Peripheral vascular disease (PVD)

What are the clinical settings when you would consider peripheral arterial occlusion?

Suspicion and workups for peripheral artery disease should be initiated because of symptoms of vascular insufficiency or bruit over a vessel or because of the presence of another atherosclerotic manifestation, e.g., coronary artery disease.

Describe clinical presentation of occlusion of abdominal aorta at its bifurcation.
Describe the clinical presentation of chronic peripheral vascular disease.
What are the available imaging procedures to investigate peripheral vascular disease?