摘要老年院内获得性肺炎,是指在医院内病原菌对老年人下呼吸道产生的肺炎,这种感染在患者入院时不存在,也不处于感染潜伏期,而是住院48 h 后在医院内发生的.随着我国人口的老龄化,老年住院患者的逐渐增多,老年人医院获得性肺炎的发病率亦逐年增多.我院2003年6月至2009年6月收住老年院内获得性肺炎（HAP）105例,分析报告如下.
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