【摘要】 目的分析气管插管后下呼吸道的细菌学变化,指导临床用药。方法本文回顾性分析27例呼吸衰竭患者,使用气管插管后下呼吸道的细菌学改变,以及其与插管时间和死亡率的关系。结果发现以铜绿假单胞菌(70.4%)、金黄色葡萄球菌(18.5%)等耐药菌为多见,出现时间平均为3.14±1.05天,插管72小时以上的发生率为85%。结论对气管插管患者应重视细菌学检查,以指导用药。更多还原

【Abstract】 Objective To analyse the bacteriological changes in lower respiratory tract after intubation,and to guide clinical remedy.Methods The bacteriological changes in lower respiratory tract of 27 patients who were suffering from respiratory failure and were intubated were analyzed,and the association between the changes,the time of intubation and the death rate was analyzed too.Results Most bacteria were drug resistance strain,which appeared after 3.14±1.05 days on an average.The incidence rate in intubation above 72 hours was 85 percent.Conclusion Attention should be paid to the examination of bacteria in order to guide application of drug.更多还原