Abdominal Aortic Aneurysm Abdominal Aortic Aneurysm Abdominal Aortic AneurysmWhat is an abdominal aortic aneurysm? An abdominal aortic aneurysm, also called AAA or triple A, is a bulging, weakened area in the wall of the aorta (the largest artery in the body) resulting in an abnormal widening or ballooning greater than 50 percent of the normal diameter (width).The aorta extends upward from the top of the left ventricle o.. 2009. 6. 15. 이전 1 다음