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目的了解2013年长江水利委员会(长江委)水文局职工血吸虫病现状及工作区螺情,为该行业血吸虫病防治提供科学依据。方法收集2006-2013年长江委水文局职工的血防体检资料,了解该单位职工血吸虫病患病情况及肝实质损害情况。同时,对下属水文站工作区进行钉螺调查。结果 2013年长江委水文局参加血防体检的职工有1 393人,其中慢性血吸虫病患者197人,患病率为14.14%,无新增病例和急性血吸虫感染发生。肝实质分类为0、Ⅰ、Ⅱ、Ⅲ级者分别占28.9%、67.0%、3.05%和1.02%。共在24处工作区查螺,捕获钉螺71只,其中活螺39只,未发现感染性钉螺。结论长江委水文系统职工血吸虫病患病率仍较高,应坚持开展监测查病和疫区工作站的查灭螺工作。
Objective To understand the current status of schistosomiasis staff in the Hydrology Bureau of the Yangtze River Commission (Yangtze River Commission) in 2013 and the loopholes in the work area so as to provide a scientific basis for the prevention and control of schistosomiasis in the industry. Methods The data of blood tests and physical examination of staff of Hydrology Bureau of Yangtze River Commission from 2006 to 2013 were collected to understand the prevalence of schistosomiasis and the damage of liver parenchyma in this unit. At the same time, snail investigation of the subordinate hydrological station work area. Results In 2013, there were 1 393 workers participating in the blood-based physical examination in Yangtze River Commission Hydrology Bureau, 197 of whom were chronic schistosomiasis patients, with a prevalence of 14.14%. No new cases or acute schistosomiasis occurred. Liver parenchyma was classified as 0, Ⅰ, Ⅱ, Ⅲ grade accounted for 28.9%, 67.0%, 3.05% and 1.02% respectively. A total of 24 work areas Chayou capture 71 snails, of which 39 live snails, found no contagious snails. Conclusion The prevalence of schistosomiasis in the staff of hydrological system in the Yangtze River Commission is still high, so it is necessary to carry out the work of checking and controlling snails in the hydrological stations in the Yangtze River Commission.