为了解本县学生疥疮感染情况，于1989年对全县138473名中小学生进行了调查和防治．检查方法：对可疑者，用石腊油液患处，压刮片取（液）油滴，镜检找疥螨。结果如下：1患疥率本县中小学生总患疥率为9．05％（12527／138473），其中农村学生患疥率9．62％（12496／129831），明 In order to understand the county students scabies infection, in 1989, 138,473 primary and secondary school students in the county were investigated and control. Inspection methods: Suspicious persons, with paraffin oil affected area, squeegee take (liquid) oil droplets, microscopic examination scabies mites. The results are as follows: 1 The prevalence rate of primary and secondary school students in this county was 9.05% (12527/138473), of which 9.62% (12496/129831)