【摘要】 目的分析深圳市福田区2009—2011年流感样病例(ILI)监测结果,探讨流感大流行后疫情趋势与预防控制对策。方法根据《全国流感监测方案(试行)》,收集哨点医院ILI就诊数,采集流感样病例鼻咽拭子,采用MDCK细胞进行流感病毒分离,采用血凝抑制试验进行流感病毒型别的鉴定。结果 3年累计报告流感样病例25 654例,平均ITL%为5.09%,共采集ILI咽拭子标本1 061份,分离到阳性菌株335份,阳性率为31.57%。结论福田区流感流行高峰在6—7月,3月有1个小高峰,各亚型交替出现。2009年H1N1流感大流行后,未监测到流感变异毒株。更多还原

【Abstract】 [Objective]To analyze the surveillance results of influenza-like illness(ILI) in Futian District of Shenzhen from 2009-2011,explore the trend of epidemic situation,and discuss the prevention and control measures after pandemic influenza of H1N1.[Methods]According to the National influenza surveillance program(Trial),ILI cases and the nasopharyngeal swab samples were collected from the sentinel hospitals,MDCK cells were used for influenza virus isolation,and the hemagglutination inhibition test was applied to identify influenza virus type.[Results]From 2009-2011,a total of 25 654 cases of ILI were reported,and average ITL% was 5.09%.Among 1061 throat swab samples,there were 335 influenza strains with the positive rate of 31.57%.[Conclusion]The epidemiologic peak of influenza is June to July with a small peak in March in Futian District,and the virus subtypes of influenza have occurred alternately.After the pandemic influenza of H1N1 in 2009,variant influenza virus is not found.更多还原