基于肌素和基于囊素C的估计GFR之间的不一致:根据性能与测量GFR相比的解释
Yeli Wang1, Ogechi M Adingwupu2, Michael G Shlipak3
1Department of Nutrition, Harvard University T.H. Chan School of Public Health, Boston, MA.
Kidney medicine
|September 27, 2023
概括
从肌素 (eGFRcr) 和囊素C (eGFRcys) 中得出的不一致的估计球 rate率 (eGFR) 结果是常见的. 结合两种标记物 (eGFRcr-cys) 在结果不同时提供最准确的功能估计.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學.
- 功能生物标志物 功能生物标志物
- 临床化学 临床化学
背景情况:
- 估计膜过率 (eGFR) 对于诊断和管理慢性病 (CKD) 至关重要.
- 囊素C与肌素一起越来越多地用于评估功能,但这两种标记物之间的差异造成了临床不确定性.
- 当前的指导方针缺乏明确性,在基于肌素 (eGFRcr) 和基于囊素C (eGFRcys) 的估计不同时,优先考虑哪个eGFR值.
研究的目的:
- 与测量的GFR (mGFR) 相比,评估eGFRcr,eGFRcys和联合eGFRcr-cys方程的准确性.
- 为了确定最佳的eGFR估计方法,当eGFRcr和eGFRcys显示显著差异 (不一致).
主要方法:
- 对来自北美和欧洲12项研究的4050名参与者进行了横截面分析.
- 测量的GFR (mGFR) 作为比较的黄金标准.
- 根据不一致度 (eGFRdiff) 评估了eGFRcr,eGFRcys和联合eGFRcr-cys (使用CKD-EPI方程) 的准确性. 计算了偏差和估计在mGFR的30%内的百分比.
主要成果:
- 30%的参与者表现出不一致的eGFRcr和eGFRcys值.
- 当eGFRcr和eGFRcys不一致时,联合eGFRcr-cys方程与单独的标志物相比,显示出更高的准确性.
- 这些发现在各种人口群体中保持一致,包括年龄,性别,种族和体重指数.
结论:
- 基于肌素和基于囊素C的eGFR之间的不一致是常见的临床场景.
- 使用结合的eGFR方程,包括肌素和囊素C,在异常的情况下提供更可靠的功能估计.
- 这种方法可以减少临床不确定性,并改善CKD管理中的决策.
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