2011年东莞市登革热与基孔肯雅热监测结果分析

目的:尽早发现登革热与基孔肯雅热病例,及时采取有效防控措施。方法:对2011年6月20日-2011年8月31日东莞市应急监测病例及疫情监测病例血清样品,采用荧光PCR检测登革热与基孔肯雅热病毒核酸,登革热核酸检测阴性者,再用ELISA法检测登革热病毒IgM抗体。结果:共收集及检测248份合格血清样品。其中,应急监测病例血清234份,检测结果均为阴性;疫情监测病例血清14份,检出2份为登革热IgM抗体阳性,1份为登革热核酸阳性,为IV型;确诊2例为登革热输入性病例。结论:通过实验室应急监测,发现了登革热病例,及时控制了疫情的传播扩散。

Analysis of surveillance results of dengue and chikungunya fever in Dongguan in 2011

Objective:To discover the cases of dengue fever and chikungunya fever early and estimate their epidemic situation in Dongguan and give warning to control their ourbreak in time.Methods: All the serum samples of stringent surveillance cases and routine surveillance cases from June 20th to August 31st in 2011 were detected by real-time PCR first,then the cases with dengue nucleic acid negative were tested by ELISA for IgM detection.Results: 248 qualified serum samples were detected,including 234 samples of stringent surveillance cases and 14 of routine surveillance cases.3 samples of routine surveillance cases were dengue virus positive,accounting for 1.21%(3/248).Of the 3 dengue positive cases,2 were IgM positive and 1 was nucleic acid positive(IV type).2 imported cases of dengue were identified at last.Conclusion: Dengue fever cases were found earlier by lab stringency surveillance,and its epidemic and outbreak was controlled in time,which gave great protection in part of public health to the world college sports meeting in Shenzhen in 2011.