为了解上海市卢湾区幼儿和青少年头虱感染情况,于1984～1988年进行此项调查。 1 调查方法 从1984～1988年,每年按街道抽查部分托儿所、幼儿园、中小学的幼儿和学生,检查头发,重点注意检查耳后发根有无虱卵,有虱卵者再用篦子梳理,收集碎屑,检查有无虱卵、成虫或若虫,发现任何一种者均定为阳性。 To investigate the infection of head and young lice in young children and adolescents in Luwan District of Shanghai, this survey was conducted from 1984 to 1988. 1 survey methods from 1984 to 1988, according to the street every year spot checks some nurseries, kindergartens, primary and secondary school children and students, check the hair, with emphasis on examination of the hair roots have no louse eggs, lice eggs and then grate comb, collect Debris, check for lice eggs, adults or nymphs, found that any one who are positive.