Fig. 2From: Pancreas-preserving partial duodenectomy for non-ampullary duodenal neoplasms: three case reportsa The duodenum proximal to the tumor was confirmed using intraoperative endoscopy. b The duodenum distal to the tumor was dissected under direct visualization. c Scheme of surgery. RGA right gastric artery, RGEA right gastroepiploic artery, ERBD endoscopic retrograde biliary drainage. d Scheme of reconstruction. e The specimen showed a papillary tumor 75 mm in sizeBack to article page