OALib Journal期刊
ISSN: 2333-9721
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血清cea、ca125、cyfra21-1测定在肺癌诊断中的意义
, PP. 895-896
Keywords: 肺肿瘤/诊断,细胞角蛋白19片段,糖类抗原125,癌胚抗原
Abstract:
目的探讨在肺癌诊断过程中血清癌胚抗原(cea)、糖类抗原125(ca125)、细胞角蛋白19片段(cyfra21-1)含量的变化、敏感程度及联合检测的意义。方法使用irma法测定92例肺癌及23例肺良性病变患者的血清ca125、cyfra21-1的含量,使用ira法测定血清cea的含量,并探讨cea、ca125、cyfra21-1含量与肺癌病理类型、肺癌分期的关系。结果肺癌患者血清cea、ca125、cyfra21-1的含量显著高于对照组。cyfra21-1在鳞癌组最高,腺癌组次之,鳞癌组与腺癌组及其他组有显著性差异(p<0.01),但腺癌组与其他组之间无差异。cea在腺癌组中明显高于其他组(p<0.01)。肺癌各组中ca125的含量无显著性差异(p>0.05)。肺癌的ⅰ期、ⅱ期、ⅲ期和ⅳ期患者的血清cea含量间差异无显著性,而ⅲ期的血清ca125、cyfra21-1显著高于ⅰ期和ⅱ期,ⅳ期的血清ca125、cyfra21-1显著高于ⅲ期。结论血清cea、ca125、cyfra21-1联合检测对肺癌诊断有较高的临床参考价值,并有助于肺癌的病理类型和分期评估。
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