title: Rigler's sign in a patient with massive pneumoperitoneum.
authors.affiliation: Cedars-Sinai Medical Center, Department of Surgery, 8700 Beverly Blvd, Los Angeles, California 90048, USA. smilanchi@yahoo.com
authors.forename: S
authors.initials: S
authors.lastname: Milanchi
authors.forename: D
authors.initials: D
authors.lastname: Wood
mesh_terms: D000369:Aged, 80 and over; D003106:Colon / Q000000981:diagnostic imaging*; D003108:Colonic Diseases / Q000000981:diagnostic imaging* / Q000209:etiology; D003248:Constipation / Q000150:complications / Q000000981:diagnostic imaging; D004630:Emergencies; D006801:Humans; D007416:Intestinal Perforation / Q000000981:diagnostic imaging* / Q000209:etiology; D008297:Male; D011027:Pneumoperitoneum / Q000000981:diagnostic imaging* / Q000209:etiology; D011859:Radiography