Popliteal artery trauma. 31 consecutive cases without amputation.

Injury to the popliteal artery is the most common cause of amputation in injured extremities. A six-year experience (1974-1979) at Cook County Hospital, Chicago, involved 31 popliteal artery injuries without amputation. Penetrating trauma was the most frequent cause of injury; however, a considerable number of blunt trauma injuries with fractures and dislocations were also present.

The therapy of peripheral vascular ulcers--surgical management.

Venous ulcers are a common malady of the civilized world. The etiology and its pathogenesis has been presented for a better understanding of its appropriate therapy. A conservative and surgical approach is necessary for effective treatment, of which the final goal is to reduce ambulatory venous hypertension and the prevention of venous ulcer formation.