严重主动脉吐患者的左心室扩张:与结果的关联
Pilar Lopez Santi1, Jeremy Bernard2, Federico Fortuni1,3
1Department of Cardiology, Leiden University Medical Center, Albinusdreef 2, Leiden 2300 RC, The Netherlands.
European heart journal. Cardiovascular Imaging
|June 5, 2025
概括
大动脉反患者的左心室扩张,无论是线性还是体积,独立地预测了更高的死亡率. 将这些措施结合起来,可以改善风险分层,从而改善患者的治疗结果.
科学领域:
- 心脏病学 心脏病学
- 心声回声扫描 (Echocardiography) 是一种心声回声扫描.
- 预测生物标志物 预测生物标志物
背景情况:
- 左心室 (LV) 扩张是大动脉反 (AR) 的关键预后因素.
- 目前的指导方针使用LV末缩直径指数 (LVESDi),但LV末缩体积指数 (LVESVi) 可能更好地反映LV重塑.
- 对于具有显著AR的患者,需要改善风险分层.
研究的目的:
- 评估是否结合LV线性和体积测量措施可以提高AR患者的风险分层.
- 评估LVESDi和LVESVi在多中心AR队列中的预后价值.
主要方法:
- 多中心研究包括1070名具有显著AR的患者.
- 根据LVESDi和LVESVi切线值进行分类,分为无显著的LV扩张,不和的LV扩张和一致的LV扩张.
- 主要终点:全因死亡率;次要终点:大动脉门手术 (AVS).
主要成果:
- 一致的LV扩张显示了最糟糕的10年生存率.
- 与没有显著扩张相比,不协调和一致的LV扩张都与死亡率的增加独立相关.
- 即使在无症状患者或具有保留喷射分数的患者中,LV扩张也独立预测了结果,这两组患者都受益于AVS.
结论:
- 通过线性和/或体积测量评估的LV扩张是显著AR死亡率的独立预测指标.
- 结合LVESDi和LVESVi可为AR患者提供有价值的预后信息.
- 这种方法有助于风险分层,并可以指导治疗决策.
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