摘要
河北省 1997～ 1999年急性弛缓性麻痹 (AFP)病例肠道病毒监测结果显示 ,分离到的 47株脊髓灰质炎 (脊灰 )病毒 ,经型内特征鉴定均为疫苗病毒 ;分离到非脊灰肠道病毒 (NPEV) 80株 ,占AFP病例病毒分离数的 63 %。在明确型别的毒株中 ,有柯萨奇病毒 (Coxsackie ,Cox )A组 1个型别 ;Cox B组的 5个型 ,以Cox B1常见 ;有埃柯病毒 (Entericcytopathichumanorphanvirus,E CHO)的 10个型别 ,ECHO15型在 3年中都有分离。NPEV有明显的夏秋季高峰 ,主要发生在小年龄组人群 ,5岁以下儿童的感染占 77 5 % ,2岁以内的占 5 6 3 %。
This paper reported the virological surveillance of acute flaccid paralysis (AFP) cases in Hebei Province. The survey demonstrated that in the period of 1997～1999, 63% of the viruses isolated from AFP cases were non polis enteroviruses (NPEV). They included coxsackie A9, 5 types of coxsackie B(Coxsackie B1 was most frequent) and 10 types of ECHO(ECHO 15 was isolated in three different years). Analyzing the data, there were NPEV infection peaks in June and August, the children under 5 years old were more easily infected by NPEV.
出处
《中国计划免疫》
2000年第4期201-202,222,共3页
Chinese Journal of Vaccines and Immunization
