Most common cause of Abdominal Aoic Aneurysm is:: (A) Atherosclerosis, (B) Trauma, (C) Syphilis, (D) Vasculitis
Answer is A. The abdominal aoa is commonly afftected by atheroma by the process of atherosclerosis. This atheroma causes intimal weaking leading to aneurysm. so atherosclerosis is the leading cause for Abdominal Aoic Aneurysm. Ref: Encyclopedia of Hea Diseases By M. I. Gabriel Khan. 2006, Page 27