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脑钠肽水平的检测对呼吸困难的诊断价值 被引量:2

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摘要 目的检测呼吸困难患者脑钠肽(BNP)水平,评价BNP对心源性呼吸困难和肺源性呼吸困难的诊断价值。方法选择呼吸困难患者70例,分为心源性呼吸困难和肺源性呼吸困难组,各35例。结果心源性呼吸困难组患者BNP水平较肺源性呼吸困难组患者显著升高(P<0.01)。当以BNP>100 ng/L为截断点时,BNP诊断心源性呼吸困难的灵敏度为97.1%,特异性为94.3%;BNP<100 ng/L排除心力衰竭的阴性预测值为95.7%。结论BNP对心源性和肺源性呼吸困难的早期诊断和鉴别诊断具有重要的意义,有助于提高呼吸困难患者的诊疗水平。
作者 杨宏伟 王湛
出处 《国际检验医学杂志》 CAS 2009年第6期586-586,588,共2页 International Journal of Laboratory Medicine
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