诊断类风湿关节炎 类风湿因子(RF)价值几何?

2011-06-10 赵鑫 中国医学论坛报

 类风湿因子(RF)是临床常用于评估RA病变活动及药物治疗效果的指标。当RA患者的RF效价高且伴严重关节功能受限时,常提示预后不良。   本报于1月13日简要报道了一项由荷兰学者完成的研究。该研究显示,在进行定量检测时,血清RF水平会因检测方法不同而存在很大变异。与抗瓜氨酸蛋白抗体(ACPA)阳性相比,血清高RF对类风湿关节炎(RA)的附加诊断价值十分有限。   近日,该论文经由《关节炎与风

 类风湿因子(RF)是临床常用于评估RA病变活动及药物治疗效果的指标。当RA患者的RF效价高且伴严重关节功能受限时,常提示预后不良。   本报于1月13日简要报道了一项由荷兰学者完成的研究。该研究显示,在进行定量检测时,血清RF水平会因检测方法不同而存在很大变异。与抗瓜氨酸蛋白抗体(ACPA)阳性相比,血清高RF对类风湿关节炎(RA)的附加诊断价值十分有限。   近日,该论文经由《关节炎与风湿病》[Arthritis Rheum 2011, 63(5): 1190]杂志正式刊出,并配发了同期述评。鉴于类风湿因子在RA诊断中重要意义,为进一步帮助读者更全面了解和明晰该研究的实际临床价值,本报摘编了针对该研究的部分述评内容,并特邀上海同济大学附属同济医院风湿免疫科汤建平教授对该研究进行点评。   ■同期述评   美国布莱根妇女医院廖(Liao)等认为,该研究有数项优势,其中包括使用多重数据集和明确的统计学方法。然而,其研究结论并不能解决RF的定性和定量是否应纳入分类标准的问题。研究者在对RF和ACPA水平进行分析时,是与2010版RA分类标准中的其他各方面信息相割裂的。其原因在于该标准制

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    2011-06-12 lmm397
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