Carcinoid tumors of the duodenal cap presenting as multiple polypoid defects.
D002276:Carcinoid Tumor / Q000000981:diagnostic imaging*; D003937:Diagnosis, Differential; D004379:Duodenal Neoplasms / Q000000981:diagnostic imaging*; D006801:Humans; D007417:Intestinal Polyps / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D011859:Radiography