necessitated cases. The extracted data included patient demographics, medical history, symptoms, diagnostic details, surgery indication, procedure outcome and histopathological findings. The follow-up included clinic visits and phone calls. The mean age of the patients was 36.64±11.63 years, with 85.0% females and 15.0% males. Predominantly, patients were housewives (58.5%). Neck swelling (62.3%) was the most common presentation. Ultrasound examination revealed mixed nodules in more than half of the cases (54.7%). Right nodulectomy was performed in 26 cases (49.1%) and left nodulectomy in 23 (43.4%), and four cases (7.5%) underwent isthmusectomy. The mean operation time was 36.04±9.37 min and no drainage tube was used in any of the cases. One case (1.9%) of seroma was the only observed complication during the observational period. Nodulectomy may be a suitable choice for managing benign, large, solitary thyroid nodules, small suspicious nodules or microcarcinomas.
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Affiliation(s)
- Abdulwahid M. Salih
- College of Medicine, University of Sulaimani, Sulaimani, Kurdistan 46001, Iraq
- Scientific Affairs Department, Smart Health Tower, Sulaimani, Kurdistan 46001, Iraq
| | - Aso S. Muhialdeen
- Scientific Affairs Department, Smart Health Tower, Sulaimani, Kurdistan 46001, Iraq
| | - Deari A. Ismaeil
- College of Medicine, University of Sulaimani, Sulaimani, Kurdistan 46001, Iraq
- Scientific Affairs Department, Smart Health Tower, Sulaimani, Kurdistan 46001, Iraq
| | - Yadgar A. Saeed
- Scientific Affairs Department, Smart Health Tower, Sulaimani, Kurdistan 46001, Iraq
| | - Hardi M. Dhahir
- Scientific Affairs Department, Smart Health Tower, Sulaimani, Kurdistan 46001, Iraq
| | - Hiwa O. Baba
- Scientific Affairs Department, Smart Health Tower, Sulaimani, Kurdistan 46001, Iraq
- Kscien Organization for Scientific Research, Sulaimani, Kurdistan 46001, Iraq
| | - Fahmi H. Kakamad
- College of Medicine, University of Sulaimani, Sulaimani, Kurdistan 46001, Iraq
- Scientific Affairs Department, Smart Health Tower, Sulaimani, Kurdistan 46001, Iraq
- Kscien Organization for Scientific Research, Sulaimani, Kurdistan 46001, Iraq
| | - Abdullah A. Qadir
- Scientific Affairs Department, Smart Health Tower, Sulaimani, Kurdistan 46001, Iraq
| | - Marwan N. Hassan
- Scientific Affairs Department, Smart Health Tower, Sulaimani, Kurdistan 46001, Iraq
| | - Shko H. Hassan
- Scientific Affairs Department, Smart Health Tower, Sulaimani, Kurdistan 46001, Iraq
| | - Berun A. Abdalla
- Scientific Affairs Department, Smart Health Tower, Sulaimani, Kurdistan 46001, Iraq
- Kscien Organization for Scientific Research, Sulaimani, Kurdistan 46001, Iraq
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13
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Dolidze DD, Covantsev S, Chechenin GM, Pichugina NV, Bedina AV, Bumbu A. Core needle biopsy for thyroid nodules assessment-a new horizon? World J Clin Oncol 2024; 15:580-586. [PMID: 38835840 PMCID: PMC11145964 DOI: 10.5306/wjco.v15.i5.580] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/03/2023] [Revised: 01/29/2024] [Accepted: 04/10/2024] [Indexed: 05/21/2024] Open
Abstract
Ultrasound-guided fine-needle aspiration is the standard for evaluating thyroid nodules with a high safety profile and a relatively low number of non-diagnostic cytological findings. Nevertheless, this diagnostic method traditionally has its weak points. Several diagnostic categories such as Bethesda I, III and IV are not reliable for thyroid carcinoma risk assessment. Recent advancements in a core needle biopsy made it possible to use this tool as a new method for thyroid nodules evaluation. The main feature of this method is the use of thin needles (18-21G) and guns with an automatic trigger mechanism. The histological material collected with the use of a core needle biopsy is usually superior to cytological. Therefore, the core needle biopsy can be used as a complementary technique to a standard fine needle aspiration in difficult and dubious cases of thyroid neoplasia with uncertain malignant potential.
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Affiliation(s)
- David D Dolidze
- Department of Clinical Research and Development, Botkin Hospital, Moscow 125284, Russia
- Department of Surgery, Russian Medical Academy of Continuous Professional Education, Moscow 125445, Russia
| | - Serghei Covantsev
- Department of Clinical Research and Development, Botkin Hospital, Moscow 125284, Russia
- Emergency Surgery №76, Botkin Hospital, Moscow 125284, Russia
| | - Grigorii M Chechenin
- Department of Surgery, Russian Medical Academy of Continuous Professional Education, Moscow 125445, Russia
- Department of Surgery, Botkin Hospital, Moscow 125284, Russia
| | - Natalia V Pichugina
- Department of Medical Ultrasonography, Botkin Hospital, Moscow 125284, Russia
| | - Anastasia V Bedina
- Medicine, Moscow State Medical University I.M. Sechenov, Moscow 119048, Russia
| | - Anna Bumbu
- Department of Oncology, Botkin Hospital, Moscow 125284, Russia
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14
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Cho YY, Ahn SH, Lee EK, Park YJ, Choi D, Kim BY, Jung CH, Mok JO, Kim CH, Kim SW. Malignancy Risk of Follicular Neoplasm (Bethesda IV) With Variable Cutoffs of Tumor Size: A Systemic Review and Meta-Analysis. J Clin Endocrinol Metab 2024; 109:1383-1392. [PMID: 38113188 DOI: 10.1210/clinem/dgad684] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/06/2023] [Indexed: 12/21/2023]
Abstract
CONTEXT The decision on diagnostic lobectomy for follicular neoplasms (FN) is challenging. OBJECTIVE This meta-analysis investigates whether an appropriate size cutoff exists for recommending surgery for thyroid nodules diagnosed as FN by fine needle aspiration. METHODS The Ovid-Medline, EMBASE, Cochrane, and KoreaMed databases were searched for studies reporting the malignancy rate of FN/suspicious for FN (FN/SFN) according to tumor size, using search terms "fine needle aspiration," "follicular neoplasm," "lobectomy," "surgery," and "thyroidectomy." RESULTS Fourteen observational studies comprising 2016 FN/SFN nodules with postsurgical pathologic reports were included, and 2 studies included malignancy rates with various tumor sizes. The pooled malignancy risk of FN/SFN nodules according to size was: odds ratio (OR) 2.29 (95% CI, 1.68-3.11) with cutoff of 4 cm (9 studies), OR 2.39 (95% CI, 1.45-3.95) with cutoff of 3 cm (3 studies), and OR 1.81 (95% CI, 0.94-3.50) with cutoff of 2 cm (5 studies). However, tumors ≥2 cm also showed a higher risk (OR 2.43; 95% CI, 1.54-3.82) based on the leave-one-out meta-analysis after removal of 1 influence study. When each cutoff size was evaluated by summary receiver operating characteristic (sROC) curves, the cutoff of 4 cm showed the highest summary area under the curve (sAUC, 0.645) compared to other cutoffs (sAUC, 0.58 with 2 cm, and 0.62 with 3 cm), although there was no significant difference. CONCLUSION Although the risk of malignancy increases with increasing tumor size, the risk remains significant at all tumor sizes and no cutoff limit can be recommended as a decision-making parameter for diagnostic surgery in Bethesda IV thyroid nodules.
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Affiliation(s)
- Yoon Young Cho
- Department of Internal Medicine, Soonchunhyang University Bucheon Hospital, Bucheon 14584, South Korea
| | - Soo Hyun Ahn
- Department of Mathematics, Ajou University, Suwon 16499, South Korea
| | - Eun Kyung Lee
- Center for Thyroid Cancer, National Cancer Center, Goyang 10408, South Korea
| | - Young Joo Park
- Genomic Medicine Institute, Medical Research Center, Seoul National University, Seoul 03080, South Korea
- Department of Internal Medicine, Seoul National University College of Medicine, Seoul 03080, South Korea
| | - Dughyun Choi
- Department of Internal Medicine, Soonchunhyang University Bucheon Hospital, Bucheon 14584, South Korea
| | - Bo-Yeon Kim
- Department of Internal Medicine, Soonchunhyang University Bucheon Hospital, Bucheon 14584, South Korea
| | - Chan-Hee Jung
- Department of Internal Medicine, Soonchunhyang University Bucheon Hospital, Bucheon 14584, South Korea
| | - Ji Oh Mok
- Department of Internal Medicine, Soonchunhyang University Bucheon Hospital, Bucheon 14584, South Korea
| | - Chul-Hee Kim
- Department of Internal Medicine, Soonchunhyang University Bucheon Hospital, Bucheon 14584, South Korea
| | - Sun Wook Kim
- Department of Internal Medicine, Samsung Medical Center, Sungkyunkwan University, Seoul 06351, South Korea
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15
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Su X, Yue C, Yang W, Ma B. A comparative analysis of core needle biopsy and repeat fine needle aspiration in patients with inconclusive initial cytology of thyroid nodules. Front Endocrinol (Lausanne) 2024; 15:1309005. [PMID: 38356956 PMCID: PMC10865505 DOI: 10.3389/fendo.2024.1309005] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/07/2023] [Accepted: 01/11/2024] [Indexed: 02/16/2024] Open
Abstract
Purpose To assess and compare the effectiveness of ultrasound-guided core needle biopsy (CNB) in comparison to repeat fine-needle aspiration(rFNA) for thyroid nodules that yield inconclusive results following the initial fine-needle aspiration (FNA). Methods A cohort of 471 patients who received an inconclusive cytological diagnosis following the initial FNA were included in this study. These patients subsequently underwent either CNB (n=242) or rFNA (n=229). The inconclusive FNA results encompassed categories I, III, and IV of The Bethesda System for Reporting Thyroid Cytopathology(TBSRTC), as well as the ultrasound images indicating malignancy despite FNA results falling under TBSRTC category II. This study assessed the sampling satisfaction rate, diagnostic efficacy, and complications associated with CNB compared to rFNA. Additionally, the impact of repeat puncture time and nodule size on diagnostic efficacy was analyzed. Results Following repeat punctures, the satisfaction rate of the CNB sampling was found to be significantly higher than that of rFNA (83.9% vs 66.8%). The diagnostic rate in the CNB group was significantly greater compared to that of the rFNA group (70.7% vs 35.8%). In patients with nodule maximum diameters ranging from 5 mm to 20 mm, the diagnostic accuracy was significantly higher in the CNB group compared to that in the rFNA group. In patients with intervals less than 90 days, between 90 days and one year, the diagnostic rate in the CNB group was found to be higher compared to that in the rFNA group. In CNB, not immediately adjacent to the capsule was a risk factor for nodular puncture bleeding (37.0% vs 22.7%.). Conclusion CNB demonstrated higher rates of satisfaction and diagnosis compared to the rFNA. The diagnostic effectiveness of CNB was not influenced by the time interval or the size of the thyroid nodule. Therefore, in cases where the initial FNA diagnosis of thyroid nodules is inconclusive, CNB should be considered as a viable option for re-puncture.
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Affiliation(s)
| | | | | | - Buyun Ma
- Department of Medical Ultrasound, West China Hospital of Sichuan University, Chengdu, Sichuan, China
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16
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Ma JJ, Xiang C, Wang JW. TTK is a potential regulator of tumor progression correlated with dedifferentiation and immune cell infiltration in papillary thyroid cancer. Aging (Albany NY) 2023; 15:10607-10626. [PMID: 37815894 PMCID: PMC10599754 DOI: 10.18632/aging.205100] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/12/2023] [Accepted: 09/09/2023] [Indexed: 10/12/2023]
Abstract
OBJECTIVE To investigate the role and clinical significance of threonine tyrosine kinase (TTK) in papillary thyroid cancer (PTC). METHODS TTK expression in PTC and normal groups were compared using TCGA data and in vitro experiments. The prognostic value of TTK and its possible role in PTC dedifferentiation was evaluated. Next, TTK involvement in PTC occurrence and progression was analyzed via in vitro experiments. Subsequently, analyses of enrichment and immune cell infiltration were conducted to reveal the possible mechanism. Finally, we predicted the target miRNAs followed by performing a luciferase reporter experiment. RESULTS TTK upregulation was observed in PTC, and its elevated level was significantly related to an unfavorable prognosis (P < 0.05). Interestingly, TTK negatively correlated with thyroid differentiation score (TDS), and patients with higher TDS showed longer survival (all P < 0.05). PTC cell growth, migration, and invasion were inhibited upon TTK knockdown. Besides, TTK was involved in metabolic processes and regulated cell adhesion molecules pathway. Its overexpression was positively associated with immune cell infiltrates (P < 0.05). Moreover, miR-582-5p was an upstream target of TTK. CONCLUSION TTK serves as a potential biomarker for tumorigenesis and prognosis in PTC, especially for those that may differentiate into more aggressive thyroid cancers.
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Affiliation(s)
- Jun-Jie Ma
- Department of Thyroid Surgery, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou 310009, Zhejiang, China
| | - Cheng Xiang
- Department of Thyroid Surgery, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou 310009, Zhejiang, China
| | - Jian-Wei Wang
- The Colorectal Surgery, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou 310009, Zhejiang, China
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17
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Sim JS. [Clinical Approach for Thyroid Radiofrequency Ablation]. JOURNAL OF THE KOREAN SOCIETY OF RADIOLOGY 2023; 84:1017-1030. [PMID: 37869113 PMCID: PMC10585077 DOI: 10.3348/jksr.2023.0088] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 07/27/2023] [Accepted: 08/18/2023] [Indexed: 10/24/2023]
Abstract
Radiofrequency ablation (RFA) is a non-surgical treatment for symptomatic, benign thyroid nodules. This treatment works by heating and destroying the nodule tissue, which results in reduction of its size and alleviation of the symptoms involved. RFA is indicated for nodules which are confirmed to be benign on two or more cytological or histological examinations, and which result in clinical symptoms requiring medical treatment. It is associated with good short-term outcomes on one-year follow-up; however, 20%-30% of the nodules regrow after more than three years. Therefore, on the basis of long-term follow-up, management of regrowth is key to patient care following RFA. Regrowth is more likely to occur in nodules that are large in size prior to RFA, and in those with high or increased vascularity. Recently, new techniques such as hydrodissection, artery-first ablation, and venous ablation have been introduced to inhibit regrowth. In addition, appropriate criteria for additional RFA should be applied to manage regrowth and prolong its therapeutic effects. RFA is essentially an alternative to surgery; therefore, the ultimate goal of this procedure is to avoid surgery permanently, rather than to achieve temporary effects.
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18
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Yim Y, Park HS, Baek JH, Yoo H, Sung JY. Parenchymal microcalcifications in the thyroid gland: Clinical significance and management strategy. Medicine (Baltimore) 2023; 102:e34636. [PMID: 37565926 PMCID: PMC10419412 DOI: 10.1097/md.0000000000034636] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/07/2022] [Accepted: 07/17/2023] [Indexed: 08/12/2023] Open
Abstract
This study is firstly, to investigate the presence of microcalcification among the patients who underwent thyroid ultrasound and biopsy and to evaluate the incidence of intrathyroid lymphatic spread and cervical lymph node metastasis of thyroid cancer with thyroid microcalcifications. Also, we compared the diagnostic performance between fine needle aspiration (FNA) and core needle biopsy (CNB) for assessing parenchymal microcalcifications in the thyroid gland. We retrospectively assessed total 66 patients with thyroid microcalcifications on ultrasound. The histopathologic characteristics of the surgical specimens considered as the gold standard for diagnosing malignancy. Patients with surgically proven malignancy were evaluated for multifocality, intrathyroid lymphatic spread in the opposite lobe, or cervical lymph node metastasis. Among the 66 confirmed patients, 53 patients had malignant lesions (80.3%) and 13 patients had benign lesions (19.7%). The pathologic results of the 44 patients who underwent total thyroidectomy. Among them, 33 patients (75%) showed multifocality, 30 patients (68.2%) showed intrathyroid lymphatic tumor spread. CNB was performed on 41 patients, and FNA was performed on 54 patients. Both CNB and FNA were performed on 29 patients. There were no statistical differences in terms of diagnostic performance between CNB and FNA. Thyroid microcalcifications demonstrate a high prevalence of malignancy. Both CNB and FNA demonstrate similar diagnostic accuracies.
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Affiliation(s)
- Younghee Yim
- Department of Radiology, Chung-Ang University Hospital, Chung-Ang University College of Medicine, Seoul, Korea
| | - Hye Sun Park
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
| | - Jung Hwan Baek
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
| | - Hyunju Yoo
- Department of Pathology, Thyroid Center, Daerim St. Mary’s Hospital, Seoul, Korea
| | - Jin Yong Sung
- Department of Radiology, Thyroid Center, Daerim St. Mary’s Hospital, Seoul, Korea
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Jung CK. Reevaluating diagnostic categories and associated malignancy risks in thyroid core needle biopsy. J Pathol Transl Med 2023; 57:208-216. [PMID: 37460395 PMCID: PMC10369141 DOI: 10.4132/jptm.2023.06.20] [Citation(s) in RCA: 5] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/11/2023] [Accepted: 06/19/2023] [Indexed: 07/28/2023] Open
Abstract
As the application of core needle biopsy (CNB) in evaluating thyroid nodules rises in clinical practice, the 2023 Korean Thyroid Association Management Guidelines for Patients with Thyroid Nodules have officially recognized its value for the first time. CNB procures tissue samples preserving both histologic structure and cytologic detail, thereby supplying substantial material for an accurate diagnosis and reducing the necessity for repeated biopsies or subsequent surgical interventions. The current review introduces the risk of malignancy within distinct diagnostic categories, emphasizing the implications of noninvasive follicular thyroid neoplasm with papillary-like nuclear features on these malignancy risks. Prior research has indicated diagnostic challenges associated with follicular-patterned lesions, resulting in notable variation within indeterminate diagnostic categories. The utilization of mutation-specific immunostaining in CNB enhances the accuracy of lesion classification. This review underlines the essential role of a multidisciplinary approach in diagnosing follicular-patterned lesions and the potential of mutation-specific immunostaining to strengthen diagnostic consensus and inform patient management decisions.
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Affiliation(s)
- Chan Kwon Jung
- Department of Hospital Pathology, College of Medicine, The Catholic University of Korea, Seoul, Korea
- Cancer Research Institute, College of Medicine, The Catholic University of Korea, Seoul, Korea
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20
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Kim M, Jeon S, Jung CK. Preoperative Risk Stratification of Follicular-patterned Thyroid Lesions on Core Needle Biopsy by Histologic Subtyping and RAS Variant-specific Immunohistochemistry. Endocr Pathol 2023:10.1007/s12022-023-09763-3. [PMID: 37040004 DOI: 10.1007/s12022-023-09763-3] [Citation(s) in RCA: 6] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 03/29/2023] [Indexed: 04/12/2023]
Abstract
Follicular-patterned lesions often have indeterminate results (diagnostic category III or IV) by core needle biopsy (CNB) and fine needle aspiration (FNA). However, CNB diagnoses follicular neoplasm (category IV) more frequently than FNA. Therefore, we aimed to develop a risk stratification system for CNB samples with category III/IV using immunohistochemistry (IHC). The specificity of the RAS Q61R antibody was validated on 58 thyroid nodules with six different types of RAS genetic variants and 40 cases of RAS wild-type. We then applied IHC analysis of RAS Q61R to 207 CNB samples with category III/IV in which all patients underwent surgical resection. RAS Q61R IHC had 98% sensitivity and 98% specificity for detecting the RAS p.Q16R variant. In an independent dataset, the positive rate of RAS Q61R was significantly higher in NIFTP (48%) and malignancies (45%) than in benign tumors (19%). The risk of NIFTP/malignancy was highest in the group with nuclear atypia and RAS Q61R expression (86%) and lowest in the group without both parameters (32%). The high-risk group with either nuclear atypia or RAS Q61R had 67.3% sensitivity, 73.4% specificity, 75.2% positive predictive value, and 65.1% negative predictive value for identifying NIFTP/malignancy. We conclude that RAS Q61R IHC can be a rule-in diagnostic test for NIFTP/malignancy in CNB category III/IV results. Combining of the histologic parameter (nuclear atypia) with RAS Q61R IHC results can further stratify CNB category III/IV into a high-risk group, which is sufficient for a surgical referral, and a low-risk group sufficient for observation.
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Affiliation(s)
- Meejeong Kim
- Department of Pathology, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea
| | - Sora Jeon
- College of Medicine, Cancer Research Institute, The Catholic University of Korea, Seoul, Korea
| | - Chan Kwon Jung
- Department of Pathology, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea.
- College of Medicine, Cancer Research Institute, The Catholic University of Korea, Seoul, Korea.
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21
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Abstract
PURPOSE OF REVIEW To highlight recent advances in our understanding of the epidemiology, incidence, evaluation, management and outcomes of primary thyroid lymphoma (PTL), and highlight the indications and limitations of surgery. RECENT FINDINGS The differential diagnosis of a rapidly enlarging thyroid mass with or without obstructive symptoms should include PTL and anaplastic thyroid cancer. When PTL is suspected, initial investigations should include blood tests and ultrasound-guided biopsy preferably core need biopsy to allow tissue typing and immunohistochemistry analysis. Systemic imaging with FDG PET-CT is required for staging. Surgery is not recommended for treatment purposes and should be reserved for diagnosis and airway management. Treatment includes chemotherapy and radiotherapy and offer an excellent prognosis. SUMMARY PTL is a rare malignancy making diagnosis and management challenging. Initial investigations of suspected PTL should include blood tests and ultrasound-guided biopsy, preferably core needle biopsy and systemic imaging is required for staging. Surgery is reserved for diagnosis and airway management. Chemotherapy and radiotherapy are the treatment of choice.
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Value of CEUS combined with feeding artery ablation in the microwave ablation of large solid benign thyroid nodules. Eur Radiol 2023; 33:2407-2414. [PMID: 36472698 DOI: 10.1007/s00330-022-09313-1] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/29/2022] [Revised: 11/07/2022] [Accepted: 11/21/2022] [Indexed: 12/12/2022]
Abstract
OBJECTIVES To investigate the value of contrast-enhanced ultrasound (CEUS) combined with feeding artery ablation in the microwave ablation (MWA) of large solid benign thyroid nodules (LSBTNs) with a diameter ≥ 4 cm. METHODS We retrospectively analyzed 122 patients with LSBTN ≥ 4 cm in diameter treated with MWA. During evaluations before and after MWA, 53 patients who underwent conventional ultrasound examination were classified as the routine group, and 69 patients who underwent CEUS combined with feeding artery ablation were classified as the union group. The differences in ablation energy required per milliliter (AERPM), complication rate, regrowth rate, and volume reduction rate (VRR) were compared between the two groups. RESULTS The AERPM of the union group was significantly less than that of the routine group (956.3 ± 38.5 J/mL vs. 1025.9 ± 121.5 J/mL, p < 0.001). The complication rate of the routine group was significantly higher than that of the union group (13.2% vs. 2.9%, p = 0.031). The regrowth rate of the routine group (22.6%, 12/53) was significantly higher than that of the union group (7.2%, 5/69) (p = 0.015). At the 1st, 3rd, 6th, 12th, 18th, and 24th month after ablation, the mean VRRs of the routine group were significantly less than those of the union group, with p values of < 0.001, < 0.001, 0.002, 0.007, 0.013, and < 0.001, respectively. CONCLUSIONS The application of CEUS combined with feeding artery ablation in the MWA of LSBTNs is helpful to reduce the regrowth rate, improve the ablation efficiency, and reduce bleeding. KEY POINTS • CEUS combined with feeding artery ablation in MWA of LSBTNs is helpful to reduce regrowth rate. • CEUS combined with feeding artery ablation can help improve ablation efficiency than conventional ultrasound in LSBTNs. • CEUS combined with feeding artery ablation helps reduce the incidence of bleeding during MWA.
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23
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Kim S, Shin JH, Ihn YK. Biopsy strategies for intermediate and high suspicion thyroid nodules with macrocalcifications. Curr Med Res Opin 2023; 39:179-186. [PMID: 36369696 DOI: 10.1080/03007995.2022.2146404] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
Abstract
OBJECTIVES (1) To find strategies to improve diagnostic performance of ultrasound-guided biopsy of intermediate and high suspicion thyroid nodules with macrocalcifications. (2) To find malignancy rates of nodules with macrocalcification. MATERIALS AND METHODS From 2018 to 2022, fine-needle aspiration biopsy (FNAB) and core needle biopsy (CNB) were retrospectively evaluated. Macrocalcifications were categorized into three types: intra-nodular, rim and entirely calcified. Diagnostic performance was compared between biopsy modes (FNAB vs. CNB) and FNAB techniques (to-and-fro vs. whirling). Multivariate logistic regression was performed to determine features associated with performance of FNAB. Malignancy rates were calculated according to macrocalcification types. RESULTS A total of 114 procedures (87 FNAB and 27 CNB) in 89 nodules per 86 patients (mean age, 64 years; 76 women) were performed. Overall, CNB performed better than FNAB (unsatisfactory rate: 3.7% vs. 33.3%, p = .005). For macrocalcification thicker than 2 mm, whirling FNAB technique demonstrated a comparable unsatisfactory rate with statistical trends toward significance (to-and-fro: 69.2% vs. whirling: 27.8%, p = .055). The entirely calcified nodule was associated with poor performance of FNAB (adjusted odds ratio 4.46 [95% CI: 1.19-16.67], p = .027). Overall malignancy was 22.5%, higher in intra-nodular macrocalcification than rim and entirely calcified types (68.4% vs. 21.1% vs. 10.5%, p = .025). CONCLUSION For the entirely calcified type, CNB should be considered first to improve diagnosis. For other types, FNAB can be performed, and whirling technique may be an alternative technique in thicker macrocalcification. Malignancy in intermediate and high suspicion nodules with macrocalcification have non-negligible rates.
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Affiliation(s)
- Sungmok Kim
- Department of Radiology, St. Vincent's Hospital, Suwon, Republic of Korea
| | - Jae Ho Shin
- Department of Radiology, St. Vincent's Hospital, Suwon, Republic of Korea
| | - Yon Kwon Ihn
- Department of Radiology, St. Vincent's Hospital, Suwon, Republic of Korea
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24
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Hwang YJ, Koo HR, Park JS. Follow-up of benign thyroid nodules confirmed by ultrasound-guided core needle biopsy after inconclusive cytology on fine-needle aspiration biopsy. Ultrasonography 2023; 42:121-128. [PMID: 36588182 PMCID: PMC9816704 DOI: 10.14366/usg.22115] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/02/2022] [Accepted: 09/21/2022] [Indexed: 01/13/2023] Open
Abstract
PURPOSE The goal of this study was to follow benign thyroid nodules confirmed by ultrasound (US)-guided core needle biopsy (CNB) after inconclusive cytology on fine-needle aspiration (FNA) biopsy. METHODS Sixty-two thyroid nodules from 62 patients with CNB-confirmed benign histology that initially had inconclusive cytology on FNA were retrospectively included. The thyroid nodules were followed for 38.7 months (median, 27.5 months; range, 6 to 101 months), and the US findings of biopsied nodules, such as the interval change in size, US characteristics, and imaging category based on the Korean Thyroid Imaging Reporting and Data System (K-TIRADS), were evaluated. In addition, patients' clinical records were reviewed for any further management or newly diagnosed thyroid malignancy. RESULTS Among 62 cases, three (4.8%) showed interval size growth, while 59 (95.2%) demonstrated no interval change or a decrease in size. There was no upgrade of K-TIRADS category or any newly diagnosed malignancy during the follow-up period. CONCLUSION US-guided CNB-confirmed benign thyroid nodules with inconclusive cytology on FNA showed a stable status during follow-up, and repeated CNB could be helpful in the management of nodules with inconclusive cytology on FNA.
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Affiliation(s)
- Yoon Ji Hwang
- Department of Radiology, Hanyang University College of Medicine, Seoul, Korea
| | - Hye Ryoung Koo
- Department of Radiology, Hanyang University College of Medicine, Seoul, Korea
| | - Jeong Seon Park
- Department of Radiology, Hanyang University College of Medicine, Seoul, Korea,Correspondence to: Jeong Seon Park, PhD, Department of Radiology, Hanyang University College of Medicine, 222-1 Wangsimni-ro, Seongdong-gu, Seoul 04763, Korea Tel. +82-2-2290-9164 Fax. +82-2-2293-2111 E-mail:
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25
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Ahn J, Jin M, Kim WG, Kim TY, Kim WB, Shong YK, Baek JH, Song DE, Jeon MJ. Limitations of fine-needle aspiration and core needle biopsies in the diagnosis of tall cell variant of papillary thyroid carcinoma. Clin Endocrinol (Oxf) 2023; 98:110-116. [PMID: 35394662 DOI: 10.1111/cen.14735] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/10/2021] [Revised: 03/29/2022] [Accepted: 03/30/2022] [Indexed: 12/16/2022]
Abstract
BACKGROUND The tall cell variant papillary thyroid carcinoma (TCV-PTC) shows aggressive behaviour. Thus far, the diagnosis of TCV-PTC can only be confirmed using the postoperative specimen. This study aims to evaluate whether fine-needle aspiration (FNA) or core needle biopsy (CNB) could diagnose TCV-PTC preoperatively. METHODS This is a retrospective cohort study. We included adult patients diagnosed with TCV-PTC or PTC with tall cell features (TCF) at final surgical pathology between January 2015 and December 2018. Preoperative histology was reviewed for six cytomorphologic features suggesting TCV-PTC in FNA or the percentage of tall cells in the CNB specimen. The postoperative pathology was also reviewed to confirm the percentage of tall cells. RESULTS A total of 119 patients were included in this study; 35 (29%) patients with PTC with TCF served as controls. The most frequent cytomorphological feature in FNA samples of TCV-PTC was tall columnar cells, including single tombstone-like cells (70%). Among 43 TCV-PTC evaluated by FNA, 3 FNA (7%) revealed the absence of any of the six cytomorphologic features suggesting TCV-PTC. When we defined 30% of tall cells in CNB specimens as a cutoff suggesting TCV-PTC, only 16 (41%) TCV-PTCs could be preoperatively detected, and 3 (7%) TCV-PTCs did not have any tall cells. The proportion of tall cells was not associated with the postoperative percentage of tall cells. CONCLUSION Both cytomorphologic features in FNA and the percentage of tall cells in CNB present limitations for use as accurate preoperative diagnostic tools of TCV-PTC.
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Affiliation(s)
- Jonghwa Ahn
- Division of Endocrinology and Metabolism, Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, South Korea
- Division of Endocrinology and Metabolism, Department of Internal Medicine, Korea University College of Medicine, Seoul, South Korea
| | - Meihua Jin
- Division of Endocrinology and Metabolism, Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, South Korea
| | - Won Gu Kim
- Division of Endocrinology and Metabolism, Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, South Korea
| | - Tae Yong Kim
- Division of Endocrinology and Metabolism, Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, South Korea
| | - Won Bae Kim
- Division of Endocrinology and Metabolism, Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, South Korea
| | - Young Kee Shong
- Division of Endocrinology and Metabolism, Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, South Korea
| | - Jung Hwan Baek
- Department of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, South Korea
| | - Dong Eun Song
- Department of Pathology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, South Korea
| | - Min Ji Jeon
- Division of Endocrinology and Metabolism, Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, South Korea
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Lee JH, Ha EJ, Lee DH, Han M, Park JH, Kim JH. Clinicoradiological Characteristics in the Differential Diagnosis of Follicular-Patterned Lesions of the Thyroid: A Multicenter Cohort Study. Korean J Radiol 2022; 23:763-772. [PMID: 35695317 PMCID: PMC9240300 DOI: 10.3348/kjr.2022.0079] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/10/2022] [Revised: 04/20/2022] [Accepted: 04/26/2022] [Indexed: 11/15/2022] Open
Abstract
OBJECTIVE Preoperative differential diagnosis of follicular-patterned lesions is challenging. This multicenter cohort study investigated the clinicoradiological characteristics relevant to the differential diagnosis of such lesions. MATERIALS AND METHODS From June to September 2015, 4787 thyroid nodules (≥ 1.0 cm) with a final diagnosis of benign follicular nodule (BN, n = 4461), follicular adenoma (FA, n = 136), follicular carcinoma (FC, n = 62), or follicular variant of papillary thyroid carcinoma (FVPTC, n = 128) collected from 26 institutions were analyzed. The clinicoradiological characteristics of the lesions were compared among the different histological types using multivariable logistic regression analyses. The relative importance of the characteristics that distinguished histological types was determined using a random forest algorithm. RESULTS Compared to BN (as the control group), the distinguishing features of follicular-patterned neoplasms (FA, FC, and FVPTC) were patient's age (odds ratio [OR], 0.969 per 1-year increase), lesion diameter (OR, 1.054 per 1-mm increase), presence of solid composition (OR, 2.255), presence of hypoechogenicity (OR, 2.181), and presence of halo (OR, 1.761) (all p < 0.05). Compared to FA (as the control), FC differed with respect to lesion diameter (OR, 1.040 per 1-mm increase) and rim calcifications (OR, 17.054), while FVPTC differed with respect to patient age (OR, 0.966 per 1-year increase), lesion diameter (OR, 0.975 per 1-mm increase), macrocalcifications (OR, 3.647), and non-smooth margins (OR, 2.538) (all p < 0.05). The five important features for the differential diagnosis of follicular-patterned neoplasms (FA, FC, and FVPTC) from BN are maximal lesion diameter, composition, echogenicity, orientation, and patient's age. The most important features distinguishing FC and FVPTC from FA are rim calcifications and macrocalcifications, respectively. CONCLUSION Although follicular-patterned lesions have overlapping clinical and radiological features, the distinguishing features identified in our large clinical cohort may provide valuable information for preoperative distinction between them and decision-making regarding their management.
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Affiliation(s)
- Jeong Hoon Lee
- Department of Radiology, Ajou University School of Medicine, Suwon, Korea
| | - Eun Ju Ha
- Department of Radiology, Ajou University School of Medicine, Suwon, Korea.
| | - Da Hyun Lee
- Department of Radiology, Ajou University School of Medicine, Suwon, Korea
| | - Miran Han
- Department of Radiology, Ajou University School of Medicine, Suwon, Korea
| | - Jung Hyun Park
- Department of Radiology, Ajou University School of Medicine, Suwon, Korea
| | - Ji-Hoon Kim
- Department of Radiology, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Korea
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Usefulness of ultrasound-guided core biopsy in thyroid nodules with inconclusive fine-needle aspiration biopsy findings. RADIOLOGIA 2022; 64:195-205. [PMID: 35676051 DOI: 10.1016/j.rxeng.2020.06.005] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/08/2020] [Accepted: 06/04/2020] [Indexed: 11/21/2022]
Abstract
OBJECTIVES To determine the diagnostic performance of ultrasound-guided core-needle biopsy in thyroid nodules after two inconclusive fine-needle aspiration biopsies. To assess the complications of core-needle biopsy. To analyze the reliability of diagnoses obtained with core-needle biopsy. To measure the economic impact of avoiding lobectomies in patients with benign core-needle biopsy findings. MATERIAL AND METHODS This retrospective study reviewed 195 core-needle biopsies in 178 patients. To determine the reliability of the core-needle biopsy findings, we compared the diagnosis from the core-needle specimen versus the histologic findings in the surgical specimens when core-needle biopsy findings indicated malignancy or follicular proliferation and versus the stability of the nodule on ultrasound follow-up for one year when core-biopsy findings indicated benignity. RESULTS Core-needle biopsy yielded a diagnosis for 179 (91.7%) nodules, of which 122 (62.5%) were classified as benign, 50 (25.6%) as follicular proliferation, and 7 (3.6%) as malignant. The findings were inconclusive for 16 (8.3%) nodules. Minor complications were observed in 4 (2%) patients; no major complications were observed. The sensitivity of core-needle biopsy for the diagnosis of thyroid cancer was low (42.8%) because the technique was unable to detect capsular or vascular invasion, although the specificity and positive predictive value (PPV) were 100%. However, when we considered histologic findings of malignancy and follicular proliferation positive because both require surgical resection, the sensitivity increased to 97.5% and the PPV decreased to 83.3%. There were 79 nodules with ultrasound follow-up for at least one year; 76 (96.2%) had negative core-needle biopsy findings, and 74 (97.3%) of these remained stable. The negative predictive value (NPV) for malignancy of the benign nodules was 98.6%, although no malignant transformation was observed. Nevertheless, the results of the statistical analysis do not allow us to recommend forgoing ultrasound follow-up in patients with benign core-biopsy findings. The cost savings of avoiding lobectomy in patients with benign nodules and stability of the nodule on ultrasound follow-up for at least one year was about 90%. CONCLUSIONS Core-needle biopsy of thyroid nodules is effective because it diagnoses more than 90% of nodules with inconclusive findings after fine-needle aspiration biopsy. It is safe if done by experienced professionals. It is reliable because it yields 100% specificity and 100% PPV for malignant nodule, 97.5% sensitivity for the detection of nodules that require surgery, and 98.6% NPV for benign nodules. It is efficient because it reduces the costs of diagnosis compared to lobectomy in benign nodules.
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Park JY, Yi SY, Baek SH, Lee YH, Kwon HJ, Park HJ. Diagnostic efficacy, performance and safety of side-cut core needle biopsy for thyroid nodules: comparison of automated and semi-automated biopsy needles. Endocrine 2022; 76:341-348. [PMID: 35032314 DOI: 10.1007/s12020-022-02980-6] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/25/2021] [Accepted: 01/09/2022] [Indexed: 01/20/2023]
Abstract
PURPOSE This study was performed to compare the utility of the semi-automated and automated side-cut core biopsy needles for thyroid nodules. METHODS Between January 2014 and March 2020, biopsy was performed for 278 thyroid nodules using the semi-automated core needle and for 225 nodules using the automated core needle. Nondiagnostic rate, inconclusive rate, diagnostic performance and complication rates were evaluated and compared between two core needle types. RESULTS There were 1.2% (6/503) nondiagnostic results and 15.9% (80/503) inconclusive results. Nondiagnostic rate between two needle types was not significantly different. The semi-automated type (33/278, 11.9%) showed lower inconclusive rate than the automated type (47/225, 20.9%) (p = 0.006). The sensitivity, specificity, PPV, NPV and diagnostic accuracy for diagnosis of malignancy of the semi-automated type were 70.18, 100, 100, 84.96 and 88.89%, respectively; the corresponding rates of automated type were 70.45, 100, 100, 86.6, and 89.84%. There were 12 minor complications: four hematomas (4/278, 1.4%) for the semi-automated type and eight hematomas (8/225, 3.6%) for the automated type, which difference was not statistically significant. CONCLUSION Core needle biopsy for thyroid nodules using either the semi-automated or automated needle is a safe diagnostic tool. Semi-automated needle has lower inconclusive rate than automated needle.
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Affiliation(s)
- Ji Yeon Park
- Department of Radiology, Inje University Ilsan Paik Hospital, Goyang, Republic of Korea
| | - Seong Yoon Yi
- Division of Hematology-Oncology, Department of Internal Medicine, Inje University Ilsan Paik Hospital, Goyang, Republic of Korea.
| | - Soo Heui Baek
- Department of Radiology, Daerim St. Mary's Hospital, Seoul, Republic of Korea
| | - Yu Hyun Lee
- Department of Radiology, Myongji Hospital, Hanyang University College of Medicine, Goyang, Republic of Korea
| | - Heon-Ju Kwon
- Department of Radiology, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea
| | - Hee Jin Park
- Department of Radiology, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea
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Matrone A, De Napoli L, Torregrossa L, Aghababyan A, Papini P, Ambrosini CE, Cervelli R, Ugolini C, Basolo F, Molinaro E, Elisei R, Materazzi G. Core Needle Biopsy Can Early and Precisely Identify Large Thyroid Masses. Front Oncol 2022; 12:854755. [PMID: 35463338 PMCID: PMC9022105 DOI: 10.3389/fonc.2022.854755] [Citation(s) in RCA: 13] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/14/2022] [Accepted: 03/10/2022] [Indexed: 11/26/2022] Open
Abstract
Background Large thyroid masses, particularly if rapidly growing, are often characterized by compression and infiltration of the vital structures of the neck. Therefore, an early and precise diagnosis, not only of malignancy but also of histotype, is mandatory to set up the right therapy. The aim of this study was to evaluate the diagnostic performance of fine needle aspiration cytology (FNAC) and core needle biopsy (CNB) in this setting. Patients and Methods We prospectively evaluated 95 patients with large and rapidly growing thyroid masses admitted to the University Hospital of Pisa between April 2014 and January 2020. All patients were submitted to FNAC and CNB in the same session. The ability of both procedures to diagnose the malignancy of the lesions, particularly the histotype, and to obtain sufficient material to perform molecular analysis was evaluated. Results FNAC obtained adequate tumor sample to reach a diagnosis in 76 of 95 (80%) patients, while a higher percentage was obtained with CNB (92/95, 96.8%). FNAC was able to identify the malignancy of the lesion in 74 of 95 (77.9%) cases, but only in 16 of 74 (21.6%) cases was it able to define the histotype. CNB was able to define the malignancy of the lesion in all but three cases (92/95, 96.8%), and in all specimens, the histotype was identified. Moreover, in all cases, the material extracted from CNB was optimal to perform molecular analysis. No surgery-related complications were experienced with both procedures. Conclusions CNB is a rapid and safe procedure with higher performance compared to FNAC in identifying the histotype of large and rapidly growing thyroid masses. Moreover, adequate material can be obtained to characterize the molecular profile for the treatment of potentially lethal cancers. In the era of precision medicine, CNB should be introduced in routine clinical practice as a key procedure for an early diagnosis and therapy of these diseases.
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Affiliation(s)
- Antonio Matrone
- Department of Clinical and Experimental Medicine, Unit of Endocrinology, University Hospital of Pisa, Pisa, Italy
| | - Luigi De Napoli
- Department of Surgical, Medical, Molecular Pathology and Critical Area, Unit of Endocrine Surgery, University Hospital of Pisa, Pisa, Italy
| | - Liborio Torregrossa
- Department of Surgical, Medical, Molecular Pathology and Critical Area, Anatomic Pathology Section, University Hospital of Pisa, Pisa, Italy
| | - Aleksandr Aghababyan
- Department of Surgical, Medical, Molecular Pathology and Critical Area, Unit of Endocrine Surgery, University Hospital of Pisa, Pisa, Italy
| | - Piermarco Papini
- Department of Surgical, Medical, Molecular Pathology and Critical Area, Unit of Endocrine Surgery, University Hospital of Pisa, Pisa, Italy
| | - Carlo Enrico Ambrosini
- Department of Surgical, Medical, Molecular Pathology and Critical Area, Unit of Endocrine Surgery, University Hospital of Pisa, Pisa, Italy
| | - Rosa Cervelli
- Division of Interventional Radiology, University Hospital of Pisa, Pisa, Italy
| | - Clara Ugolini
- Department of Surgical, Medical, Molecular Pathology and Critical Area, Anatomic Pathology Section, University Hospital of Pisa, Pisa, Italy
| | - Fulvio Basolo
- Department of Surgical, Medical, Molecular Pathology and Critical Area, Anatomic Pathology Section, University Hospital of Pisa, Pisa, Italy
| | - Eleonora Molinaro
- Department of Clinical and Experimental Medicine, Unit of Endocrinology, University Hospital of Pisa, Pisa, Italy
| | - Rossella Elisei
- Department of Clinical and Experimental Medicine, Unit of Endocrinology, University Hospital of Pisa, Pisa, Italy
| | - Gabriele Materazzi
- Department of Surgical, Medical, Molecular Pathology and Critical Area, Unit of Endocrine Surgery, University Hospital of Pisa, Pisa, Italy
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Li Y, He H, Li W, Zhao J, Ge N, Zhang Y, Luo Y. Efficacy and safety of radiofrequency ablation for calcified benign thyroid nodules: results of over 5 years' follow-up. BMC Med Imaging 2022; 22:75. [PMID: 35459125 PMCID: PMC9027040 DOI: 10.1186/s12880-022-00795-5] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/05/2022] [Accepted: 03/30/2022] [Indexed: 11/25/2022] Open
Abstract
Purpose To evaluate the efficacy and safety of radiofrequency ablation (RFA) for treating calcified benign thyroid nodules (CBTNs). Methods Fifty-two patients with 52 CBTNs who underwent RFA in our hospital were included in this retrospective study. According to the size of calcifications, CBTNs were divided into two groups: the punctate echogenic foci (PEF) group and macrocalcification group. Moreover, the macrocalcification group was further subdivided into two groups, the strong group and the weak group, based on their morphologic characteristics. After the RFA procedure, routine ultrasound (US) and clinical evaluation were performed at 1, 3, 6 and 12 months postoperatively and every 12 months thereafter. Results The mean follow-up time was 68.98 ± 7.68 months (60–87 months), and the 5-year mean volume reduction rate (VRR) after RFA was 92.95%, with a complication rate of 0.6% (3/52). The mean initial volume of the macrocalcification group was significantly larger than that of the PEF group (9.94 ± 24.60 ml vs. 0.23 ± 0.22 ml, respectively; P = 0.011). Thus, their VRRs were not comparable between the two groups. However, baseline characteristics did not show statistically significant differences between the strong and weak macrocalcification subgroups. The VRRs of the strong subgroup were significantly lower than those of the weak subgroup at the 3-year, 4-year, and 5-year follow-ups. Conclusion RFA was effective and safe for treating CBTNs. Strong macrocalcification was related to the VRR of CBTNs after the RFA procedure.
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Affiliation(s)
- Yi Li
- Department of Ultrasound, Medical School of Chinese PLA, Beijing, China.,Department of Ultrasound, the First Medical Centre, Chinese PLA General Hospital, Beijing, China
| | - Hongying He
- Department of Ultrasound, the First Medical Centre, Chinese PLA General Hospital, Beijing, China
| | - Wen Li
- Department of Ultrasound, Medical School of Chinese PLA, Beijing, China.,Department of Ultrasound, the First Medical Centre, Chinese PLA General Hospital, Beijing, China
| | - Jiahang Zhao
- Department of Ultrasound, Medical School of Chinese PLA, Beijing, China.,Department of Ultrasound, the First Medical Centre, Chinese PLA General Hospital, Beijing, China
| | - Naiqiao Ge
- Department of Ultrasound, Medical School of Chinese PLA, Beijing, China.,Department of Ultrasound, the First Medical Centre, Chinese PLA General Hospital, Beijing, China
| | - Yan Zhang
- Department of Ultrasound, the First Medical Centre, Chinese PLA General Hospital, Beijing, China.
| | - Yukun Luo
- Department of Ultrasound, the First Medical Centre, Chinese PLA General Hospital, Beijing, China.
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31
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Kim K, Bae JS, Kim JS, Jung SL, Jung CK. Diagnostic Performance of Thyroid Core Needle Biopsy Using the Revised Reporting System: Comparison with Fine Needle Aspiration Cytology. Endocrinol Metab (Seoul) 2022; 37:159-169. [PMID: 35255608 PMCID: PMC8901962 DOI: 10.3803/enm.2021.1299] [Citation(s) in RCA: 12] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/11/2021] [Accepted: 01/06/2022] [Indexed: 11/11/2022] Open
Abstract
BACKGROUND We aim to validate the diagnostic performance of thyroid core needle biopsy (CNB) for diagnosing malignancy in clinical settings to align with the changes made in recently updated thyroid CNB guidelines. METHODS We retrospectively analyzed 1,381 thyroid CNB and 2,223 fine needle aspiration (FNA) samples. The FNA and CNB slides were interpreted according to the Bethesda System for Reporting Thyroid Cytopathology and updated practice guidelines for thyroid CNB, respectively. RESULTS Compared to FNA, CNB showed lower rates of inconclusive results categories I (2.8% vs. 11.2%) and III (1.2% vs. 6.2%), and higher rates of categories II (60.9% vs. 50.4%) and IV (17.5% vs. 2.0%). The upper and lower bounds of the risk of malignancy (ROM) for category IV of CNB were 43.2% and 26.6%, respectively. The CNB subcategory IVb with nuclear atypia had a higher ROM than the subcategory without nuclear atypia (40%-62% vs. 23%-36%). In histologically confirmed cases, there was no significant difference in the diagnostic performance between CNB and FNA for malignancy. However, neoplastic diseases were more frequently detected by CNB than by FNA (88.8% vs. 77.6%, P=0.046). In category IV, there was no difference in unnecessary surgery rate between CNB and FNA (4.7% vs. 6.9%, P=0.6361). CONCLUSION Thyroid CNB decreased the rate of inconclusive results and showed a higher category IV diagnostic rate than FNA. The revised guidelines for thyroid CNB proved to be an excellent reporting system for assessing thyroid nodules.
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Affiliation(s)
- Kwangsoon Kim
- Department of Surgery, College of Medicine, The Catholic University of Korea, Seoul,
Korea
| | - Ja Seong Bae
- Department of Surgery, College of Medicine, The Catholic University of Korea, Seoul,
Korea
| | - Jeong Soo Kim
- Department of Surgery, College of Medicine, The Catholic University of Korea, Seoul,
Korea
| | - So Lyung Jung
- Department of Radiology, College of Medicine, The Catholic University of Korea, Seoul,
Korea
| | - Chan Kwon Jung
- Department of Hospital Pathology, College of Medicine, The Catholic University of Korea, Seoul,
Korea
- Cancer Research Institute, College of Medicine, The Catholic University of Korea, Seoul,
Korea
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Bom WJ, Joosten FBM, van Borren MMGJ, Bom EP, van Eekeren RRJP, de Boer H. Radiofrequency ablation for symptomatic, non-functioning, thyroid nodules: a single-center learning curve. Endocr Connect 2022; 11:EC-21-0304.R2. [PMID: 34887358 PMCID: PMC8859967 DOI: 10.1530/ec-21-0304] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/30/2021] [Accepted: 12/09/2021] [Indexed: 11/29/2022]
Abstract
OBJECTIVE Radiofrequency ablation (RFA) is increasingly considered the prime option for treating symptomatic, benign, non-functioning thyroid nodules (NFTN). However, little is known about the degree of operator experience required to achieve optimal results. This study describes the RFA learning curve of a single-center team. METHODS A retrospective cohort study of the first 103 patients receiving RFA treatment for a single, symptomatic, and benign NFTN, with a follow-up of at least 1 year. The primary outcome measure was technique efficacy, defined as the percentage of patients with a 6-month nodal volume reduction ratio (VRR) >50% after single-session RFA. Optimal treatment efficacy was defined as a 6-month VRR >50% achieved in at least 75% of patients. Secondary outcomes were complications of RFA and indications of secondary interventions. RESULTS Median nodal volume at baseline was 12.0 mL (range 2.0-58.0 mL). A 6-month VRR >50% was achieved in 45% of the first 20 patients, 75% of the next 20, and 79% of the following 63 patients. Complications included minor bleeding (N = 4), transient hyperthyroidism (N = 4), and transient loss of voice (N = 1). Poor volume reduction or nodular regrowth led to diagnostic lobectomy in 11 patients and a second RFA in 5. Lobectomy revealed a follicular carcinoma (T2N0M0) in 2 patients. In 1 patient, nodule regrowth was caused by an intranodular solitary B-cell lymphoma. CONCLUSION About 40 procedures are required to achieve a 6-month VRR >50% in the majority of patients. Appropriate follow-up with re-evaluation is recommended for all patients with a VRR <50% and in those with regrowth to exclude underlying malignancy.
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Affiliation(s)
- W J Bom
- Department of Internal Medicine, Rijnstate Hospital, Arnhem, the Netherlands
| | - F B M Joosten
- Department of Radiology, Rijnstate Hospital, Arnhem, the Netherlands
- Correspondence should be addressed to F B M Joosten or H de Boer: or
| | - M M G J van Borren
- Department of Clinical Chemistry, Rijnstate Hospital, Arnhem, the Netherlands
| | - E P Bom
- Department of Radiology, Rijnstate Hospital, Arnhem, the Netherlands
| | | | - H de Boer
- Department of Internal Medicine, Rijnstate Hospital, Arnhem, the Netherlands
- Correspondence should be addressed to F B M Joosten or H de Boer: or
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Prediction of hemorrhagic complications after ultrasound-guided biopsy of the thyroid and neck. Eur Radiol 2022; 32:4177-4185. [DOI: 10.1007/s00330-021-08524-2] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/22/2021] [Revised: 11/18/2021] [Accepted: 12/06/2021] [Indexed: 11/04/2022]
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Joo L, Na DG, Kim JH, Seo H. Comparison of Core Needle Biopsy and Repeat Fine-Needle Aspiration in Avoiding Diagnostic Surgery for Thyroid Nodules Initially Diagnosed as Atypia/Follicular Lesion of Undetermined Significance. Korean J Radiol 2022; 23:280-288. [PMID: 35029081 PMCID: PMC8814697 DOI: 10.3348/kjr.2021.0619] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/04/2021] [Revised: 09/19/2021] [Accepted: 10/14/2021] [Indexed: 12/05/2022] Open
Abstract
Objective To compare core needle biopsy (CNB) and repeat fine-needle aspiration (rFNA) to reduce the rate of diagnostic surgery and prevent unnecessary surgery in nodules initially diagnosed as atypia/follicular lesions of undetermined significance (AUS/FLUS). Materials and Methods This study included 231 consecutive patients (150 female and 81 male; mean age ± standard deviation, 51.9 ± 11.7 years) with 235 thyroid nodules (≥ 1 cm) initially diagnosed as AUS/FLUS, who later underwent both rFNA and CNB. The nodules that required diagnostic surgery after the biopsy were defined using three different scenarios according to the rFNA and CNB results: criterion 1, surgery for low-risk indeterminate (categories I and III); criterion 2, surgery for high-risk indeterminate (categories IV and V); and criterion 3, surgery for all indeterminate nodules (categories I, III, IV, and V). We compared the expected rates of diagnostic surgery between CNB and rFNA in all 235 nodules using the three surgical criteria. In addition, the expected rates of unnecessary surgery (i.e., surgery for benign pathology) were compared in a subgroup of 182 nodules with available final diagnoses. Results CNB showed significantly lower rates of nondiagnostic, AUS/FLUS, and suspicious for malignancy diagnoses (p ≤ 0.016) and higher rates of follicular neoplasm or suspicious for a follicular neoplasm (p < 0.001) and malignant diagnoses (p = 0.031). CNB showed a significantly lower expected rate of diagnostic surgery than rFNA for criterion 1 (29.8% vs. 48.1%, p < 0.001) and criterion 3 (46.4% vs. 55.3%, p = 0.029), and a significantly higher rate for criterion 2 (16.6% vs. 7.2%, p = 0.001). CNB showed a significantly lower expected rate of unnecessary surgery than rFNA for criterion 1 (18.7% vs. 29.7%, p = 0.024). Conclusion CNB was superior to rFNA in reducing the rates of potential diagnostic surgery and unnecessary surgery for nodules initially diagnosed as AUS/FLUS in a scenario where nodules with low-risk indeterminate results (categories I and III) would undergo surgery.
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Affiliation(s)
- Leehi Joo
- Department of Radiology, Korea University Guro Hospital, Seoul, Korea
| | - Dong Gyu Na
- Department of Radiology, GangNeung Asan Hospital, University of Ulsan College of Medicine, Gangneung, Korea.,Department of Radiology, Human Medical Imaging and Intervention Center, Seoul, Korea.
| | - Ji-Hoon Kim
- Department of Radiology, Seoul National University College of Medicine, Seoul, Korea
| | - Hyobin Seo
- Department of Radiology, Human Medical Imaging and Intervention Center, Seoul, Korea
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Vander Poorten V, Goedseels N, Triantafyllou A, Sanabria A, Clement PM, Cohen O, Golusinski P, Guntinas-Lichius O, Piazza C, Randolph GW, Rinaldo A, Ronen O, Cabanillas ME, Shaha AR, Teng Y, Tufano RP, Williams MD, Zafereo M, Ferlito A. Effectiveness of core needle biopsy in the diagnosis of thyroid lymphoma and anaplastic thyroid carcinoma: A systematic review and meta-analysis. Front Endocrinol (Lausanne) 2022; 13:971249. [PMID: 36204100 PMCID: PMC9532007 DOI: 10.3389/fendo.2022.971249] [Citation(s) in RCA: 11] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/16/2022] [Accepted: 08/26/2022] [Indexed: 11/24/2022] Open
Abstract
BACKGROUND Both anaplastic thyroid carcinoma (ATC) and thyroid lymphoma (TL) clinically present as rapidly enlarging neck masses. Unfortunately, in this situation, like in any other thyroid swelling, a routine fine-needle aspiration (FNA) cytology is the first and only diagnostic test performed at the initial contact in the average thyroid practice. FNA, however, has a low sensitivity in diagnosing ATC and TL, and by the time the often "inconclusive" result is known, precious time has evolved, before going for core-needle biopsy (CNB) or incisional biopsy (IB) as the natural next diagnostic steps. OBJECTIVES To determine the diagnostic value of CNB in the clinical setting of a rapidly enlarging thyroid mass, via a systematic review and meta-analysis of the available data on CNB reliability in the differential diagnosis of ATC and TL. METHODS A PubMed, Embase and Web of Science database search was performed on June 23th 2021. Population of interest comprised patients who underwent CNB for clinical or ultrasonographical suspicion of ATC or TL, patients with a final diagnosis of ATC or TL after CNB, or after IB following CNB. RESULTS From a total of 17 studies, 166 patients were included. One hundred and thirty-six were diagnosed as TL and 14 as ATC following CNB. CNB, with a sensitivity and positive predictive value of 94,3% and 100% for TL and 80,1% and 100% for ATC respectively, proved to be superior to FNA (reported sensitivity for TL of 48% and for ATC of 61%). Furthermore, the need for additional diagnostic surgery after CNB was only 6.2% for TL and 17.6% for ATC. CONCLUSIONS Immediately performing CNB for a suspected diagnosis of ATC and TL in a rapidly enlarging thyroid mass is more appropriate and straightforward than a stepped diagnostic pathway using FNA first and awaiting the result before doing CNB.
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Affiliation(s)
- Vincent Vander Poorten
- Otorhinolaryngology, Head and Neck Surgery, University Hospitals Leuven, Leuven, Belgium
- Department of Oncology, Section Head and Neck Oncology, KU Leuven, Leuven, Belgium
- *Correspondence: Vincent Vander Poorten,
| | - Nathan Goedseels
- Otorhinolaryngology, Head and Neck Surgery, University Hospitals Leuven, Leuven, Belgium
- Department of Oncology, Section Head and Neck Oncology, KU Leuven, Leuven, Belgium
| | - Asterios Triantafyllou
- Department of Pathology, Liverpool Clinical Laboratories and School of Dentistry, University of Liverpool, Liverpool, United Kingdom
| | - Alvaro Sanabria
- Department of Surgery, School of Medicine, Universidad de Antioquia-Ips Universitaria, Medellín, Colombia
| | - Paul M. Clement
- Department of Oncology, Section General Medical Oncology, KU Leuven, Leuven, Belgium
| | - Oded Cohen
- Department of Otolaryngology, Head and Neck Surgery, Soroka Medical Center, affiliated with Ben Gurion University of the Negev, Be’er Sheva, Israel
| | - Pawel Golusinski
- Department of Otolaryngology and Maxillofacial Surgery, University of Zielona Gora, Zielona Góra, Poland
| | - Orlando Guntinas-Lichius
- Department of Otorhinolaryngology, Institute of Phoniatry/Pedaudiology, Jena University Hospital, Jena, Germany
| | - Cesare Piazza
- Department of Otorhinolaryngology – Head and Neck Surgery, ASST Spedali Civili, University of Brescia, Brescia, Italy
| | - Gregory W. Randolph
- Division of Otolaryngology-Endocrine Head and Neck Surgery, Massachusetts Eye and Ear Infirmary, Harvard University, Boston, MA, United States
| | | | - Ohad Ronen
- Department of Otolaryngology-Head and Neck Surgery, Galilee Medical Center, affiliated with Azrieli Faculty of Medicine, Bar-Ilan University, Safed, Israel
| | - Maria E. Cabanillas
- Department of Endocrine Neoplasia and Hormonal Disorders, The University of Texas MD Anderson Cancer Center, Houston, TX, United States
| | - Ashok R. Shaha
- Head and Neck Service, Department of Surgery, Memorial Sloan-Kettering Cancer Center, New York, NY, United States
| | - Yong Teng
- Department of Hematology and Medical Oncology, Winship Cancer Institute, Emory University, Atlanta, GA, United States
| | - Ralph P. Tufano
- Department of Otolaryngology-Head and Neck Surgery, The Johns Hopkins University School of Medicine, Baltimore, Maryland, United States
- Division of Head and Neck Endocrine Surgery, Sarasota Memorial Health Care System, Sarasota, FL, United States
| | - Michelle D. Williams
- Department of Pathology, University of Texas MD Anderson Cancer Center, Houston, TX, United States
| | - Mark Zafereo
- Department of Head & Neck Surgery, MD Anderson Cancer Center, Houston, TX, United States
| | - Alfio Ferlito
- International Head and Neck Scientific Group, Padua, Italy
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Zhang L, Zhou W, Zhou JQ, Shi Q, Rago T, Gambelunghe G, Zou DZ, Gu J, Lu M, Chen F, Ren J, Cheng W, Zhou P, Spiezia S, Papini E, Zhan WW. 2022 Expert consensus on the use of laser ablation for papillary thyroid microcarcinoma. Int J Hyperthermia 2022; 39:1254-1263. [PMID: 36123039 DOI: 10.1080/02656736.2022.2122596] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/10/2022] [Revised: 08/25/2022] [Accepted: 09/02/2022] [Indexed: 10/14/2022] Open
Abstract
OBJECTIVE With the aim of standardizing and improving the use of ultrasound-guided PLA on PTMC, a panel of experts from China and Italy, jointly issued this expert consensus on the clinical use of PLA for low-risk PTMC. METHODS This expert consensus was developed by Chinese and Italian experts who have specific competence and expertise in this area. An evidence-based approach combining the knowledge and practical experience of the panelists was utilized. RESULTS Twenty-six expert consensus recommendations were developed, spanning topics including the indications and contraindications of PLA for PTMC, physician training, preoperative preparation of patients, intraoperative technical procedures, possible complications, efficacy assessment, follow-up strategy, the approach to new PTMC and metastatic lymph nodes after treatment, thyroid-stimulating hormone inhibition therapy, and quality control of the entire procedure. CONCLUSION We summarized practical recommendations about standardized and improved PLA treatment for PTMC.
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Affiliation(s)
- Lu Zhang
- Department of Ultrasound, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China
| | - Wei Zhou
- Department of Ultrasound, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China
| | - Jian Qiao Zhou
- Department of Ultrasound, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China
| | - Qian Shi
- Department of Ultrasound, The Seventh People's Hospital, Affiliated to Shanghai University of Traditional Chinese Medicine, Shanghai, China
| | - Teresa Rago
- Endocrinology Unit, Department of Clinical and Experimental Medicine, University of Pisa, Pisa, Italy
| | | | - Da Zhong Zou
- Department of Ultrasound, The Affiliated Jiangyin Hospital of South-East University Medical College, Jiangsu, China
| | - Jun Gu
- Department of Ultrasound, The Affiliated Suzhou Hospital of Nanjing Medical University, Jiangsu, China
| | - Man Lu
- Department of Ultrasound, Sichuan Provincial People's Hospital, Sichuan, China
| | - Fen Chen
- Department of Ultrasound, The First Affiliated Hospital of Zhejiang Chinese Medical University, Zhejiang, China
| | - Jie Ren
- Department of Ultrasound, The Third Affiliated Hospital of Sun Yat-sen University, Guangdong, China
| | - Wen Cheng
- Department of Ultrasound, Harbin Medical University Cancer Hospital, Heilongjiang, China
| | - Ping Zhou
- Department of Ultrasound, The Third Xiangya Hospital of Central South University, Hunan, China
| | - Stefano Spiezia
- Department of Endocrine and Ultrasound-Guided Surgery, Ospedale del Mare, Naples, Italy
| | - Enrico Papini
- Department of Endocrinology and Metabolism, Regina Apostolorum Hospital, Rome, Italy
| | - Wei Wei Zhan
- Department of Ultrasound, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China
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Liu LH, Yang BB, Liu Y, Wang JL, Wang DD, Ding HY, Wang SR. Factors related to the absorption rate of benign thyroid nodules after image-guided microwave ablation: a 3-year follow-up. Int J Hyperthermia 2021; 39:8-14. [PMID: 34936851 DOI: 10.1080/02656736.2021.1995632] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/21/2023] Open
Abstract
PURPOSE To assess the absorption rate and factors related to the development of benign thyroid nodules (BTNs) following image-guided microwave ablation (MWA). MATERIALS AND METHODS This retrospective study reviewed nodule efficacy in patients who underwent MWA of BTNs between January 2016 and January 2018. The endpoint was a third-year follow-up. Nodules were categorized into those showing complete absorption (volumes with less than 100% volume reduction ratio (VRR) and those showing partial absorption (100% VRR)). Univariable and multivariable regression analyses were carried out to identify variables that were associated with nodule absorption rates. RESULTS A total of 173 BTNs (median volume= 4.23 ml; 25-75 percentiles= 2.27-9.00 ml) from 173 patients were evaluated. 49.7% (86/173) of patients had nodules that became completely absorbed. The mean VRRs of all BTNs were 18.0%, 78.7%, 89.0%, 94.5%, and 97.1% at the 1-, 6-,12-, 24- and 36- month follow-ups. At the 3-year follow-up time point, nodule characteristics related to nodule VRR included nodule volume (adjusted odds ratio [AOR], 1.1 [95% CI: 1.0, 1.2]; p = 0.03) and nodule margin (AOR, 5.3 [95% CI: 1.8, 16.0]; p < 0.01). Treatment-related characteristics included energy per ml in nodular volume (AOR, 1.0 [95% CI: 1.0, 1.0]; p < 0.01) and blockage of peripheral flow (AOR, 3.3 [95% CI: 1.3 8.3]; p = 0.01). CONCLUSIONS US-guided image-guided MWA results in satisfactory long-term outcomes for the patients with BTNs. Factors related to nodule absorption rate were the volume and margin of the nodule, energy per ml in nodular volume and blockage of peripheral flow.
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Affiliation(s)
- Li-Hong Liu
- Department of Ultrasound, Shandong Qianfoshan Hospital, Cheeloo College of Medicine, Shandong University, Jinan, Shandong, China.,Department of Ultrasound, Yantai Affiliated Hospital of Binzhou Medical University, Yantai, China
| | - Bei-Bei Yang
- Department of Ultrasound, Yantai Affiliated Hospital of Binzhou Medical University, Yantai, China
| | - Ying Liu
- Department of Medical Ultrasound, Yantai Hospital of Shandong Wendeng Orthopaedics & Traumatology, Yantai, China
| | - Jin-Ling Wang
- Department of Medical Ultrasound, Yantai Hospital of Shandong Wendeng Orthopaedics & Traumatology, Yantai, China
| | - Dan-Dan Wang
- Department of Ultrasound, Shandong Provincial Third Hospital, Cheeloo College of Medicine, Shandong University, Jinan, China
| | - Hong-Yu Ding
- Department of Ultrasound, Shandong Provincial Qianfoshan Hospital, the First Hospital Affiliated with Shandong First Medical University, Jinan, China
| | - Shu-Rong Wang
- Department of Ultrasound, Yantai Affiliated Hospital of Binzhou Medical University, Yantai, China.,Department of Medical Ultrasound, Yantai Hospital of Shandong Wendeng Orthopaedics & Traumatology, Yantai, China
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Abstract
Thyroid nodules are extremely prevalent among older adults, and pose a challenge due to the frequency in which they are incidentally encountered. Approximately 5% of all nodules are malignant. Ultrasound is the first line tool to evaluate thyroid nodules, and can help identify nodules that are high-risk for malignancy. Fine needle aspiration (FNA) is an excellent low-risk procedure used to evaluate suspicious thyroid nodules and identify thyroid malignancy. It is performed with a 22-27-gauge needle under ultrasound guidance. Core needle biopsy (CNB) is usually not required; however, it can be helpful if FNA is non-diagnostic or inconclusive. On-site pathologist evaluation can help determine which patients need additional sampling. CNB is usually performed with a trocar technique using an 18-gauge biopsy device under ultrasound guidance. Complications from thyroid biopsy are rare, and the most common complications are discomfort, small to moderate hematoma, and insufficient sampling. Although rare, a rapidly expanding large hematoma can cause airway compression requiring intubation and surgery to preserve the airway and achieve hemostasis. Following biopsy, approximately 10.8% of thyroid nodules will require surgical excision.
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Affiliation(s)
- Tyler Smith
- Department of Radiology and Imaging Sciences, Division of Interventional Radiology, University of Utah School of Medicine, Salt Lake City, UT.
| | - Claire S Kaufman
- Department of Radiology and Imaging Sciences, Division of Interventional Radiology, University of Utah School of Medicine, Salt Lake City, UT.
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Park SH. Introducing "Recommendation and Guideline" of the Korean Journal of Radiology. Korean J Radiol 2021; 22:1929-1933. [PMID: 34825529 PMCID: PMC8628153 DOI: 10.3348/kjr.2021.0785] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/10/2021] [Accepted: 10/10/2021] [Indexed: 01/21/2023] Open
Affiliation(s)
- Seong Ho Park
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea.
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40
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Ha EJ, Chung SR, Na DG, Ahn HS, Chung J, Lee JY, Park JS, Yoo RE, Baek JH, Baek SM, Cho SW, Choi YJ, Hahn SY, Jung SL, Kim JH, Kim SK, Kim SJ, Lee CY, Lee HK, Lee JH, Lee YH, Lim HK, Shin JH, Sim JS, Sung JY, Yoon JH, Choi M. 2021 Korean Thyroid Imaging Reporting and Data System and Imaging-Based Management of Thyroid Nodules: Korean Society of Thyroid Radiology Consensus Statement and Recommendations. Korean J Radiol 2021; 22:2094-2123. [PMID: 34719893 PMCID: PMC8628155 DOI: 10.3348/kjr.2021.0713] [Citation(s) in RCA: 146] [Impact Index Per Article: 36.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/09/2021] [Accepted: 09/10/2021] [Indexed: 11/15/2022] Open
Abstract
Incidental thyroid nodules are commonly detected on ultrasonography (US). This has contributed to the rapidly rising incidence of low-risk papillary thyroid carcinoma over the last 20 years. The appropriate diagnosis and management of these patients is based on the risk factors related to the patients as well as the thyroid nodules. The Korean Society of Thyroid Radiology (KSThR) published consensus recommendations for US-based management of thyroid nodules in 2011 and revised them in 2016. These guidelines have been used as the standard guidelines in Korea. However, recent advances in the diagnosis and management of thyroid nodules have necessitated the revision of the original recommendations. The task force of the KSThR has revised the Korean Thyroid Imaging Reporting and Data System and recommendations for US lexicon, biopsy criteria, US criteria of extrathyroidal extension, optimal thyroid computed tomography protocol, and US follow-up of thyroid nodules before and after biopsy. The biopsy criteria were revised to reduce unnecessary biopsies for benign nodules while maintaining an appropriate sensitivity for the detection of malignant tumors in small (1-2 cm) thyroid nodules. The goal of these recommendations is to provide the optimal scientific evidence and expert opinion consensus regarding US-based diagnosis and management of thyroid nodules.
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Affiliation(s)
- Eun Ju Ha
- Department of Radiology, Ajou University School of Medicine, Suwon, Korea
| | - Sae Rom Chung
- Department of Radiology and Research Institute of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
| | - Dong Gyu Na
- Department of Radiology, GangNeung Asan Hospital, University of Ulsan College of Medicine, Gangneung, Korea.
| | - Hye Shin Ahn
- Department of Radiology, Chung-Ang University Hospital, Chung-Ang University College of Medicine, Seoul, Korea
| | - Jin Chung
- Department of Radiology, Ewha Womans University School of Medicine, Seoul, Korea
| | - Ji Ye Lee
- Department of Radiology, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Korea
| | - Jeong Seon Park
- Department of Radiology, Hanyang University College of Medicine, Hanyang University Hospital, Seoul, Korea
| | - Roh-Eul Yoo
- Department of Radiology, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Korea
| | - Jung Hwan Baek
- Department of Radiology and Research Institute of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
| | - Sun Mi Baek
- Department of Radiology, Haeundae Sharing and Happiness Hospital, Busan, Korea
| | - Seong Whi Cho
- Department of Radiology, Kangwon National University Hospital, Chuncheon, Korea
| | - Yoon Jung Choi
- Department of Radiology, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, Seoul, Korea
| | - Soo Yeon Hahn
- Department of Radiology and Center for Imaging Science, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea
| | - So Lyung Jung
- Department of Radiology, Yeouido St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea
| | - Ji-Hoon Kim
- Department of Radiology, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Korea
| | - Seul Kee Kim
- Department of Radiology, Chonnam National University Hwasun Hospital, Chonnam National University Medical School, Hwasun, Korea
| | - Soo Jin Kim
- Department of Radiology, New Korea Hospital, Gimpo, Korea
| | - Chang Yoon Lee
- Department of Radiology, Research Institute and Hospital, National Cancer Center, Goyang, Korea
| | - Ho Kyu Lee
- Department of Radiology, Jeju National University, Jeju, Korea
| | - Jeong Hyun Lee
- Department of Radiology and Research Institute of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
| | - Young Hen Lee
- Department of Radiology, Ansan Hospital, Korea University College of Medicine, Ansan, Korea
| | - Hyun Kyung Lim
- Department of Radiology, Soonchunhyang University Seoul Hospital, Seoul, Korea
| | - Jung Hee Shin
- Department of Radiology and Center for Imaging Science, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea
| | - Jung Suk Sim
- Department of Radiology, Withsim Clinic, Seongnam, Korea
| | - Jin Young Sung
- Department of Radiology and Thyroid Center, Daerim St. Mary's Hospital, Seoul, Korea
| | - Jung Hyun Yoon
- Department of Radiology, Research Institute of Radiological Science, Yonsei University College of Medicine, Seoul, Korea
| | - Miyoung Choi
- Division for Healthcare Technology Assessment Research, National Evidence-based Healthcare Collaborating Agency, Seoul, Korea
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Yan L, Zhang M, Song Q, Luo Y. Ultrasound-Guided Radiofrequency Ablation Versus Thyroid Lobectomy for Low-Risk Papillary Thyroid Microcarcinoma: A Propensity-Matched Cohort Study of 884 Patients. Thyroid 2021; 31:1662-1672. [PMID: 34269611 DOI: 10.1089/thy.2021.0100] [Citation(s) in RCA: 62] [Impact Index Per Article: 15.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
Background: Thermal ablation (TA) has been applied in patients with low-risk papillary thyroid microcarcinoma (PTMC) who refuse surgery or active surveillance (AS). Recently, TA has been proposed as a potential therapeutic option for patients who are suitable for surgery or AS. However, the clinical outcomes of TA versus surgery remains controversial because of a lack of sufficient data. This study aimed to compare the clinical outcomes between radiofrequency ablation (RFA) versus thyroid lobectomy (TL) for low-risk PTMC in a large cohort. Methods: This retrospective study evaluated 884 patients with unifocal low-risk PTMC treated with TL or RFA from June 2014 to March 2018. Among them, 460 patients underwent TL (TL group) and 424 patients, who refused surgery or AS, underwent RFA (RFA group). Patients were regularly followed up after treatment. Local tumor progression, recurrence-free survival (RFS), complications, and treatment variables, including procedure time, estimated blood loss, hospitalization, and cost, were compared after propensity score matching (PSM). Results: After PSM, a total of 332 patients underwent TL (mean ages 43.8 ± 9.5 years) and 332 underwent RFA (mean ages 44.1 ± 9.5 years). During the follow-up (median [interquartile ranges], 48.3 [23.2] months), no significant differences were observed in local tumor progression (1.8% vs. 3.3%, p = 0.209), lymph node metastasis (0.6% vs. 0.6%, p = 1.000), recurrent PTMC (1.2% vs. 2.4%, p = 0.244), persistent lesion (0% vs. 0.3%, p = 0.317), and 4-year RFS rates (98.2% vs. 97.0%, p = 0.223) between the TL and RFA groups. Distant metastasis was not detected. None of the patients who were treated by RFA underwent delayed surgery. Patients undergoing RFA had shorter procedure time (3.4 [2.5] vs. 86.0 [37.0] minutes, p < 0.001), lower estimated blood loss (0 vs. 20 [10.0] mL, p < 0.001), shorter hospitalization (0 vs. 7.0 [3.0] days, p < 0.001), lower cost ($2035.7 [254.0] vs. $2269.1 [943.4], p < 0.001) and lower complication rate (0% vs. 4.5%, p < 0.001) than those treated by TL. The association between treatment modality and recurrence remained nonsignificant after Cox analysis (p = 0.247). Conclusions: This large matched study revealed comparable four-year clinical outcomes between RFA and TL for low-risk PTMC. As a minimally invasive modality, RFA may be a promising alternative to the existing treatment options for low-risk PTMC.
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Affiliation(s)
- Lin Yan
- Department of Ultrasound, The First Medical Centre, Chinese PLA General Hospital, Beijing, China
| | - Mingbo Zhang
- Department of Ultrasound, The First Medical Centre, Chinese PLA General Hospital, Beijing, China
| | - Qing Song
- Department of Ultrasound, The First Medical Centre, Chinese PLA General Hospital, Beijing, China
| | - Yukun Luo
- Department of Ultrasound, The First Medical Centre, Chinese PLA General Hospital, Beijing, China
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Lee JY, Baek JH, Ha EJ, Sung JY, Shin JH, Kim JH, Lee MK, Jung SL, Lee YH, Ahn HS, Yoon JH, Choi YJ, Park JS, Lee YJ, Choi M, Na DG. 2020 Imaging Guidelines for Thyroid Nodules and Differentiated Thyroid Cancer: Korean Society of Thyroid Radiology. Korean J Radiol 2021; 22:840-860. [PMID: 33660459 PMCID: PMC8076832 DOI: 10.3348/kjr.2020.0578] [Citation(s) in RCA: 40] [Impact Index Per Article: 10.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/04/2020] [Revised: 08/24/2020] [Accepted: 10/14/2020] [Indexed: 12/19/2022] Open
Abstract
Imaging plays a key role in the diagnosis and characterization of thyroid diseases, and the information provided by imaging studies is essential for management planning. A referral guideline for imaging studies may help physicians make reasonable decisions and minimize the number of unnecessary examinations. The Korean Society of Thyroid Radiology (KSThR) developed imaging guidelines for thyroid nodules and differentiated thyroid cancer using an adaptation process through a collaboration between the National Evidence-based Healthcare Collaborating Agency and the working group of KSThR, which is composed of radiologists specializing in thyroid imaging. When evidence is either insufficient or equivocal, expert opinion may supplement the available evidence for recommending imaging. Therefore, we suggest rating the appropriateness of imaging for specific clinical situations in this guideline.
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Affiliation(s)
- Ji Ye Lee
- Department of Radiology, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Korea
| | - Jung Hwan Baek
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea.
| | - Eun Ju Ha
- Department of Radiology, Ajou University Hospital, Ajou University School of Medicine, Suwon, Korea
| | - Jin Yong Sung
- Department of Radiology and Thyroid Center, Daerim St. Mary's Hospital, Seoul, Korea
| | - Jung Hee Shin
- Department of Radiology and Center for Imaging Science, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea
| | - Ji Hoon Kim
- Department of Radiology, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Korea
| | - Min Kyoung Lee
- Department of Radiology, Yeouido St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea
| | - So Lyung Jung
- Department of Radiology, Yeouido St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea
| | - Young Hen Lee
- Department of Radiology, Ansan Hospital, Korea University College of Medicine, Ansan, Korea
| | - Hye Shin Ahn
- Department of Radiology and Thyroid Center, Chungang University Hospital, Chungang University College of Medicine, Seoul, Korea
| | - Jung Hyun Yoon
- Department of Radiology and Research Institute of Radiological Science, Severance Hospital, Yonsei University College of Medicine, Seoul, Korea
| | - Yoon Jung Choi
- Department of Radiology, Kangbuk Samsung Hospital, Sungkyunkwan University College of Medicine, Seoul, Korea
| | - Jeong Seon Park
- Department of Radiology, Hanyang University Hospital, Hanyang University College of Medicine, Seoul, Korea
| | - Yoo Jin Lee
- Department of Radiology, Busan Paik Hospital, Inje University College of Medicine, Busan, Korea
| | - Miyoung Choi
- Division for Healthcare Technology Assessment Research, National Evidence-based Healthcare Collaborating Agency, Seoul, Korea
| | - Dong Gyu Na
- Department of Radiology, Gangneung Asan Hospital, Ulsan University College of Medicine, Gangneung, Korea
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Ha EJ, Shin JH, Na DG, Jung SL, Lee YH, Paik W, Hong MJ, Kim YK, Lee CY. Comparison of the diagnostic performance of the modified Korean Thyroid Imaging Reporting and Data System for thyroid malignancy with three international guidelines. Ultrasonography 2021; 40:594-601. [PMID: 34044490 PMCID: PMC8446501 DOI: 10.14366/usg.21056] [Citation(s) in RCA: 19] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/09/2021] [Accepted: 04/05/2021] [Indexed: 11/30/2022] Open
Abstract
Purpose This study compared the diagnostic performance of the modified Korean Thyroid Imaging Reporting and Data System (K-TIRADS) for thyroid malignancy with three international guidelines. Methods From June to September 2015, 5,708 thyroid nodules (≥1.0 cm) in 5,081 consecutive patients who underwent thyroid ultrasound (US) at 26 institutions were evaluated. The US features of the thyroid nodules were retrospectively reviewed and classified according to all four guidelines. In the modified K-TIRADS, the biopsy size threshold was changed to 2.0 cm for K-TIRADS 3 and 1.0 or 1.5 cm for K-TIRADS 4 (K-TIRADS1.0cm and K-TIRADS1.5cm, respectively). We compared the diagnostic performance and unnecessary fine-needle aspiration biopsy (FNAB) rates for thyroid malignancy between the modified K-TIRADS and three international guidelines. Results Of the 5,708 thyroid nodules, 4,597 (80.5%) were benign and 1,111 (19.5%) were malignant. The overall sensitivity was highest for the modified K-TIRADS1.0cm (91.0%), followed by the European (EU)-TIRADS (84.6%), American Association of Clinical Endocrinologists/American College of Endocrinology/Associazione Medici Endocrinologi (AACE/ACE/AME) (80.5%), American College of Radiology (ACR)-TIRADS (76.1%), and modified K-TIRADS1.5cm (76.1%). For large nodules (>2.0 cm), the sensitivity increased to 98.0% in both the modified K-TIRADS1.0cm and K-TIRADS1.5cm. For small nodules (≤2.0 cm), the unnecessary FNAB rate was lowest with the modified K-TIRADS1.5cm (17.6%), followed by the ACR-TIRADS (18.6%), AACE/ACE/AME (19.3%), EU-TIRADS (28.1%), and modified K-TIRADS1.0cm (31.2%). Conclusion The modified K-TIRADS1.5cm can reduce the unnecessary FNAB rate for small nodules (1.0-2.0 cm), while maintaining high sensitivity for detecting malignancies >2.0 cm.
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Affiliation(s)
- Eun Ju Ha
- Department of Radiology, Ajou University School of Medicine, Suwon, Korea
| | - Jung Hee Shin
- Department of Radiology and Center for Imaging Science, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea
| | - Dong Gyu Na
- Department of Radiology, GangNeung Asan Hospital, University of Ulsan College of Medicine, Gangneung, Korea
| | - So Lyung Jung
- Department of Radiology, Yeouido St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea
| | - Young Hen Lee
- Department of Radiology, Korea University Ansan Hospital, Korea University College of Medicine, Ansan, Korea
| | - Wooyul Paik
- Department of Radiology, GangNeung Asan Hospital, University of Ulsan College of Medicine, Gangneung, Korea
| | - Min Ji Hong
- Department of Radiology, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seongnam, Korea
| | - Yeo Koon Kim
- Department of Radiology, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seongnam, Korea
| | - Chang Yoon Lee
- Department of Radiology, Research Institute and Hospital, National Cancer Center, Goyang, Korea
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Hahn SY, Shin JH, Oh YL, Park KW. Ultrasonographic characteristics of medullary thyroid carcinoma according to nodule size: application of the Korean Thyroid Imaging Reporting and Data System and American Thyroid Association guidelines. Acta Radiol 2021; 62:474-482. [PMID: 32493032 DOI: 10.1177/0284185120929699] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
Abstract
BACKGROUND Few studies have categorized ultrasound (US) findings of various sized medullary thyroid carcinomas (MTCs) according to updated guidelines. PURPOSE To evaluate and compare the differences in US findings of MTC according to nodule size, using the Korean Thyroid Imaging Reporting and Data System (K-TIRADS) and American Thyroid Association (ATA) guidelines. MATERIAL AND METHODS The study included 119 patients with 129 MTC nodules, which were surgically confirmed at our institution between March 1999 and September 2017. Nodules were divided into large (≥1.0 cm) and small (<1.0 cm) groups. US images were analyzed according to the K-TIRADS and ATA guidelines. The differences in US characteristics between small and large nodules were compared using Fisher's exact or Chi-square tests. RESULTS Of 129 MTC nodules, 84 (65.1%) were large nodules and 45 (34.9%) were small nodules. According to the nodule size, small MTC nodules were classified more commonly as high suspicion by K-TIRADS and ATA (95.6% and 93.3%, respectively) (P < 0.001), but presented neither cystic change, isoechogenicity, nor low suspicion category by K-TIRADS and ATA. In contrast, large MTC nodules showed more frequently cystic change (15.5%), isoechogenicity (16.7%), smooth margins (50%), or low or intermediate suspicion US features by K-TIRADS and ATA (59.6% and 36.0%, respectively) (all P values < 0.001). CONCLUSION Most small MTC nodules are classified as high suspicion on US, whereas large MTC nodules are diagnosed more frequently as low or intermediate suspicion by K-TIRADS and ATA.
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Affiliation(s)
- Soo Yeon Hahn
- Department of Radiology and Center for Imaging Science, Thyroid Center, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea
| | - Jung Hee Shin
- Department of Radiology and Center for Imaging Science, Thyroid Center, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea
| | - Young Lyun Oh
- Department of Pathology, Thyroid Center, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea
| | - Ko Woon Park
- Department of Radiology and Center for Imaging Science, Thyroid Center, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea
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Ahn HS, Youn I, Na DG, Kim SJ, Lee MY. Diagnostic performance of core needle biopsy as a first-line diagnostic tool for thyroid nodules according to ultrasound patterns: Comparison with fine needle aspiration using propensity score matching analysis. Clin Endocrinol (Oxf) 2021; 94:494-503. [PMID: 32869866 DOI: 10.1111/cen.14321] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/26/2020] [Revised: 07/03/2020] [Accepted: 07/30/2020] [Indexed: 12/28/2022]
Abstract
OBJECTIVE This study aimed to compare the diagnostic performance of core-needle biopsy (CNB) to fine-needle aspiration (FNA) as a first-line diagnostic tool in initially detected thyroid nodules, according to ultrasound (US) patterns. MATERIALS AND METHODS This study included 778 consecutive nodules from 705 patients who underwent CNB from one institution and 627 nodules from 583 patients who underwent FNA from two institutions. Adjustments for significant differences in patients' characteristics were facilitated via propensity score matching. We compared the diagnostic performance of CNB and FNA for thyroid malignancy according to three diagnostic criteria for all nodules and the US patterns. RESULTS A 1:1 matching of 469 patients yielded no significant differences between CNB and FNA for any covariates. CNB showed a significantly higher sensitivity for malignancy than FNA with any criterion (criterion 1: category VI, criterion 2: category V and VI, criterion 3: category IV, V and VI) in overall and high suspicion nodules (90.1-99.5% vs 69.7%-88.3%, all P-values < 0.001) and low/intermediate suspicion nodules, except criterion 1 (61.9%-100% vs 36.4%-45.5%, all P ≤ .016). In ROC curve analysis, the areas under the ROC curve of CNB were significantly higher than those for FNA with any criterion in overall and high suspicion nodules (P < .001) and in low/intermediate suspicion nodules, except criterion 1 (P ≤ .008). CNB had a slightly higher minor complication rate than FNA (0.7% vs 0%, P ≥ .069). CONCLUSION Our study suggests that CNB has a complementary role as an alternative first-line diagnostic tool to FNA for the initial diagnosis of thyroid nodules when performed by an experienced operator.
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Affiliation(s)
- Hye Shin Ahn
- Department of Radiology, Chung-Ang University Hospital, Chung-Ang University College of Medicine, Seoul, Korea
| | - Inyoung Youn
- Department of Radiology, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, Seoul, Korea
| | - Dong Gyu Na
- Department of Radiology, GangNeung Asan Hospital, University of Ulsan College of Medicine, Gangneung, Republic of Korea
- Department of Radiology, Human Medical Imaging and Intervention Center, Seoul, Republic of Korea
| | - Soo Jin Kim
- Department of Radiology, New Korea Hospital, Gimpo, Korea
| | - Mi Yeon Lee
- Division of Biostatistics, Department of R&D Management, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, Seoul, Korea
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Kim YH, Choi IH, Lee JE, Kim Z, Han SW, Hur SM, Lee J. Late recurrence of papillary thyroid cancer from needle tract implantation after core needle biopsy: A case report. World J Clin Cases 2021; 9:218-223. [PMID: 33511188 PMCID: PMC7809670 DOI: 10.12998/wjcc.v9.i1.218] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/28/2020] [Revised: 11/05/2020] [Accepted: 11/21/2020] [Indexed: 02/06/2023] Open
Abstract
BACKGROUND Papillary thyroid cancer (PTC) has good prognosis so that the local recurrence or distant metastasis can occur later on the lifetime follow up. In this study, we report recurrence of PTC in subcutaneous area combined with lymph node metastasis. A suspicion of needle tract implantation after core needle biopsy was found.
CASE SUMMARY A 66-year-old female patients who underwent right thyroid lobectomy for PTC complained of palpable nodule on anterior neck area. The location of the palpable nodule was not associated with her postoperative scar. After excision of the skin tumor, it was diagnosed as recurrence of PTC. Furthermore, results of subsequent imaging showed lymph node metastasis on her right cervical area. According to the previous medical records, the patient received core needle biopsy through the neck of the patient midline and hematoma was noted after the procedure. The time interval from the first diagnosis to local recurrence or metastasis to the skin and lymph nodes was ten years. As treatment, the patient underwent lymph node dissection in the right and completion thyroidectomy for radioisotope treatment.
CONCLUSION Needle tract implantation can occur after core needle biopsy. Further studies are needed to compare core-needle biopsy and fine-needle aspiration.
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Affiliation(s)
- Yon-Hee Kim
- Department of Pathology, Soonchunhyang University Seoul Hospital, Seoul 04401, South Korea
| | - In-Ho Choi
- Department of Pathology, Soonchunhyang University Seoul Hospital, Seoul 04401, South Korea
| | - Jong-Eun Lee
- Department of Surgery, Soonchunhyang University Cheonan Hospital, Cheonan 31151, South Korea
| | - Zisun Kim
- Department of Surgery, Soonchunhyang University Bucheon Hospital, Buchoen 14584, South Korea
| | - Sun-Wook Han
- Department of Surgery, Soonchunhyang University Cheonan Hospital, Cheonan 31151, South Korea
| | - Sung-Mo Hur
- Department of Surgery, Soonchunhyang University Bucheon Hospital, Buchoen 14584, South Korea
| | - Jihyoun Lee
- Department ofSurgery, Soonchunhyang University Seoul Hospital, Seoul 04401, South Korea
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Maletta F, Garberoglio S, Bisceglia A, Ragni A, Retta F, Gallo M, Garberoglio R, Papotti M. Radiofrequency Thermal Ablation for a Small Papillary Thyroid Carcinoma in a Patient Unfit for Surgery: A Case Report. Front Endocrinol (Lausanne) 2021; 12:566362. [PMID: 33854477 PMCID: PMC8040516 DOI: 10.3389/fendo.2021.566362] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/27/2020] [Accepted: 03/11/2021] [Indexed: 11/30/2022] Open
Abstract
Ultrasound-guided radiofrequency thermal ablation has been proposed as an effective and safe procedure for treating patients who have low-risk papillary thyroid microcarcinomas and/or are unfit for surgery. We present the case of a 72-year old male patient with a small thyroid nodule diagnosed as papillary carcinoma after fine needle aspiration. Since the patient had other serious comorbidities, priority was given to other therapies and the malignant thyroid nodule was submitted to active surveillance. After detecting at a follow-up examination a slight dimensional increase of the nodule, the possibility of a radiofrequency thermal ablation was proposed to our patient, who accepted. The procedure was safely and effectively carried out. Follow-up examinations with ultrasonography (or contrast enhanced ultrasound), conducted after 1, 3, 6, and 12 months, demonstrated a progressive reduction of size and loss of vascularization in the treated area. The fine needle aspiration was repeated after 6 months: the sample revealed a very poor cellularity composed of inflammatory cells and thick colloid; no residual neoplastic cells were observed. Our experience confirmed what already demonstrated by previous reports: radiofrequency ablation can effectively eliminate small papillary carcinomas, with a very low complication rate. It may be an alternative strategy for the treatment of low-risk, indolent papillary thyroid microcarcinomas, thus avoiding the potential side-effects of surgery in patients at risk for relevant comorbidities.
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Affiliation(s)
- Francesca Maletta
- Pathology Unit, Department of Laboratory Medicine, Città della Salute e della Scienza Hospital, Turin, Italy
- *Correspondence: Francesca Maletta,
| | - Sara Garberoglio
- Division of Endocrinology, Diabetology and Metabolism, Department of Medical Sciences, Città della Salute e della Scienza Hospital, University of Turin, Turin, Italy
| | - Alessandro Bisceglia
- Division of Endocrinology, Diabetology and Metabolism, Department of Medical Sciences, Città della Salute e della Scienza Hospital, University of Turin, Turin, Italy
| | - Alberto Ragni
- Oncological Endocrinology Unit, Department of Medical Sciences, Città della Salute e della Scienza Hospital, University of Turin, Turin, Italy
| | - Francesca Retta
- Oncological Endocrinology Unit, Department of Medical Sciences, Città della Salute e della Scienza Hospital, University of Turin, Turin, Italy
| | - Marco Gallo
- Oncological Endocrinology Unit, Department of Medical Sciences, Città della Salute e della Scienza Hospital, University of Turin, Turin, Italy
- Endocrinology and Metabolic Diseases Unit, AO S.S. Antonio e Biagio e Cesare Arrigo, Alessandria, Italy
| | - Roberto Garberoglio
- Division of Endocrinology, Diabetology and Metabolism, Department of Medical Sciences, Città della Salute e della Scienza Hospital, University of Turin, Turin, Italy
| | - Mauro Papotti
- Pathology Unit, Department of Oncology, University of Turin, Turin, Italy
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Raveh Gildin N, Cohen H, Ronen O. Not All Bethesda 1 Thyroid Nodules Were Created Equal: Different B1 Subgroups. Endocr Pract 2020; 27:223-227. [PMID: 33779555 DOI: 10.1016/j.eprac.2020.09.017] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/21/2020] [Revised: 09/09/2020] [Accepted: 09/21/2020] [Indexed: 11/18/2022]
Abstract
OBJECTIVE The Bethesda System for Reporting Thyroid Cytopathology is a uniform method used worldwide to report thyroid fine-needle aspiration (FNA) outcomes. This study focuses on the Nondiagnostic/Unsatisfactory category, designated as Bethesda1 (B1). The documented risk of malignancy for B1 nodules can vary significantly, implying this category is not homogenous and might be composed of different subtypes. Our hypothesis was that B1 subgroups (blood only, insufficient thyrocytes, cyst content) will vary in their malignancy rate. METHODS The study design was observational and retrospective. The study population included 154 patients in the Galilee Medical Center who underwent FNA examination of the thyroid gland from 2013-2018 and had a B1 result. We looked at the final diagnosis of malignant or benign for patients who underwent surgery and calculated the malignancy rate for each subgroup. RESULTS Malignancy rates were higher in the Blood subgroup than in the other subgroups, and higher in the Thyrocytes subgroup than in the Cyst subgroup (P < .05). All malignancies were papillary thyroid carcinomas. There was no significant difference in the malignancy rate when we further divided the B1 samples into 2 groups based on the presence of epithelial cells. Many repeat FNA tests resulted in a different B1 subgroup. CONCLUSION The different malignancy rates suggest that individual management approaches should be considered for each B1 subgroup.
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Affiliation(s)
| | - Hector Cohen
- Department of Pathology, Galilee Medical Center, Nahariya, Israel affiliate with Azrieli Faculty of Medicine, Bar-Ilan University, Safed, Israel
| | - Ohad Ronen
- Azrieli Faculty of Medicine, Bar-Ilan University, Safed, Israel; Department of Otolaryngology - Head and Neck Surgery, Galilee Medical Center, Nahariya, Israel affiliate with Azrieli Faculty of Medicine, Bar-Ilan University, Safed, Israel.
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CCNA1 gene as a potential diagnostic marker in papillary thyroid cancer. Acta Histochem 2020; 122:151635. [PMID: 33007517 DOI: 10.1016/j.acthis.2020.151635] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/06/2019] [Revised: 09/03/2020] [Accepted: 09/23/2020] [Indexed: 11/24/2022]
Abstract
The malignancy that most affects the endocrine system is thyroid neoplasm, with an increasing incidence over the years. The most prevalent histological type of the carcinomas that affect the thyroid gland is papillary carcinoma with a prevalence of 80 % worldwide. The current diagnostic methodology may present inconclusive results, emphasizing the need for new effective and sensitive techniques to aid the diagnosis. For this, it is necessary to understand molecular and protein mechanisms in the identification of diagnostic and predictive markers in the lesions. The Cyclin A1 protein, encoded by the CCNA1 gene, is an important cell cycle regulator, belonging to the MAPK/ERK signaling pathway directly involved with thyroid cancer. The aim of this study was to evaluate the CCNA1 gene and Cyclin A1 protein expression in papillary thyroid carcinoma, follicular thyroid carcinoma, and benign thyroid lesions, by real time quantitative PCR and immunohistochemistry analysis, respectively, to verify their roles as potential diagnostic and predictive markers to future applications in the clinical routine. Overexpression of CCNA1 gene was observed in the papillary carcinoma group compared to the normal group (P = 0.0023), benign lesions (P = 0.0011), colloid goiter (P = 0.0124), and follicular carcinoma (P = 0.0063). No differential expression was observed in the papillary primary tumor group from negative lymph nodes compared with the one from positive lymph nodes (P = 0.3818). Although an increased expression of Cyclin A1 was observed in the PTC group compared to the other one in the IHC analysis, no significant difference was observed (Fisher's exact Test). A Cyclin A1 overexpression was detected with weak to mid-moderate immunoreactivity in the benign group (k = 0.56), (score 1.5); mid-moderate to moderate in the goiter group (k = 0.58); weak in the FTC group (k = 0.33); and mid-moderate to moderate in the PTC group (k = 0.48). Due to the small sample size in the IHC analysis and to the fact that not all RNA is translated into protein, the diagnostic potential of Cyclin A1 could not be assessed. However, these findings highlight the potential of the CCNA1 gene as a diagnostic marker for papillary thyroid carcinoma.
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50
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Cho SJ, Baek SM, Lim HK, Lee KD, Son JM, Baek JH. Long-Term Follow-Up Results of Ultrasound-Guided Radiofrequency Ablation for Low-Risk Papillary Thyroid Microcarcinoma: More Than 5-Year Follow-Up for 84 Tumors. Thyroid 2020; 30:1745-1751. [PMID: 32375570 DOI: 10.1089/thy.2020.0106] [Citation(s) in RCA: 82] [Impact Index Per Article: 16.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/29/2022]
Abstract
Background: Despite reports describing favorable short-term results for thermal ablation of thyroid cancer, there remains a need to evaluate long-term results because of its indolent characteristics. The purpose of this study was to evaluate the long-term efficacy and safety of ultrasound (US)-guided radiofrequency ablation (RFA) for low-risk papillary thyroid microcarcinoma (PTMC) over a follow-up period of more than five years. Methods: From a cohort of patients under surveillance after US-guided RFA for primary low-risk PTMC, those with a record of follow-up data of more than five years were selected for this study. Before RFA, all patients underwent US and computed tomography to evaluate the PTMC and the presence of neck metastasis. RFA was performed using thyroid-dedicated electrodes. Follow-up US was performed 6 and 12 months after initial RFA, and then every 12 months. The status of ablated tumors was evaluated according to volume reduction, local tumor progression, newly developed cancers, lymph node (LN) or distant metastasis, and delayed surgery during follow-up. Complications during the procedure and follow-up period were evaluated. Results: A total of 84 nodules from 74 patients were included in this study. All patients tolerated RFA, and the mean follow-up duration was 72 months. After RFA, complete disappearance rates of 98.8% and 100% were achieved at 24 and 60-month follow-up, respectively. Additional ablations were performed in 13 of 84 tumors. The mean number of RFA sessions was 1.2. There were four newly developed cancers in three patients, and these were also treated with RFA and completely disappeared. During the follow-up period, there was no local tumor progression, no LN or distant metastasis, and no patients underwent delayed surgery. The major complication rate was 1.4% (1/74), and there was no delayed complication or procedure-related death. Conclusions: RFA is effective for treating low-risk PTMC patients, without occurrence of local tumor progression, LN or distant metastasis, delayed complications, procedure-related death, or delayed surgery over more than five years of follow-up.
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Affiliation(s)
- Se Jin Cho
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Republic of Korea
- Department of Radiology, Seoul National University College of Medicine, Seoul National University Bundang Hospital, Seongnam, Republic of Korea
| | - Sun Mi Baek
- Department of Radiology, Haeundae Sharing and Happiness Hospital, Busan, Republic of Korea
| | - Hyun Kyung Lim
- Department of Radiology, Soonchunhyang University Seoul Hospital, Seoul, Republic of Korea
| | - Kang Dae Lee
- Department of Otolaryngology-Head and Neck Surgery, Kosin University College of Medicine, Busan, Republic of Korea
| | - Jung Min Son
- Department of Radiology, Haeundae Sharing and Happiness Hospital, Busan, Republic of Korea
| | - Jung Hwan Baek
- Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Republic of Korea
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