title: Case 2-2010: a man with abdominal and flank pain.
authors.forename: David M
authors.initials: DM
authors.lastname: Dudzinski
authors.forename: Harry M
authors.initials: HM
authors.lastname: Schrager
mesh_terms: D015746:Abdominal Pain / Q000209:etiology; D002598:Chagas Cardiomyopathy / Q000150:complications / Q000175:diagnosis*; D003937:Diagnosis, Differential; D021501:Flank Pain / Q000209:etiology; D006322:Heart Aneurysm / Q000150:complications / Q000175:diagnosis; D006801:Humans; D008297:Male; D010488:Polyarteritis Nodosa / Q000175:diagnosis*