Missing trees for the forest

A 70-year-old amputee, who was a known case of diabetes, hypertensive, and smoker presented with disabling ischemic symptoms and signs of gangrene in the stump of the left lower leg. He had undergone above knee amputation 2 months back for the gangrene of left foot with an  ankle-brachial index (ABI) of 3. Computed tomography of infrarenal aorta and both the lower limbs arteries revealed total occlusion of common iliac artery, external iliac, and common femoral artery in the amputated leg. The occluded arterial segment was successfully opened percutaneously from left brachial approach. The message of this illustration is never ignore the exact extent of peripheral disease before amputation.