一起某乡镇中心小学乙型流感暴发疫情调查

Investigation on an influenza B outbreak in a township central primary school

目的通过分析某乡镇中心小学乙型流感暴发疫情的流行特征和控制措施,为预防和控制学校流感疫情提供参考依据。方法运用流行病学的方法对疫情进行调查,采集流感样病例咽拭子进行流感病毒的型别检测。结果收集19例流感病例,其中住院病例2例,采集11例流感病例咽拭子标本,其中3例检测为乙型流感病毒。结论根据病例症状、体征分析,结合流行病学、实验室检测结果,确定此次发病是由乙型流感病毒引起的暴发疫情。规范开展因病缺课监测,完善学校传染病报告制度,多途径、多方式进行健康教育,加强防病认识,提升防病技能,提高易感人群流感疫苗接种率,是防止学校流感疫情暴发和流行的重要措施。

Objective To analyze the epidemic characteristics and control measures of an influenza outbreak in a township central primary school, so as to provide the reference for the prevention and control of influenza epidemic in schools.Methods The epidemiological method was used to investigate the epidemic situation, and the influenza samples were collected for influenza virus type detection. Results There were 19 cases, including 2 hospitalized ases. Eleven samples were collected by throat swabs and 3 were positivesof influenza B virus. Conclusion According to the symptoms and signs of these cases, combined with the epidemiological and laboratory test results, the outbreak was confirmed to be caused by influenza B. The specification for sick absence monitoring, improvingthe school infectious diseases reporting system, enhancing the multi-channel and multimode health education, increasing the disease prevention knowledge, improving the skills to resist disease, and improving the susceptible flu vaccination are the important measures to prevent the flu outbreaks and epidemic in the schools.