患者男,43岁,农民。不慎擦伤右小腿皮肤,伤后第3天发现右踝关节至大腿中下1/8交界处呈红肿,胀痛,局部皮肤见许多大小不等血性水泡,走路困难,经服“小活洛丹”等药不见好转,肿痛逐渐加剧,入我科。检查:右踝关节至大腿中下1/3高度红肿,病变区可见许多散在大小不等水泡,部分破裂水 Male patient, 43 years old, farmer. Inadvertently scratched the right calf skin, 3 days after injury found that the right ankle joint to the thigh at the junction of 1/8 at the junction was swollen, pain, see the skin of many sizes ranging from bloody blisters, walking difficulties, the service “small living Lordaeron ”and other drugs did not improve, swelling and pain gradually increased, into my department. Check: the right ankle to the middle of the thigh 1/3 height inflamed, diseased area can see many scattered blisters in varying sizes, part of the broken water