Coexistence of esophageal verrucous carcinoma in situ and gastric intramucosal poorly differentiated adenocarcinoma: A case report

doi:10.4240/wjgs.122838

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World Journal of Gastrointestinal Surgery

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1948-9366

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

Case Report

Copyright: ©Author(s) 2026. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution-NonCommercial (CC BY-NC 4.0) license. No commercial re-use. See permissions. Published by Baishideng Publishing Group Inc.

World J Gastrointest Surg. Sep 27, 2026; 18(9): 122838
Published online Sep 27, 2026. doi: 10.4240/wjgs.122838

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Figure 4 Histopathological features of the esophageal endoscopic submucosal dissection specimen (hematoxylin and eosin staining). A: Esophageal endoscopic submucosal dissection (ESD) specimen [4 × hematoxylin and eosin (HE)] showing an esophageal mass displaying carcinoma in situ (verrucous or papillary) with a stone pillar-like appearance 31 cm from the incisors; B: Esophageal ESD specimen (10 × HE) showing epithelial cell dysplasia, with no infiltration of the basal cells by the carcinoma in situ.

Citation: Zhang X, Zhou JY, Wu ZW, Zhou SX, Zheng JF, Zheng WY, Pan WS, Wu HG. Coexistence of esophageal verrucous carcinoma in situ and gastric intramucosal poorly differentiated adenocarcinoma: A case report. World J Gastrointest Surg 2026; 18(9): 122838
URL: https://www.wjgnet.com/1948-9366/full/v18/i9/122838.htm
DOI: https://dx.doi.org/10.4240/wjgs.122838

Zhang X, Zhou JY, Wu ZW, Zhou SX, Zheng JF, Zheng WY, Pan WS, Wu HG. Coexistence of esophageal verrucous carcinoma in situ and gastric intramucosal poorly differentiated adenocarcinoma: A case report. World J Gastrointest Surg 2026; 18(9): 122838 [DOI: 10.4240/wjgs.122838]

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