title: Intermittent abdominal pain in a middle-aged man.
authors.affiliation: Department of Emergency Medicine, Massachusetts General Hospital, Boston 02114, USA.
authors.forename: D F
authors.initials: DF
authors.lastname: Brown
authors.forename: E S
authors.initials: ES
authors.lastname: Nadel
mesh_terms: D015746:Abdominal Pain / Q000209:etiology*; D002769:Cholelithiasis / Q000150:complications / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005759:Gastroenteritis / Q000175:diagnosis; D006801:Humans; D007077:Ileal Diseases / Q000150:complications / Q000175:diagnosis*; D007415:Intestinal Obstruction / Q000150:complications / Q000175:diagnosis*; D007511:Ischemia / Q000175:diagnosis; D008297:Male; D008875:Middle Aged; D010195:Pancreatitis / Q000175:diagnosis; D014057:Tomography, X-Ray Computed