论文部分内容阅读
目的了解玉溪市流感流行动态,揭示玉溪市流感流行及病原学的变化,为更好地做好流感预防控制工作。方法按全国流感监测方案,对暴发疫情和哨点医院采集流感样病例咽拭子标本,用Real-time RT-PCR方法检测。结果 2009年玉溪市流感网络实验室共检测流感样病例标本980份,甲型H1N1核酸阳性143份,阳性率14.59%,甲型H1阳性11份,阳性率1.33%;甲型H3阳性80份,阳性率8.16%;B型核酸阳性6份,阳性率0.61%。结论玉溪市的流感病原,季节性H1、H3、B型和甲型H1N1流感同时存在,但甲型H1N1逐步成为流行的优势毒株。
Objective To understand the epidemiological trend of influenza in Yuxi city and to reveal the epidemic and etiological changes of influenza in Yuxi city so as to make better the prevention and control of influenza. Methods According to the national influenza surveillance program, throat swab samples of influenza-like illness were collected from outbreaks and sentinel hospitals and detected by Real-time RT-PCR. Results In 2009, a total of 980 samples of influenza-like illness were detected in the Influenza Network Laboratory of Yuxi City, 143 were positive for type A H1N1, the positive rate was 14.59%, 11 were positive for H1N1, and the positive rate was 1.33% Positive rate of 8.16%; B-type nucleic acid-positive 6, the positive rate of 0.61%. Conclusion Influenza, seasonal H1, H3, B and A H1N1 flu exist in Yuxi City, but H1N1 has gradually become the predominant strain of epidemic.