右心房逆转型改造和手术肺门置换后心房律乱的风险
Omar A Abozied1, Abhishek J Deshmukh1, Ahmed Younis1
1From the Department of Cardiovascular Medicine, Mayo Clinic Rochester, MN, 55905, USA.
International journal of cardiology. Congenital heart disease
|December 23, 2024
概括
在已修复的Fallot四重症的成年人中,肺置换可以改善右心房功能. 手术前的右心房应变预测了手术后最佳的重塑和心房律乱的风险较低.
科学领域:
- 心脏病学 心脏病学
- 心脏外科手术 心脏外科手术
- 心声回声扫描 (Echocardiography) 是一种心声回声扫描.
背景情况:
- 右心房 (RA) 功能障碍和心房失常常见于已修复的Fallot四重症的成年人.
- 肺置换 (PVR) 是这些患者的关键干预措施.
- 在PVR前后评估RA功能对于理解结果至关重要.
研究的目的:
- 为了评估手术PVR是否改善RA功能,在成年人修复的Fallot四分法.
- 为了确定术后的RA逆转改造和晚期心房失常症之间的关联.
- 为了确定最佳的RA逆转改造的预测因素.
主要方法:
- 追溯分析411名经过PVR的Fallot四重症修复的成年患者.
- 使用斑点跟踪回声心脏学 (ΔRA储菌株) 计算RA逆重塑.
- 多变量分析以评估手术前的RA菌株,手术后的重塑和心房律乱之间的关联.
主要成果:
- 术前的RA储菌株与术后的RA逆转改造有显著的关联 (p < 0.001).
- 手术前的RA储菌株≥33%预测了最佳的RA逆转型 (AUC0.792) 并与较低的心房失常率相关 (p = 0.003).
- 在42%的患者中实现了最佳的反向RA重塑 (ΔRA储菌株>15%).
结论:
- 手术前的RA储压力是PVR后RA逆转改造的关键预测因素.
- 手术后心房失常症与ΔRA储菌株有关.
- 关节炎菌株指数可以指导PVR的最佳时机,以减轻心律失常风险.
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