糖尿病足是由于糖尿病慢性进行性波及大、中、小及微血管病变和因神经病变而失去感觉、合并感染的足。此病多发生在四肢末端，又称为肢端坏疽。一般将糖尿病足分为０～５级：０级感觉异常即高危足；１级皮肤浅表溃疡；２级深部肌肉组织感染；３级肌腱韧带组织破坏；４级严重 Diabetic foot is due to the chronic progressive spread of diabetes mellitus, small and microvascular lesions and loss of feeling due to neuropathy, combined infection. The disease occurs in the distal extremities, also known as acral gangrene. Diabetes is generally divided into 0 to 5 feet: 0 feeling abnormal high risk foot; 1 skin superficial ulcers; 2 deep muscle tissue infections; grade 3 tendon ligament tissue destruction; 4 serious