 The patient is an 89-year-old gentleman with multiple medical conditions including coronary artery disease, hypothyroidism, and severe peripheral vascular disease status post multiple revascularizations, and a right below-knee amputation in June 2008 following a thrombosis of his right femoropopliteal bypass graft.  Following his amputation, he had poor wound healing.  He presented to the ED with pain in his right lower extremity on July 9, 2008.  Due to concern for infection at that time, he was started on oral Keflex and instructed to follow up with the Vascular Clinic as scheduled.  At his follow-up appointment, it was decided to re-admit The patient for debridement and revision of his stump wound.