title: Sudden onset of severe back pain in a 38-year-old man.
mesh_terms: D000208:Acute Disease; D000328:Adult; D000784:Aortic Dissection / Q000150:complications / Q000175:diagnosis* / Q000000981:diagnostic imaging; D001014:Aortic Aneurysm / Q000150:complications / Q000175:diagnosis*; D001027:Aortography; D001416:Back Pain / Q000209:etiology; D003937:Diagnosis, Differential; D004632:Emergency Medical Services; D006801:Humans; D008297:Male; D009203:Myocardial Infarction / Q000175:diagnosis