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血清骨保护素在肺癌诊断中的临床价值

Experimental and Laboratory Medicine(2009)

Cited 7|Views3
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Abstract
目的检测肺癌患者的血清骨保护素(Osteoprotegerin,OPG)水平,以探讨和分析OPG在肺癌诊断中的临床价值。方法采用双抗体夹心酶联免疫试验法检测84例肺癌病人血清OPG水平。结果当cutoff值为5pmol/L,对肺癌诊断的特异性和灵敏度分别为92.3%和62.3%,阳性预测值和阴性预测值分别为0.92和0.67。计算ROC曲线下面积及95%可信区间,使用U检验P﹤0.01,有显著性差异。结论肺癌患者血清OPG水平显著高于对照组,肺癌骨转移组高于肺癌骨未转移组。血清OPG水平可作为肺癌患者鉴别诊断的有效指标。但是否能作为骨转移的最佳指标仍需进一步的研究。
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Key words
Osteoprotegerin,Bone metastasis,Lung cancer
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