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痰消化集菌法用于结核分枝杆菌检测的可行性研究

Clinical Misdiagnosis & Mistherapy(2014)

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Abstract
目的探讨痰消化集菌法进行痰标本结核分枝杆菌检测的临床价值。方法收集2012年3-10月门诊和住院疑似肺结核225例的痰标本,分别采用直接涂片法和消化集菌法检测结核分枝杆菌并比较。结果225例痰标本采用消化集菌法检测结核分枝杆菌阳性率为38.67%,直接涂片法25.78%,消化集菌法检出阳性率高于直接涂片法(P<0.05)。镜下检出痰液标本结核分枝杆菌不同数量时的阳性率消化集菌法明显高于直接涂片法,尤以结核分枝杆菌在(++++)时最明显,此时消化集菌法阳性率35.63%,直接涂片法12.07%,组间比较差异有统计学意义(P<0.05)。结论痰消化集菌法用于痰标本结核分枝杆菌检测具有操作简便、检出阳性率高及实验室安全等优点。
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Key words
Mycobacterium tuberculosis,Sputum,Digestion and collection method,Clinical laboratory technique
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