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目的调查分析老年肺炎的危险因素、病原学特点及临床特征。方法收集2005年1月至2009年3月呼吸内科住院的72例老年肺炎患者病例,统计并分析其临床特点及细菌培养结果。结果本组资料显示大部分患者有基础疾病及易感因素,临床表现不典型;共检出病原菌108株,其中革兰阴性杆菌63株(58.3%);混合感染35例,占48.6%,二重感染13例,占18.1%。结论提高对老年肺炎的诊断率,根据其病原学特征合理使用抗生素,并建议对老年肺炎患者采用降阶梯疗法,以提高治愈率。
Objective To investigate the risk factors, etiological characteristics and clinical features of elderly pneumonia. Methods A total of 72 elderly patients with pneumonia admitted in Department of Respiratory Medicine from January 2005 to March 2009 were collected. The clinical features and bacterial culture results were analyzed and analyzed. Results The data in this group showed that most of the patients had underlying diseases and predisposing factors, and the clinical manifestations were not typical. 108 strains of pathogens were identified, of which 63 were Gram-negative bacilli (58.3%), 35 were mixed infections (48.6%), Severe infection in 13 cases, accounting for 18.1%. Conclusion To improve the diagnosis rate of senile pneumonia, according to its etiological characteristics of rational use of antibiotics, and recommended for elderly patients with pneumothrombosis using step-down therapy to improve the cure rate.