Causes of abdominal aortic aneurysm – Surgery MCQ
The commonest cause of abdominal aortic aneurysm is?
A. Trauma
B. Syphilis
C. Vasculitis
D. Atherosclerosis
Correct answer : D. Atherosclerosis
90% of all abdominal aortic aneurysms greater than 4 cm are caused by atherosclerotic disease.