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肺炎支原体PCR定量检测在肺炎支原体肺炎中的应用 被引量:5

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摘要 目的探讨肺炎支原体(MP)荧光定量PCR检测在儿童肺炎支原体肺炎(MPP)中的临床应用价值。方法选择支原体肺炎患儿108例,分别于入院当天、治疗后7d、14d、21d留取呼吸道分泌物(咽拭子或鼻咽拭子)两份,一份采用MP荧光定量PCR法检测其咽试子标本中MP DNA水平,另一份用特异性的MP快速液体培养基进行培养。结果肺炎支原体感染早期MP培养与MP-DNA阳性率分别为86.11%和89.81%,差异无统计学意义(P>0.05),两种方法的符合率为95.4%。用药后,MP培养的阳性率明显降低。结论荧光定量PCR动态监测肺炎支原体病原体含量,可作为MP早期诊断和疗效观察的良好指标,作为治愈停药的可靠指标。
出处 《中国误诊学杂志》 CAS 2011年第27期6650-6651,共2页 Chinese Journal of Misdiagnostics
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