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在血吸虫病重流行区采用毗喹酮50mg/kg1d疗法、对粪检阳性者化疗、对疑似患者扩大化疗的对策,连续3年,防治效果明显,人群感染率下降74.90％,3～9岁儿童感染率下降87.74％,感染度(EPG)下降94.07％,居民点周围(100m内)钉螺阳性率下降91.52％,5岁以下儿童已无新感染,短期内控制血吸虫病的流行。
In the endemic area of schistosomiasis, the treatment with praziquantel 50mg / kg for 1d was used to treat stool positive patients and to expand chemotherapy for suspected patients. The prevention and cure effect was obvious for 3 consecutive years. The infection rate of the population decreased by 74.90%. The children aged 3-9 years The infection rate decreased 87.74%, the infection degree (EPG) decreased 94.07%, and the positive rate of snails around residents (within 100m) decreased by 91.52%. There was no new infection in children under 5 years and the prevalence of schistosomiasis was controlled in the short term.