乌鲁木齐南郊农牧区囊型包虫病流行病学研究

目的了解乌鲁木齐南郊农牧区囊型包虫病流行现状及其流行病学特征。方法采取定点整群抽样的方法，对居民进行体检和血清学检测，确定居民囊型包虫病的感染率和患病率;用粪抗原检测法调查家犬细粒棘球绦虫感染率，通过问卷调查方法了解居民养犬情况。结果乌鲁木齐南郊农牧区居民囊型包虫平均感染率为35.7%（687/1925），平均患病率为1.12%（23/2049）。高山牧场居民包虫感染率最高，半农半牧地区次之，单纯农业区最低。包虫病患病率以农牧结合区最高，单纯农业区次之，高山牧场最低。结论乌鲁木齐南郊牧区囊型包虫病的传播呈现高度活跃状态，居民包虫感染率和患病率与民族、性别、年龄及养犬等有关。

Epidemiological survey on cystic echinococcosis in rural and pastoral areas of the southern environs of Urumqi, Xinjiang, China

Objective To understand the prevalent status of cystic echinococcosis and epidemiological characteristics of southern environs of Urumqi City. Methods The infection rate of Echinococcus granulosus and prevalence rate of the disease were determined by serological examination with indirect ELISA and ultrasonography with a portable ultrasound scanner respectively with cluster sampling in residents.The infection rate of adult E.granulosus in dogs was determined by coproantigen detection with a double antibody sandwich ELISA in fecal samples from dogs.The situation of dog keeping in villagers was investigated by questionnaire. Results The mean prevalence rate of cystic echinococcosis in residents was 1.12%(23/2049) and the average infection rate was 35.7%(687/1925).The infection rate was highest in the residents of nomadic mountain areas and secondarily was the residents in semi-agricultural and semi-pastoral areas.It was lowest in the simple agricultural areas.But the prevalence rates were highest in the residents of semi-agricultural and semi-pastoral areas.Conclusion The transmission of cystic echinococcosis in residents of southern environs of Urumqi City are in a active situation.The infection rate of E.granulosus and prevalence rate of the disease are relate to many factors such as nationality,sex,age and keeping dogs or not.