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作 者:邓掌[1,2] 付士红[3] 曹玉玺[3] 袁军[1,2] 杨卫红[1] 章域震[1] 冯云[1] 张海林[1] 梁国栋[3]
机构地区:[1]云南省地方病防治所/云南省自然疫源性疾病防控技术重点实验室,云南大理671000 [2]大理大学公共卫生学院 [3]中国疾病预防控制中心病毒病预防控制所
出 处:《国际病毒学杂志》2016年第2期76-80,共5页International Journal of Virology
基 金:中美新发和再发传染病合作项目(No.U19-GH000004)致谢:西双版纳州疾病预防控制中心范建华和李鸿斌,德宏州疾病预防控制中心刀保青、李昆宏和张保森,瑞丽市疾病预防控制中心刘永华和尹正留,保山市疾病预防控制中心郑维斌,昭通市疾病预防控制中心曹继东以及相关州、市、县人民医院在标本采集中给予了大力支持,特此致谢!
摘 要:目的调查云南省病毒性脑炎和不明原因发热病例的发病病因。方法在云南省部分地区采集病毒性脑炎和不踞原因发热患者血清和脑脊液标本,用ELISA法检测患者标本中包括虫媒病毒、肠道病毒和呼吸道病毒中15种病毒的IgM抗体。结果在云南省共采集病毒性脑炎患者血清和脑脊液标本526份,不明原因发热患者血清标本221份。经ELISA法检测,病毒性脑炎患者标本中乙型脑炎病毒、柯萨奇病毒、埃可病毒、版纳病毒、单纯疱疹病毒、腮腺炎病毒、登革热病毒和罗斯河病毒的IgM抗体阳性率依次为50.95%(阳性数=268)、21.48%(113)、19.58%(103)、7.41%(39)、3.04%(16)、1.71%(9)、1.00%(5)和0.38%(2);不明原因发热患者血清中乙型脑炎病毒、登革热病毒、单纯疱疹病毒、版纳病毒、腮腺炎病毒、柯萨奇病毒、埃可病毒、罗斯河病毒和巴马森林病毒的IgM抗体阳性率依次为21.27%(47)、20.36%(45)、13.12%(29)、12.67%(28)、11.76%(26)、4.52%(10)、1.81%(4)、1.81%(4)和0.45%(1)。乙型脑炎病毒、登革热病毒、版纳病毒、罗斯河病毒和巴马森林病毒感染以7一lO月为主,柯萨奇病毒、埃可病毒、单纯疱疹病毒和腮腺炎病毒感染以7—8月居多。结论乙型脑炎病毒是云南省夏秋季病毒性脑炎流行的主要病原体,柯萨奇、埃可和单纯疱疹病毒是散发性病毒性脑炎的重要病原;登革、版纳、单纯疱疹和腮腺炎病毒是不明原因发热的重要病毒病原并可能存在罗斯河和巴马森林等蚊媒病毒的流行。Objective To investigate the viral pathogens of viral encephalitis (VE) and fever of un- known origin (FUO) cases in Yunnan Province, China. Methods Serum and cerebrospinal fluid (CSF) samples of VE and FUO cases were collected to detect IgM antibody against 16 virus species, including arboviruses, enteroviruses and respiratory viruses by ELISA. Results Five hundred and twenty-six serum and CSF samples from VE cases and 221 serum samples from FUO cases were collected in Yunnan Province. The positive rates and numbers of IgM antibody against Japanese encephalitis virus (JEV), Coxsackie virus (COXV), Echovirus (ECHOV), Banna virus (BAV), Herpes simplex virus (HSV), Mumps virus (MuV), Dengue virus (DENV) and Ross River virus (RRV) in VE cases were 50. 95% (268), 21.48% (113), 19.58% (103), 7.41% (39), 3.04% (16), 1.71% (9), 1.00% (5) and 0.38% (2), respectively. The positive rates and numbers of IgM antibody against JEV, DENV, HSV, BAV, MuV, COXV, ECHOV, RRV and Barmah forest virus (BFV) in FUO cases were 21.27% (47), 20. 36% (45), 13.12% (29), 12.67% (28), 11.76% (26), 4.52% (10), 1.81% (4), 1.81% (g) and 0.45% (1), respectively. The main epidemic seasons of JEV, DENV, BAV, RRV and BFV were from July to October. COXV, ECHOV, HSV and MuV were from July and August. Conclusions These findings suggest that JEV was the main pathogen of VE in Summer and Autumn. COXV, ECHOV and HSV were the important pathogens of sporadic VE in Yunnan Province. DENV, BAV, HSV and MuV were the important pathogens of FUO . There were possible mosquito-borne RRV and BFV spreading in this province.
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