Hyperparathyroidism presenting as an unusual cause of lower extremity gangrene

Vascular surgeons are often consulted on the management of lower extremity ulcerations and gangrene which are commonly due to atherosclerotic arterial occlusive disease or to chronic venous insufficiency. The following report describes an unusual case of severe lower extremity cutaneous gangrene associated with secondary hyperparathyroidism and a review of the literature.