论文部分内容阅读
本文报道经采取不同防制对策,取得不同防制效果后的血吸虫病流行消长规律及影响因素。结果表明,改变钉螺生态环境的纪家坝试区防制效果持久有效,停止干预措施后疫情无回升;以实施灭螺和化疗为对策的董店和三联试区,中止措施后持效2～3年,疫情便逐年回升;单纯化疗的桂畈试区仅在一定程度上控制病情。 根据家畜感染情况和活动特点,认为家畜作为重要传染源,是造成疫情回升的主要原因。而自然环境的改变,对疫情的消长有较大的影响。
This article reports the prevalence of schistosomiasis and its influencing factors after taking different control strategies and obtaining different control effects. The results showed that the control effect of Ji Jiaba in snail ecological environment was long-lasting and effective, and the epidemic did not increase after stopping the intervention. Taking Dong-mei and Sanlian pilot districts, 3 years, the epidemic will be picked up year by year; pure Gui-ming trial of chemotherapy only to a certain extent control the disease. According to the characteristics of livestock infections and activities, livestock as an important source of infection is the main reason for the rise of the epidemic. The change of the natural environment has a greater impact on the decline and outbreak of the epidemic.