56例结核杆菌临床分离株吡嗪酰胺药敏试验结果分析

来源 :临床肺科杂志 | 被引量 : 0次 | 上传用户:xushaowei20092009
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大多数药敏试验都可在pH中性的常规培养基上顺利进行,但吡嗪酰胺(PZA)药敏试验例外。因其杀菌作用须在pH5.6±0.1的酸性环境中才能充分发挥,因此常用的改良罗氏培养基、小川氏鸡蛋培养基等不能用于PZA药敏。目前国内常规开展PZA药敏的单位不多,有关的报道也较少。我们就匡氏琼脂培养基临床分离结核菌株的吡嗪酰胺药敏情况做了调查和分析,现将结果报告如下。
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