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Fig. 1 | World Journal of Surgical Oncology

Fig. 1

From: Adenosquamous carcinoma of the ampulla of Vater: a case report and literature review

Fig. 1

a Magnetic resonance cholangiopancreatography showed dilatation of the intra- and extrahepatic bile ducts and the main pancreatic duct without any stricture. b Endoscopic ultrasonography showed a hypoechoic mass in the ampulla of Vater located on the inside of the duodenal wall without invasion of the duodenal muscularis propria. c Duodenoscopy revealed an exposed reddish tumor at the ampulla of Vater

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