慢性心力衰竭患者的S100B血清水平:一个多方面的生物标志物,将心脏和认知功能障碍联系起来
Jan Traub1,2, Michael K Schuhmann3, Roxanne Sell4
1Department of Internal Medicine I, University Hospital Würzburg, 97080 Würzburg, Germany.
血清S100B蛋白水平是脑损伤的标志物,在慢性心力衰竭患者中与心脏功能障碍和认知障碍有关. 较高的S100B表明心力衰竭持续时间较长和记忆力较差,但不是死亡率.
科学领域:
- 生物化学 生物化学
- 心脏病学 心脏病学
- 神经学 神经学
背景情况:
- S100结合蛋白B (S100B) 被认为是中枢神经系统 (CNS) 损伤的生物标志物,表明血脑屏障 (BBB) 受到损害.
- 新兴证据表明S100B参与心血管疾病,特别是心力衰竭 (HF).
研究的目的:
- 在慢性心力衰竭 (HF) 患者中检查血清S100B水平.
- 探索S100B水平与心脏功能障碍,认知障碍和高频率患者死亡率之间的关联.
主要方法:
- 在Cognition.Matters-HF研究中的146名慢性HF患者中测量了血清S100B水平.
- 分析了与HF持续时间,心脏参数 (左心房体积指数),认知功能 (轻度认知障碍,记忆得分) 和死亡率的关联.
主要成果:
- 较高的血清S100B水平与更长的HF持续时间和增加的左心房体积指数相关.
- 升高的S100B与较高的轻度认知障碍和视觉/语言记忆力下降的患病率有关.
- NT-proBNP水平独立地预测了S100B水平. 在这个队列中,S100B并没有显著影响死亡率.
结论:
- 血清S100B是高血压的一个有价值的生物标志物,反映了心脏功能障碍和潜在的BBB破坏.
- 在HF患者中,S100B可以作为认知障碍的指标.
- 该研究表明,S100B反映了轻度HF表型中的急性损伤,而不是长期结果.
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