The result of an uncontrolled diabetes mellitus This photo shows gangrene of multiple fingers in a patient with type 2 diabetes and severe peripheral arterial disease. Diabetes mellitus is a risk factor for peripheral vascular disease, thus for dry gangrene, but also a risk factor for wet gangrene, particularly in patients with poorly controlled blood sugar levels, as elevated serum glucose creates a favorable environment for bacterial infection. How would you treat this medical condition? Comment your answer