title: [Diagnostic image (291). A man with a distended abdomen].
abstract: A 52-year-old mentally retarded man with abdominal distension had a volvulus of the sigmoid, with a 'bird beak' sign on a plain abdominal radiograph.
authors.affiliation: Rijnland Ziekenhuis, afd Chirurgie, Leiderdorp. l.v.doorn@rijnland.nl
authors.forename: L P
authors.initials: LP
authors.lastname: van Doorn
authors.forename: P
authors.initials: P
authors.lastname: Steenvoorde
mesh_terms: D015746:Abdominal Pain / Q000209:etiology; D003937:Diagnosis, Differential; D006801:Humans; D045822:Intestinal Volvulus / Q000175:diagnosis / Q000000981:diagnostic imaging* / Q000601:surgery; D008297:Male; D008875:Middle Aged; D011859:Radiography; D016896:Treatment Outcome