云南省1996年急性弛缓性麻痹病例实验室监测分析

云南省１９９６年共报告急性弛缓性麻痹（ＡＦＰ）病例２４８例，其中２３７例至少采集了１份粪便标本，采便率９５．６％，２３７例粪便标本中，单份８例（３．４％），双份２２９例（９６．６％），合格粪便标本１７９例（７５．５％），对所有粪便标本按世界卫生组织（ＷＨＯ）规定的方法进行了处理及病毒分离和定型，共分离出脊髓灰质炎（脊灰）病毒２６株（１０．９％），经国家脊灰实验室进行型内鉴别，２３株为疫苗株，３株为野毒株（Ｉ型１株，Ⅲ型２株，均为缅甸输入）；非脊灰肠道病毒（ＮＰＥＶ）５０株，分离率为２１．１％。

LABORATORY SURVEILLANCE ON ACUTE FLACCID PARALYSIS(AFP) CASES,YUNNANPROVINCE,1996

In 1996,there were 248 AFP cases reported in Yunnan Province,of them,237 cases had at least one stool sample collected,accounting for 95.6%. Of the 237 cases with stool samples,8 had one stool collected(3.4%),229 had twos toolscollected(96.6%), and the qualified stools samples were 179(75.5%).All stool samples were processed and innoculated.Altogether,there were 26 strains of polioviruses (10.9%) and 50 strains of non-polio enteroviruses (NPEV,21.1%) isolated.All 26 polio strains were sent to the National Polio Laboratory for intratypic differentiation, of which,23 were vaccine-derived strains,3 were wild polio strains (one type 1,two type 3,all were imported cases from Myanmar).NPEV isolation rate has met the WHOre,uirement.