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目的 分析某高校流行性感冒 (流感 )暴发疫情。 方法 隔离治疗病人并作个案调查。用狗肾传代 (MD CK)细胞进行流感病毒分离 ;用红细胞凝集抑制试验进行型别鉴定。对学生进行呼吸道传染病健康教育 ;普服病毒唑 3d ;室内外环境用过氧乙酸消毒 ,每天 2次。 结果 全校在校学生 2 3 94人 ,发病 5 1例 ,罹患率 2 .13 % ;病例集中在某班 ,罹患率 14 .91% (3 4/2 2 8) ,其他班为 0 .78% (17/2 166) (χ2 =197.47,P <0 .0 0 5 ) ,有宿舍聚集性 ;男女发病差别无统计学意义 ;病毒分离为甲 3型 (H3 N2 )。 结论 该高校流感暴发疫情由甲 3型 (H3 N2 )流感病毒引起 ,由于疫点处理及时 ,未造成疫情进一步扩散。
Objective To analyze the outbreak of influenza (flu) in a university. Methods Isolation and treatment of patients and make a case investigation. Isolation of influenza virus by passage of the kidney of the dog kidney (MD CK); type identification by erythrocyte agglutination inhibition test. Respiratory infectious diseases for students health education; Common Ribavirin 3d; Indoor and outdoor environment with peracetic acid disinfection, 2 times a day. Results There were 2394 students enrolled in the study, with a disease incidence of 2.13% and a prevalence of 14.91% (34/228) in other classes, while the other classes were 0.78% (17/2 166) (χ2 = 197.47, P <0.05). There was dormitory aggregation. There was no significant difference between male and female. The virus was separated into H3 N2. Conclusion The influenza outbreak in the university was caused by the H3N2 influenza virus. The outbreak was not further spread due to the prompt treatment of the epidemic area.