2009年西昌市血吸虫病疫情监测报告

Surveillance of Schistosomiasis in Xichang,Sichuan Province,2009

目的监测血吸虫病传播控制后的疫情动态,为制定防治策略提供科学依据,巩固达标成果,为实现血吸虫病传播阻断打下坚实基础。方法在感染季节后,对565岁人群采用血清学方法进行筛查;对血清学阳性者进行病原学检查,同时开展耕牛和钉螺调查。结果人群调查12745人,血检阳性1094人,粪检1084人,粪检阳性22人,感染率为0.17%;耕牛调查862头,阳性0头;钉螺调查面积1886850m2,查出有螺面积27440m2,解剖钉螺604只,感染性钉螺0只。结论西昌市达到血吸虫病传播控制标准后疫情稳定,要继续加大防治力度,巩固传播控制成果,实现传播阻断的目标。

Objective To explore the current status of schistosomiasis epidemic in Xichang after the implementation of schistosomiasis control project since 2004,and provide scientific evidence for the development of the prevention and control measures to interrupt the transmission of disease.Methods After infectious season,the serological screening was conducted among the people aged 5-65 years and the etiological detection was conducted among the positive persons.The surveys of farm cattle and water-snail were carried out too.Results A total of 12 745 people were examined,1 094 people were serum positive,and 22 people were stool positive.The infection rate was 0.17%.A total of 862 cattle were examined,no infected cattle were found.The snail survey was carried out in an area of 1 886 850 m2,and the area where snails were detected reached 27 440 m2,but no infected snail was found.Conclusion The schistosomiasis epidemic was under control in Xichang.It is necessary to further strengthen the prevention and control of the disease in order to consolidate the control achievement and interrupt the transmission of schistosomiasis.