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目的调查四川省科学城区一起板房学校甲型H1N1流感暴发疫情。方法现场流行病学调查与实验室流感病毒核酸检测。结果 40例病例中,单纯发热者4例,发热合并有咳嗽、咽痛、扁桃体充血肿大者28例,不发热但咽部症状阳性者7例,咳嗽合并呕吐者1例;曾或住院治疗5例,曾或门诊输液治疗12例,居家口服药治疗23例。对3例住院病例进行咽拭子采样,送绵阳市CDC进行甲型H1N1流感病毒核酸检测,检测结果3例样本均为阳性。结论流行病学特征及临床资料均提示此次疫情为一起板房学校甲型H1N1流感暴发流行。
Objective To investigate the outbreak of Influenza A (H1N1) outbreak in a boarding school in the Science City of Sichuan Province. Methods Field epidemiological investigation and laboratory influenza virus nucleic acid detection. Results Among the 40 cases, 4 were simple fever, fever combined with cough, sore throat, 28 cases of tonsil hyperemia, no fever but 7 cases of positive pharyngeal symptoms and 1 case of cough and vomiting; had or hospitalized 5 cases, once or outpatient infusion therapy in 12 cases, home oral medication in 23 cases. Samples of throat swabs were collected from 3 inpatients and sent to CDC of Mianyang for detection of influenza A (H1N1) virus. All the 3 samples were positive. Conclusions The epidemiological characteristics and clinical data suggest that the outbreak was a pandemic with a school of swine influenza H1N1.