Factors Involved in the Etiology of Abdominal Aortic aneurysm

Matthews et al.1 compared AAA growth in 131 patients who did or did not have atherosclerotic occlusive disease (AOD). The mean annual increase in AAA diameter for participants with AOD was 0.70 mm, slower than those without AOD. Other recent published studies have shown that in patients with diabetes, small AAA growth is slower.2