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The Study of Nonbacterial Pathogen of Acute Lower Respiratory Tract Infection Among Younger Children in Guangzhou

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Author:
No author available
Journal Title:
JOURNAL OF MODERN CLINICAL MEDICAL BIOENGINEERING
Issue:
6
DOI:
10.3760/cma.j.issn.1008-634X.2004.06.009
Key Word:
下呼吸道感染;抗体;酶联免疫吸附;聚合酶链反应

Abstract: 目的探讨广州地区婴幼儿非细菌性下呼吸道感染病原学特征.方法用EILSA法检测824例急性下呼吸道感染病人的5种常见病原体的抗体.392份咽拭子用荧光PCR检测流感病毒(Flu V).结果 824例中病原抗体检测阳性为RSV 182例(22.1%),AdV 70例( 8.5%),CBV 37例(4.5%),MP 135例(16.8%),CP 60例(7.3%),混合感染34例,392例病人Flu V阳性35例(8.9%).RSV、AdV的感染<3岁组明显高于>3岁组,Flu V、MP的感染>3岁组明显高于<3岁组. RSV、AdV、Flu V病毒感染自11月至次年4月为流行季节,在3月达高峰,5~10月散发.CBV的感染则呈全年散发.结论病毒是广州地区婴幼儿非细菌性下呼吸道感染的最常见病原.肺炎支原体次之.其中RSV感染占首位,MP有上升的趋势,流感病毒感染无流行迹象.<3岁儿童感染以RSV、AdV为主,>3岁则以Flu V, MP占优.病毒感染多在冬春季节流行.

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