2008-2012年绵阳市血吸虫病疫情分析

Epidemic Situation of Schistosomiasis in Mianyang,2008-2012

目的掌握2008-2012年绵阳市血吸虫病疫情和流行趋势变化规律,为科学制定血吸虫病防治策略提供依据。方法收集2008-2012年绵阳市血吸虫病疫情资料进行分析。结果全市6个血吸虫病流行县中有3个已达国家血吸虫病传播阻断标准,另3个县达到国家血吸虫病传播控制标准。2008-2012年人群血吸虫感染率分别为0.15%、0.02%、0.01%、0.00%和0.00%,无急性血吸虫病病例报告;家畜血吸虫感染率分别为0.23%、0.29%、0.22%、0.00%和0.00%。钉螺面积逐年下降,未查见感染性钉螺。结论绵阳市血吸虫病疫情总体上已趋于低度流行状态,但仍有反复徘徊的可能,应加强巩固监测工作。

Objective To analysis the epidemic trend of schistosomiasis in Mianyang so as to provide references for formulating schistosomiasis control strategies. Methods Data of epidemic situation of schistosomiasis in Mianyang from 2008 to 2012 were collected and statistically analyzed. Results Three of all the 6 counties in Mianyang city reached the national standard of schistosomiasis transmission blocking and the other 3 counties reached the standard of schistosomiasis transmission control. The infection rate of schistosomiasis among people was0. 15%,0. 02%,0. 01,0% and 0% from 2008 to 2012,and 0. 23%,0. 29%,0. 22% and 0% and 0%among livestocks,respectively. Acute schistosomiasis was not reported in the past 5 years. The area of oncomelania decreased year after year and the infected oncomelania was not found. Conclusion The endemic of schistosomiasis has stayed at a low level prevalence status in Mianyang,yet potentially to fluctuate. Therefore,more effort should be made to strengthen the monitoring work.