患儿女,8岁。因发热6d,右腿肿痛3d于2005-10-10入院。患儿于6d前无明显诱因开始发热,体温39~40℃。曾在外院就诊,诊断为“上感”,口服牛黄消炎片,静滴克林霉素及双黄连注射液,患儿仍发热,于入院前3d,患儿出现右腿不能活动,小腿肿痛明显。既往史:10d前患儿皮肤出现小米粒样与皮 Children with children, 8 years old. Due to fever 6d, right leg swelling and pain 3d in 2005-10-10 admission. Children in 6d before no obvious incentive to start fever, body temperature 39 ~ 40 ℃. Had seen in the hospital, diagnosed as “flu”, oral anti-inflammatory tablets, intravenous clindamycin and shuanghuanglian injection, children are still hot, 3d before admission, children with right leg can not move, calf swelling obvious. Past history: 10d before the appearance of children with millet-like skin and skin