Fig. 4From: Protruded duodenal tumor arising from Santorini’s duct of the pancreas: a rare case of intraductal papillary mucinous neoplasm mimicking a duodenal polypoid tumorMacroscopic findings of the resected specimen. The resected specimen shows the tumor protruding into the duodenum, which was adjacent to the dilated SD (a), and a grossly visible intraductal tumor within SD and its branches (b). MPD: main pancreatic duct, SD: Santorini’s ductBack to article page