干血斑点用于评估心血管-脏-代谢健康状况
Tyler A Jacobson1, Kian J Rahbari2, William A Schwartz1
1Department of Preventive Medicine Northwestern University Feinberg School of Medicine Chicago IL USA.
Journal of the American Heart Association
|March 13, 2025
概括
干血点检测显示,对心血管-脏-代谢综合征的诊断有前途. 血红蛋白A1c在低资源环境中得到验证,而其他生物标志物则需要进一步的现场验证.
科学领域:
- 为全球卫生监测发现和验证生物标志物.
- 在临床诊断中采用干血点采样的应用.
- 心血管--代谢综合征评估策略.
背景情况:
- 干血点 (DBS) 采样是一种可扩展的方法,用于解决心血管--代谢 (CKM) 综合征的诊断缺口.
- 现有文献显示,CKM生物标志物的测试性能和验证程度存在显著的变化.
- 缺乏对不同环境中的生物标志物有效性的全面描述.
研究的目的:
- 系统地审查和综合关于使用DBS进行CKM健康评估的生物标志物的实验室和现场验证的文献.
- 根据已确定的实验室验证标准对测试性能进行分类.
- 评估各种生物标志物的验证程度,特别是在现实环境中.
主要方法:
- 系统的文献搜索进行到2024年4月.
- 包含的验证研究的叙述综合.
- 基于实验室性能 (相关系数"r"和变化系数"CV") 的测定分类:优秀 (r>0.95,CV<5%),非常好 (r>0.90,CV<10%),合理 (r>0.80,CV<15%),差 (r<0.80或CV>15%).
- 基于具有强烈一致性的实地验证研究数量的验证程度的评估.
主要成果:
- 血红蛋白A1c表现出强大的实验室和现场验证,适合低资源的临床测试.
- 传统的脂质生物标志物表现出较差的现场验证性能.
- 阿波蛋白B (apoB),肌素,囊素C和脑性尿素 (NT-proBNP) 的N端前激素显示出有希望的实验室结果,需要进一步的现场验证.
- 高灵敏度C反应蛋白具有强烈的验证,但临床实用性有限.
- 对于诸如炎症标志物,脂肪酸和奥米克等机械生物标志物,可以使用DBS测定.
结论:
- DBS采样是CKM综合征监测的可行策略,但生物标志物验证的差异很大.
- 血红蛋白A1c是资源有限的环境中DBS测试的可靠生物标志物.
- 进一步的研究和现场验证对于新兴的生物标志物如apoB,肌素,囊素C和NT-proBNP至关重要,以加强CKM健康评估.
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