title: Case 21-1979--aneurysmal dilatation of the aorta with aortic regurgitation.
mesh_terms: D000328:Adult; D001013:Aorta, Thoracic; D001014:Aortic Aneurysm / Q000175:diagnosis*; D001018:Aortic Diseases / Q000175:diagnosis; D001022:Aortic Valve Insufficiency / Q000209:etiology*; D001167:Arteritis / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D013700:Giant Cell Arteritis / Q000175:diagnosis; D006337:Heart Murmurs; D006801:Humans; D008297:Male; D013167:Spondylitis, Ankylosing / Q000150:complications; D013625:Takayasu Arteritis / Q000175:diagnosis