【摘要】 目的了解医院内获得性支气管－肺部感染的发生率及其规律。方法对我院５年来２０６４１例住院病人进行医院内呼吸系感染监测并进行分析。结果医院内感染７５６例，医院内感染发病率３．７％。某中医院内获得性支气管－肺感染３６２例，发病率为１．７５％，居医院内感染首位，６０岁以上的老年人占全组病例的５１．７％。原发病以恶性肿瘤、严重心、肺、脑等慢性消耗性疾病和重大危急手术为主。诱因多为广谱抗生素、免疫抑制剂和激素的应用。以革兰氏阴性菌最多见，大肠杆菌、绿脓杆菌和克雷白杆菌分别占前三位。其次为真菌感染，第三为金葡菌。结论讨论了院内肺部感染的发病率、病因与发病机理，提出有关防治措施。更多还原

【Abstract】 Objective To evaluate the incidence and regularity of acquired bronchopulmonary in fection in hospital. Method To observe and analyze the respiratory system infection acquired in hospital of 20641 in-patients. Results 756 in--patients suffered infection(3. 7 % ),including 362 cases of acquired bronchopulmonary infection. In all infected cases,incidence of acquired bron chopulmonary in fection was most high. The original diseases were mainly malignant tumour,chronic and consumptive diseas as well as critial operation. It reduced by broad-spectrum antibiotic,immunosuppressor and hormone. The main pathogens were G+ bacteria,fungi and S aureus. Conausion Appropriate measures should be adopted to prevento and treat acquired bronchopul monary infectns in hospital.更多还原