Focused Update: ACC/AHA Guidelines on Peripheral Arterial Disease

Background and Purpose: Changes to recommendations for the management of lower-extremity arterial and abdominal aortic disease reflect clinical-study evidence published since completion of the 2005 guidelines. The 2005 recommendations regarding renal and mesenteric arterial disease remain unchanged in the absence of new pivotal studies of disease in these segments.

Key Points:

1. Because peripheral arterial disease (PAD) is often underdiagnosed and undertreated before limb ischemic symptoms become severe, a…