我院ICU病房院内下呼吸道感染病原菌分布及耐药性分析

目的:探讨ICU院内下呼吸道感染的病原学特点及防治策略,指导临床合理应用抗菌药的。方法:对132例ICU院内下呼吸道感染患者,取深部痰液进行培养并做药敏试验。结果:共检出病原菌156株,革兰阴性(G-)杆菌占66.7%,革兰阳性(G+)球菌占21.8%,真菌占11.5%。G-杆菌是下呼吸道感染的主要致病菌,细菌耐药情况严重。结论:监测ICU病原菌种类及其耐药性的变化,对合理使用抗菌药物、改善危重病人预后有重要意义。

Pathogenic Distribution and Antibacterial Resistance of Lower Respiratory Tract Nosocomial Infection in ICU of Our Hospital

OBJECTIVE:To explore the pathogenic features and the preventive strategies of lower respiratory tract nosocomial infection in ICU,and to guide use of antibiotics in the clinic.METHODS:Microbial culture of deep sputum and drug sensitive tests were conducted among 132 cases of lower respiratory tract nosocomial infection in ICU.RESULTS:156 strains of pathogen were obtained,of which 66.7% was Gram-negative bacteria,21.8% was Gram-positive bacteria and 11.5% was fungi.Gram-negative bacteria were the main pathog...