title: Case 21-1979--aneurysmal dilatation of the aorta with aortic regurgitation.
mesh_terms: D001014:Aortic Aneurysm / Q000150:complications / Q000175:diagnosis*; D001919:Bradycardia / Q000209:etiology; D006326:Heart Auscultation; D006337:Heart Murmurs; D006801:Humans