病例简介:患者女性,66岁,2型糖尿病12年,双下肢瘫痪5年,右足背溃疡3月余。患者不慎开水烫伤右足背,初起一小水泡;直径约1cm,溃疡逐渐扩大向深层溃烂。自行在家治疗3月不愈就医。查体:双下肢膝以下痛觉,温觉、触觉丧失,音叉振动感觉迟钝,肌力2级。右足背皮肤溃烂呈椭圆形,皮肤缺损面积5cm×4cm,深及筋膜,溃疡边缘皮肤水肿卷曲似环堤,溃疡底肉芽组织高低不平并有脓苔。实验室检查Hb120g/L,WBC13.0×10~9/L,N0.08,L0.40,血糖14.2mmol/L,血钾3.23mmol/L,尿糖 Case description: Patient female, 66 years old, type 2 diabetes for 12 years, paralyzed both lower extremities for 5 years, right foot ulcer more than 3 months. Patients accidentally boiled water scalded right foot, beginning a small blister; diameter of about 1cm, ulcers gradually extended to deep ulceration. At home treatment March unhealed medical treatment. Physical examination: the following lower extremity knee pain, temperature sensation, loss of touch, vibration sensitivity of the tuning fork, muscle strength 2. Right foot dural skin ulceration was oval, skin defect area 5cm × 4cm, deep and fascia, ulcer edge of the skin edema curly like embankment, ulcer at the end of the uneven granulation tissue and pus moss. Laboratory tests Hb120g / L, WBC13.0 × 10 ~ 9 / L, N0.08, L0.40, blood glucose 14.2mmol / L, potassium 3.23mmol / L, urine sugar