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1、天津市儿童急性上呼吸道感染病毒病原学分析邹明1,2,郭丽茹1,2,苏旭1,2,孔梅1,2,李晓燕1,2,董晓春1(1.天津市疾病预防控制中心,天津,300011;2.天津市预防医学研究所,天津,300011)[摘要]目的:了解天津地区儿童急性上呼吸道感染中病毒分布情况,探讨不同病毒的流行趋势,为临床诊断与治疗提供病原学依据,同时为今后制定正确的预防策略奠定基础。方法:采用多重RT-PCR法,对249份咽拭子标本同时检测腺病毒,人偏肺病毒,人冠状病毒229E/NL63,1型、2型、3型副流感病毒,甲型、乙型
2、流感病毒,甲型、乙型呼吸道合胞病毒,A/B型人鼻病毒,人冠状病毒OC43/HKU1共12种常见呼吸道病毒。结果:249份标本中共检出阳性标本144份,阳性率为57.8%,2种以上病毒混合感染为7份,占2.8%;在阳性检测结果中流感病毒占53.6%,腺病毒占21.2%,呼吸道合胞病毒占8.6%;流感病毒中H3N2亚型占49.4%,甲型H1N1亚型占34.6%,B型占16.0%。结论:流感病毒、腺病毒和呼吸道合胞病毒为天津地区儿童急性上呼吸道病毒感染的主要病原体,不同的病毒在时间上有一定的流行规律。[关键词]
3、急性上呼吸道感染;多重逆转录-聚合酶链反应法;病毒病原学VirusetiologyinchildrenwithacuteupperrespiratoryinfectioninTianjinZouMing1,2,GuoLiru1,2,SuXu1,2,KongMei1,2,LiXiaoyan1,2,DongXiaochun1(1.TianjinCentersforDiseaseControlandPrevention,Tianjin,300011;2.TianjinInstituteforPreventive
4、Medicine,Tianjin,300011)[Abstract]Objective:ToexplorethesituationofthevirusetiologyinchildrenwithacuteupperrespiratoryinfectioninTianjinandtodiscusstheepidemiologyofdifferentrespiratoryvirusessoastoprovideaetiologicaldataforclinicaldiagnosisandtreatmentan
5、dtobethebasisformakingproperpreventivestrategy.Methods:BymultiplexRT-PCR,twelvekindsofcommonrespiratoryviruses,includingadenovirus,humanmetapneumovirus,humancoronavirus229E/NL63,parainfluenzavirus1,2,3,influenzavirusA,B,respiratorysyncytialvirusA,B,humanr
6、hinovirusA/B,humancoronavirusOC43/HKU1,weredetectedin249clinicalswabssimultaneously.Results:151positivesampleswereobtainedin249clinicalspecimensandthepositiveratiowas57.8%.Theco-infectionscausedbytwoormorekindsofvirusesweresevencases,whoseproportionwas2.8
7、%.Intheallpositiveresultstheinfluenzaviruswas53.6%,adenoviruswas21.2%,andrespiratorysyncytialviruswas8.6%.H3N2subtype,H1N1subtype,andBtypeoftheinfluenzavirusweredetectedsuccessivelyandtheirratioswere49.4%,34.6%,16.0%,respectively.Conclusion:Theinfluenzavi
8、rus,adenovirusandrespiratorysyncytialviruswerethemainpathogensleadingtotheacuteupperrespiratoryinfectioninchildreninTianjinandthepathogenshadspecificepidemiologywiththechangesofmonths.[Keywords]Acuteupperrespiratory