... mucinous neoplasm in (6.0%), Ampullary carcinoma in (4.5%), Duodenal carcinoma in (4.5%), Duodenal invasion of colon carcinoma in (1.5%), and Other in (4.5%) The mean surgical time in group A was ... performed in group A included Cholangiocarcinoma in 15 (48.4%) patients, Pancreatic adenocarcinoma in (25.8%), Ampullary carcinoma in (16.1%), Intraductal papillary mucinous neoplasm in (6.5%), ... significant difference in the occurrence of other complications: delayed gastric emptying, liver abscess, wound infection, intraabdominal bleeding, respiratory insufficiency, intraabdominal collection,...