在缺血性心肌病中逆转重塑后的复发性左心室血栓:来自4D流MRI的见解
Sodai Suzuki1, Kenichiro Suwa1, Atsushi Sakamoto1
1Division of Cardiology, Internal Medicine III, Hamamatsu University School of Medicine, Hamamatsu, Japan.
JACC. Case reports
|January 21, 2026
概括
在缺血性心肌病中,尽管心脏功能有所改善,但会出现反复出现的左心室顶腔血栓. 持续的顶峰流异常,通过4D流MRI检测到,表明正在进行的血栓形成风险.
科学领域:
- 心脏病学 心脏病学
- 心血管成像 - 心血管成像
- 血栓形成的原因之一是血栓形成.
背景情况:
- 阿皮左心室血栓是缺血性心肌病的并发症.
- 即使心脏功能得到改善之后,也可能发生复发.
研究的目的:
- 为了突出在缺血性心肌病中出现复发性上角血栓的风险.
- 强调高级成像在评估血栓形成风险中的作用.
主要方法:
- 一个48岁的男性患有缺血性心肌病症和角垂体血栓的病例报告.
- 治疗包括指导方针导向的医疗疗,华法林和皮肤通道冠状动脉干预.
- 4维流磁共振成像 (4D流MRI) 用于后续评估.
主要成果:
- 最初的治疗解决了血栓,并将射出分数从20%提高到40%.
- 随访4年后,透露了减小了透缩旋和减少了顶峰流速.
- 尽管心功能有所改善,但形血栓复发.
结论:
- 改善心脏结构和功能并不能消除血栓形成的风险.
- 持续的顶峰流异常会创造出一个前血栓环境.
- 用4D流MRI进行纵向流量评估对于先前发生血栓的患者至关重要.
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