患儿 ,女 ,2岁。因发热 7d伴左耳流脓 1 d,于1 999年 1月 1 1日来院急诊。患儿在 7d前开始有发热 ,发病后第 3天出现左耳后红肿。病后曾在当地卫生院肌注青霉素 ,输液等。第 7天左耳流脓并见外耳道口有一白色虫体。既往无耳流脓史 ,有排虫便史。体检 :体温38.4℃ ,脉膊 1 48次 Children, female, 2 years old. Due to fever 7d with left ear pus 1 d, January 1, 1999 January 1 to hospital emergency. Children with fever began 7d before the onset of the first 3 days after the left ear swelling. After the illness in the local hospital muscle penicillin, infusion and so on. On the seventh day left ear pus and see the external auditory canal has a white parasite. Previously no history of ear pus, a row of stool history. Physical examination: body temperature 38.4 ℃, pulse 1 48 times