【摘 要】目的：分析左氧氟沙星对耐多药肺结核的临床疗效及安全性。方法：选择我院92例耐多药肺结核作为观察对象。随机将其分为对照组46例，给予常规治疗；实验组46例，在对照组基础上加用左氧氟沙星。对比两组阴转率、胸片病灶吸收率及不良反应发生率。结果：实验组的痰菌阴转率(91.3%)显著高于对照组(76.1%)，P<0.05；实验组病灶吸收率(93.5%)高于对照组(78.3%)，P<0.05；两组不良反应发生率对比，无显著差异(P>0.05)。结论：应用左氧氟沙星治疗耐多药肺结核具有阴转率高、吸收性好、不良反应发生率低等优点。

    【关键词】左氧氟沙星；耐多药肺结核；疗效；安全性

    [Abstract]Objective：To analyze the clinical efficacy and safety of levofloxacin on multi drug resistant pulmonary tuberculosis. Methods：92 cases of multi drug resistant pulmonary tuberculosis as the observation object. They were randomly divided into control group of 46 cases ......