福州市仓山区登革热流行及防制效果的调查研究

Epidemiological Investigation of Dengue Fever and its Control in Suburb of Fuzhou

[目的 ]调查福州市近郊登革热流行的原因 ,分析发展趋势 ,有效地控制疫情。[方法 ]访视现症病人 ,对媒介蚊种作成蚊房屋指数、容器指数、布雷图指数测定 ,检测病人血清中的 Ig M与 Ig G,并从病人血清及白纹伊蚊中分离病毒。 [结果 ]本次登革热流行罹患率为 3.5 6 % ,以 2 0～ 49岁年龄组为主 ,女性发病率高于男性。病原分离证实为登革热 型病毒 ,白纹伊蚊是本次流行的传播媒介。蚊媒孳生地多、人群普遍易感及气候条件是造成本次流行主要原因。 [结论 ]加强政府的行政干预 ,提高医防人员预防诊治水平 ,组织居民落实以灭蚊为主的综合性防制措施 ,能够迅速控制疫情。

Objective] To investigate the epidemic reason of dengue fever in the suburb of Fuzhou, analyse its trend andto control the epidemic. [Methods] The patients were visitedand the IgM and IgG were detected. The mosquitoes were capturedand the virus was isolated from mosquitoes and serum of patients.[Results] The pathogen is type-B virus of dengue fever. The incidence is 3.56%. The patients are 20～49 years old mostly. Thefemale incidence is higher than male. Aedes albopictus is the mainvector. There are a lot of mosquitoes-breeding places; The susceptibility of the residents is higher and the meteoric conditions are suitable for the epidemic. [Conclusion] It is necessary to strengthen government intervention, improve the ability of health providers and eliminate the mosquito in the area