title: Perforating duodenal diverticulitis.
abstract: Two cases of perforating duodenal diverticulitis are reported, one with enterolith formation, and the other with sonographic evidence of retroperitoneal emphysema. The possible complications of duodenal diverticula, as well as the difficulties encountered in preoperative diagnosis, are discussed.
authors.affiliation: Department of Radiology, Chedoke-McMaster Hospitals, Hamilton, Ontario, Canada.
authors.forename: R A
authors.initials: RA
authors.lastname: Pugash
authors.forename: S E
authors.initials: SE
authors.lastname: O'Brien
authors.forename: G W
authors.initials: GW
authors.lastname: Stevenson
mesh_terms: D000368:Aged; D004238:Diverticulitis / Q000175:diagnosis / Q000000981:diagnostic imaging*; D004378:Duodenal Diseases / Q000175:diagnosis / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D007416:Intestinal Perforation / Q000175:diagnosis / Q000000981:diagnostic imaging*; D011859:Radiography