The term diabetic rotting feet generally refers to the diabetic foot, where infection, ulceration and deep tissue destruction of the foot occurs on top of diabetic peripheral neuropathy and diabetic peripheral vasculopathy. The ulcers usually appear first from areas of poor blood flow at the end of pressure, such as the heel, forefoot, and big toe. In mild cases, diabetic foot may show foot deformity, dry and cold skin, callus; in severe cases, foot ulcers and gangrene may appear. If it is early diabetic foot, just superficial ulcers, through the change of medicine and internal medicine conservative treatment, generally can be cured; if the diabetic foot is more serious, infected to the deep tissues, bones, bone marrow, etc., the treatment is difficult and long time, cost more, amputation and high mortality rate. Diabetic patients should control their blood sugar strictly to delay the occurrence of diabetic complications. Patients with diabetic foot should pay close attention to it and standardize the treatment under the guidance of doctors.