山东省首例输入性D8基因型麻疹病例的流行病学调查Epidemiological investigation of the first imported D8 genotype measles case in Shandong province
刘晓冬;杨峰;房学强;王常银;熊萍;徐爱强;许青;
摘要(Abstract):
目的调查2018年3月在山东省发现的1例D8基因型麻疹病毒病例,评价防控效果。方法对该麻疹病例进行现场流行病学调查,采集病例急性期血标本和咽拭子标本进行血清学检测、病毒分离和基因型鉴定。对周围人群开展麻疹疫苗应急免疫。结果该病例发病前8-17d有泰国旅行史,血清麻疹IgM阳性,麻疹病毒分离阳性,鉴定为麻疹病毒D8基因型,与澳大利亚、日本2018年分离到的D8基因型核苷酸和氨基酸同源性均为100%。对病例周围人群采取麻疹疫苗应急免疫等措施,未发生续发病例。结论该病例为山东省首例输入性D8基因型麻疹病例,未引起本土传播。病原学监测是及时发现输入性疫情的关键,高麻疹疫苗接种率是阻断其传播的有效措施。
关键词(KeyWords): 麻疹病毒;D8基因型;输入性病例
基金项目(Foundation): 中华预防医学会疫苗与免疫青年人才托举项目(Q2017A3704);; 山东省泰山学者岗位支持项目(TS201511105)
作者(Authors): 刘晓冬;杨峰;房学强;王常银;熊萍;徐爱强;许青;
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