title: Case of the month. A twist in the tail.
authors.affiliation: Department of Clinical Radiology, St James's University Hospital, Leeds, UK.
authors.forename: B
authors.initials: B
authors.lastname: Bhartia
authors.forename: P
authors.initials: P
authors.lastname: Cronin
authors.forename: J A
authors.initials: JA
authors.lastname: Spencer
mesh_terms: D000038:Abscess / Q000150:complications / Q000000981:diagnostic imaging; D000368:Aged; D001004:Anus Diseases / Q000150:complications / Q000000981:diagnostic imaging; D002769:Cholelithiasis / Q000150:complications / Q000000981:diagnostic imaging*; D006801:Humans; D007415:Intestinal Obstruction / Q000150:complications / Q000000981:diagnostic imaging*; D008297:Male; D012810:Sigmoid Diseases / Q000150:complications / Q000000981:diagnostic imaging*; D014057:Tomography, X-Ray Computed