在心房患者的左心房血栓中,DOACs和华法林之间的比较
Akihiro Sunaga1, Daisaku Nakatani1, Katsuki Okada1,2
1Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine, Osaka, Japan.
International journal of cardiology. Heart & vasculature
|July 21, 2025
概括
直接口服抗凝剂 (DOACs) 在心房患者中显示左心房血栓 (LAT) 分辨率优于华法林. DOACs还显示出出血事件的显著减少,表明它们作为LAT.第一线治疗的潜力.
科学领域:
- 心脏病学 心脏病学
- 血栓形成的研究研究
背景情况:
- 心房动 (AF) 增加了血栓栓塞的风险,左心房血栓 (LAT) 形成,尽管口服抗凝剂 (OAC) 治疗.
- 直接口服抗凝剂 (DOAC) 与华法林对LAT分离的比较疗效尚不清楚.
研究的目的:
- 为了比较DOACs和华法林在治疗心房动 (AF) 患者的左心房血栓 (LAT) 的有效性.
- 为了评估DOAC和华法林治疗组之间的LAT分离率,血栓栓塞事件和出血并发症.
主要方法:
- 对260名AF患者进行了回顾性,多中心的研究,这些患者患有经食道心声学 (TEE) 确认的LAT.
- 患者被分为DOAC和华法林组,并根据DOAC剂量和治疗范围 (TTR) 中的华法林时间进一步分层.
主要成果:
- 与华法林 (54%) 相比,DOAC (74%) 观察到更高的LAT分辨率.
- 标准剂量的DOAC显示出最高分辨率 (79%),而TTR<60%的华法林显示出最低分辨率 (49%).
- DOAC与增加的LAT分辨率 (OR=2.91) 和减少出血事件 (OR=0.26) 独立相关.
结论:
- 与华法林相比,DOAC治疗与左心房血栓解决率显著增加有关.
- 由于有效性和安全性,DOACs可能被认为是管理AF患者左心房血栓的首选一线疗法.
- 在接受DOAC治疗的患者中观察到较低的出血事件率.
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