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医院获得性肺炎(HAP)是指患者在入院时不存在感染,入院后由各种病原体引起的各种类型的肺实质炎症。国际上多数报道HAP发病率0·50%~1·00%,我国HAP发病率1·30%~3·40%,是第1位的医院感染[1]。由于老年人免疫功能低下,各种生理反射迟钝,其发生率和病死率均较青壮年为高。为进?
Hospital Acquired Pneumonia (HAP) refers to the absence of infection on admission to patients and various types of pulmonary parenchymal inflammation caused by various pathogens after admission. The majority of the international coverage of HAP incidence of 0.50% -100%, the incidence of HAP in China 1.30% ~ 3.40%, is the first hospital infection [1]. As the elderly immune dysfunction, a variety of physiological reflex slow, the incidence and mortality were higher than those of young adults. For progress?