用心脏计算机断层扫描评估心房动和严重心心膜疾病患者的左心房附属体特征
Hee Jeong Lee1, Jiwon Seo2, Kyu Kim3
1Division of Cardiology, Keimyung University Dongsan Hospital, Daegu, Korea.
Yonsei medical journal
|August 28, 2025
概括
在患有严重心脏膜疾病的心脏膜患者中,左心脏膜 (LAA) 形态呈现出明显的模式,静止和血栓的发生率更高,特别是在心脏膜狭窄时.
科学领域:
- 心脏病学
- 放射学
- 医学成像
背景情况:
- 左心房附属体 (LAA) 的特征在非膜心房动 (AF) 中至关重要.
- 有限的数据存在LAA形态和功能在患有中枢病 (MV) 的患者.
- 了解MV疾病中的LAA对于AF治疗至关重要.
研究的目的:
- 调查严重的MV疾病患者的LAA的形态和功能特征.
- 根据主要的MV功能障碍类型来比较LAA变量.
主要方法:
- 对506名接受心脏计算机断层扫描 (CT) 进行MV手术的AF患者进行回顾性分析.
- 评估LAA形态 (仙人掌,白菜,风,翅),骨直径,体积,以及静止或血栓的存在.
- 在患有主导性额头管狭窄症和额头管吐症的患者中对LAA变量的比较.
主要成果:
- 仙人掌形态最常见 (41.7%),其次是花菜 (28.3%).
- 平均LAA骨直径为35. 3±8. 0毫米;平均LAA体积为22.1±15. 1毫升.
- 其中LAA静止 (42. 5%) 和血栓 (18. 4%) 是最常见的. 患有中耳狭窄的主要患者的LAA体积较小,但LAA静止率 (71. 7%) 和血栓率 (33. 6%) 显著增加.
结论:
- 与没有MV疾病的患者相比,LAA重塑导致严重MV疾病患者的形态分布不同.
- 严重的MV疾病显著影响LAA特征,增加静止和血栓形成的风险.
- 这些发现突显了在MV疾病的背景下评估LAA对于改善中风风险分层和管理的重要性.
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