医院获得性肺炎(HAP)呼吸科的发病率为3％～4％,监护室为 8％～22％,其一般发生率在0.6％～3％,病死率为20％～60％。院内肺炎已成为临床上的严重问题,为此,我们对我科近2年来院内肺炎进行回顾性分析,以期引起重视。1 材料与方法1.1 68例均为1997年1月至1999年1月在呼吸科住院的病人,男48例,女20例,平均年龄65±8岁。1.2 诊断依据 ①入院48h以后出现咳嗽、脓痰或痰量明显增多、发热。②肺部体检呈实变或听到罗青。③肺部现有炎性病变或原有病变有进展。④连续痰培养有致病菌或原有致病菌发生改变。2 结果 The incidence of hospital-acquired pneumonia (HAP) respiration ranges from 3% to 4%, with caretakers ranging from 8% to 22%, with a general incidence of 0.6% to 3% and a mortality rate of 20% to 60%. Hospital pneumonia has become a serious clinical problem, therefore, we retrospectively analyzed the hospital pneumonia within the past 2 years, with a view to draw attention. 1 Materials and Methods 1.1 68 cases were from January 1997 to January 1999 hospitalized patients in the Department of Respiratory Medicine, 48 males and 20 females, mean age 65 ± 8 years old. 1.2 based on diagnosis ① after admission 48h cough, purulent sputum or sputum volume increased significantly, fever. ② lung physical examination was solid or Luo Luo heard. ③ lung existing inflammatory lesions or the progress of the original lesion. ④ continuous sputum culture of pathogens or original pathogens have changed. 2 results