2012—2013年深圳市龙岗区流感样病例暴发疫情监测

Surveillance and analysis on outbreak of influenza-like illness in Longgang District of Shenzhen City from 2012-2013

目的了解深圳市龙岗区流感样病例暴发疫情特征,为科学防控流行性感冒(流感)提供参考依据。方法回顾性分析2012—2013年该区(ILI)暴发疫情资料与医院流感监测资料。结果 2012—2013年共报告ILI暴发疫情49起,主要发生在3、4月和12月,龙城街道发生暴发疫情最多(53.06%),学校、托幼机构是ILI疫情暴发的主要场所(97.96%),引起流感暴发疫情的病毒类型依次为B型、A型和甲型H1N1流感病毒;在龙岗区ILI监测医院常规病原学检测主要病毒株依次为A型、B型和甲型H1N1流感病毒。结论该区ILI暴发疫情多发生在冬春季,应加强学校和托幼机构重点场所的流感监测及防控工作。

[Objective]To understand the features of influenza-like illness（ILI） outbreak in Longgang District of Shenzhen City,provide scientific basis for prevention and control of influenza. [Methods]The data of ILI outbreak and influenza surveillance of hospitals in Longgang District from 2012-2013 were analyzed retrospectively.[Results]A total of 49 ILI outbreaks were reported in Longgang District from 2012-2013,which mainly occurred in March,April and December. 53.06% of ILI outbreaks occurred in Longcheng Street,and the vast majority of outbreaks occurred in schools and nurseries,accounting for 97.96%. The main viruses caused ILI outbreaks were in sequence of influenza A,influenza B and influenza A H1N1. In the ILI surveillance hospitals of Longgang District,the conventional pathogen detection showed that the main viruses in sequence of influenza A,influenza B and influenza A H1N1. [Conclusion]In Longgang District,ILI outbreaks mainly occur in winter and spring,and it is necessary to strengthen the influenza surveillance,prevention and control in schools and nurseries.