昌宁县首例流行性出血热流行病学分析

An Epidemiological Analysis on the First Case of Epidemic Hemorrhagic Fever in Changning County

目的 了解 2 0 0 3年 4月昌宁县首次发生人间流行性出血热病例的流行病学特点 ,为保山市今后防治流行性出血热提供依据。方法 采用间接免疫荧光试验 (IFAT)和直接免疫荧光检测特异性IgG抗体及鼠肺流行性出血热病毒抗原。结果 昌宁县首次发生人间流行性出血热 2例 ,发病率 0 . 5 7/ 10万 ,这是保山市所辖五县 (区 )首次人间病例报告。在居民区和野外共捕鼠 181只 ,黄胸鼠为优势鼠种 ,分别占 90. 2 4 %和 87. 14 %。结论 从黄胸鼠和臭 鼠句鼠青肺组织中各检出一份阳性 ,表明当地鼠类中存在有出血热病毒的自然感染。

Objective The epidemiological characteristics of human epidemic hemorrhagic fever developing for the first time in Changning County in April 2003 was to be definiftely known in order to provide a basis for the prevention and treatment of the disease.Methods An indirect immunofluorscent antibody test(IFAT) and direct immunofluorecent test were applied to the specific IgG antibody and mouse lung epidemic hemorrhagic fever antigen.Results Two cases of human epidemic hemorrhagic fever were found for the first time in Changning Conty,its morbidity being 5.57/100000.This was the first report of human cases of the five counties(distrits) under Baoshan city. 181mice were caught in residential areas.Conclusion The positive reaction showed that natural infection of hemorrhagic fever virus existed among the mice there.