Arterial insufficiency, often called peripheral arterial disease, is the lack of or a reduction in the blood supply. It is found in varying degrees of severity among sufferers ranging from mild PAD to critical ischemia. PAD of the lower extremities accounts for around 10% of all leg ulcers. However, a leg ulcer could be of varied etiology. It is crucial to identify the type of ulcer being treated as the treatment required for different types of ulcers is very different. Early intervention of wounds specialist must be given a top priority, so besides correct treatment, a preventive program can be initiated.