Application of single-layer mucosa-to-mucosa pancreaticojejunal anastomosis in pancreaticoduodenectomy

Table 3 Pathology data

Pathological type	Number of cases
Distal bile duct adenocarcinoma	29
Chronic inflammation at the end of the distal bile duct mucosa combined with moderate atypical dysplasia	3
Villous adenoma at the end of distal bile duct mucosa and moderate-severe atypical dysplasia of some glands	1
Ampullary adenocarcinoma	14
Duodenal stromal tumors	1
Adenocarcinoma of the descending duodenum	3
Duodenal papilla adenocarcinoma	20
Duodenal neuroendocrine tumors	2
Tubulovillous adenoma of duodenal papilla with severe atypical dysplasia of some epithelia	1
Duodenal papilla adenocarcinoma	1
Chronic pancreatitis
Pancreatic head adenocarcinoma	22
Solid-pseudopapillary tumor of pancreatic head	1
Neuroendocrine tumor of pancreatic head	2
Neuroendocrine carcinoma of pancreatic head	1