HEALTH TOPICS 
Peripheral Arterial Disease
What Is It?
In peripheral arterial disease (previously called peripheral vascular disease), not enough blood flows to the legs. The condition usually is caused by fatty deposits called plaques that build up along the walls of blood vessels. This buildup shrinks the size of the passageway and reduces the amount of blood that can flow through. This is a condition called atherosclerosis.
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The risk factors for getting peripheral arterial disease are similar to the risk factors for coronary heart disease, and include:
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