英德市1995～2004年血吸虫病监测情况分析

Surveillance of Schistosomiasis between 1995 and 2004 in Yingde of Guangdong Province

目的了解英德市消灭血吸虫病后的疫情动态。方法建立血吸虫病监测系统,在原疫区对钉螺和传染源进行同步监测。结果1995～2004年共查钉螺地面积894248m2,均未发现活钉螺。复查历史病人756人次;检查外来人口883人,阳性者9人(1.02%),调查7～14岁人群25518人,皮试阳性者34人(0.13%);阳性者均粪检复查未发现血吸虫病人。检查耕牛3408头次,未发现血吸虫虫卵阳性的牛只。结论英德市血吸虫病防治成果巩固,但仍须加强监测,特别是输入性传染源及钉螺的监测。

Objective To understand the trends of endemic situation after the elimination of schistosomiasis in Yingde. Method The snails and infection sources surveillance were carried out in the former endemic areas. Results From 1995 to 2004, 9 out of 883 （1.02%） floating population and 34 out of 25518 （0.13%） young people living in the endemic areas showed positive in the schistosomal skin test. However, they showed a negative result in the examination for schistosome eggs in the stools. No living snails were found and no infected cattle were detected in the same areas. Conclusions The success of schistosomiasis control was effective in Yingde. Continued surveillance should be carried out, especially of snails and import infection sources.