CT diagnosis of annular pancreas.
D000230:Adenocarcinoma / Q000000981:diagnostic imaging / Q000601:surgery; D000328:Adult; D004380:Duodenal Obstruction / Q000000981:diagnostic imaging* / Q000209:etiology; D006801:Humans; D008297:Male; D010179:Pancreas / Q000002:abnormalities* / Q000000981:diagnostic imaging; D012811:Sigmoid Neoplasms / Q000000981:diagnostic imaging / Q000601:surgery; D014057:Tomography, X-Ray Computed