Endoscopic ultrasound-fine needle biopsies of pancreatic lesions: Prospective study of histology quality using Franseen needle

Table 2 Lesion characteristics

Parameter	Value
Location in pancreas, n (%)
Head	27 (67.5)
Body	8 (20)
Tail	5 (12.5)
Size max (mm), mean (SD)	31.5 (12.3)
Echogenicity on EUS, n (%)
Hypoechoic	34 (85)
Isoechoic	3 (7.5)
Hyperechoic	0
Non-homogeneous	3 (7.5)
Final diagnosis, n (%)
Pancreatic adenocarcinoma	23 (57.5)
Pancreatic metastases1	6 (15)
Chronic pancreatitis	3 (7.5)
Serous cystic neoplasm/serous cystadenoma	2 (5)
Pancreatic NET	1 (2.5)
Lymphoma	1 (2.5)
Solid pseudopapillary neoplasm	1 (2.5)
Acinar cell carcinoma	1 (2.5)
Mucinous cystic neoplasm	1 (2.5)
Intrapancreatic accessory spleen	1 (2.5)
Gold standard method, n (%)
Definite EUS-FNB	21 (52.5)
Definite EUS-FNB + surgery	5 (12.5)
Surgery	8 (20)
Clinical follow up	6 (15)

¹Ileum-NET (n = 2), lung cancer (n = 2), renal cell carcinoma (n = 1), paraganglioma (n = 1). EUS-FNB: Endoscopic ultrasound-guided fine needle biopsy; NET: Neuroendocrine tumour.