尿液显微镜评分对早期检测和预测急性损伤在高危患者的实用性
Rolando Claure-Del Granado1, Diego Torrico-Moreira1, Jingyao Zhang2
1Division of Nephrology, Department of Medicine, Hospital Obrero No. 2 - CNS, Universidad Mayor de San Simon, Cochabamba, BOL.
Kidney360
|August 13, 2025
概括
尿液显微镜评分 (UMS) 有效地识别住院患者的亚临床急性损伤 (AKI). 这种简单的测试有助于预测临床AKI的发展,从而可以更早地进行干预.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學專業.
- 临床诊断 临床诊断 临床诊断
- 生物标志物研究 生物标志物研究
背景情况:
- 急性损伤 (AKI) 是一个重大的全球健康挑战,其特点是高发病率和死亡率.
- 早期发现和管理亚临床AKI对于改善患者的治疗结果至关重要.
- AKI风险评估模型 (ARA-F4) 用于识别有风险的患者,但需要用于亚临床AKI的简单生物标志物.
研究的目的:
- 评估尿液显微镜评分 (UMS) 作为ARA-F4模型中的替代生物标志物.
- 确定UMS是否可以识别亚临床AKI并预测临床AKI的发展.
- 在AKI风险分层中评估UMS的成本效益和简单性.
主要方法:
- 根据ARA-F4模型,一项前性队列研究招募了基于AKI中度至高风险的住院成年患者 (非ICU).
- 在入院时进行了尿液显微镜检查;亚临床AKI (AKI-1S) 被定义为UMS≥2没有并发的血清肌素升高.
- 主要结局包括48小时内临床AKI的发展,需要置换疗法 (KRT) 和死亡率. 使用AUC评估预测性表现.
主要成果:
- 在103名患者中,37.9%被归类为AKI-1S. 在AKI-1S患者中,89.7%的患者在48小时内发生临床AKI,而非AKI组的患者为10.9% (p<0.05).
- 在AKI-1S组显示显著更高的KRT率 (10.3%对1.6%,p<0.05) 和死亡率 (43.6%对14.1%,p<0.05).
- UMS显示了AKI发展的良好预测性表现 (AUC=0.84),敏感度为74.5%,特异性为92.9%.
结论:
- 在ARA-F4模型中,UMS是识别亚临床AKI的一个有价值的工具.
- 使用UMS早期识别亚临床AKI有助于及时干预,可能减少AKI负担.
- UMS提供了一种简单,具有成本效益的AKI预测方法,特别有利于低收入和中等收入国家.
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