Unusually large duodenal ulcers.
D000328:Adult; D000368:Aged; D002675:Child, Preschool; D004381:Duodenal Ulcer / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000601:surgery; D005260:Female; D005743:Gastrectomy; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography