title: Choledochoduodenal fistula secondary to duodenal ulcer.
mesh_terms: D000328:Adult; D000368:Aged; D001658:Biliary Fistula / Q000150:complications / Q000000981:diagnostic imaging / Q000601:surgery*; D003135:Common Bile Duct / Q000000981:diagnostic imaging / Q000601:surgery; D004378:Duodenal Diseases / Q000150:complications / Q000000981:diagnostic imaging / Q000601:surgery*; D004381:Duodenal Ulcer / Q000150:complications* / Q000000981:diagnostic imaging; D005705:Gallbladder Diseases / Q000150:complications / Q000000981:diagnostic imaging / Q000601:surgery*; D006801:Humans; D007412:Intestinal Fistula / Q000150:complications / Q000000981:diagnostic imaging / Q000601:surgery*; D008297:Male; D008875:Middle Aged; D011859:Radiography