过导管心房隔膜缺陷关闭后的 mitra 排泄结果
Michiyo Yamano1, Tetsuhiro Yamano1, Takeshi Nakamura1
1Department of Cardiovascular Medicine, Graduate School of Medical Science, Kyoto Prefectural University of Medicine, Kyoto, Japan.
International journal of cardiology
|September 30, 2023
概括
在心房隔膜缺陷 (ASD) 关闭后,心房反 (MR) 可能会恶化. 心声学可以通过评估心交叶片的特征和圆环大小来预测MR的恶化,特别是在心房的患者中.
科学领域:
- 心脏病学 心脏病学
- 医疗成像医学成像
- 干预心脏病学 干预心脏病学
背景情况:
- 恶化腹反 (MR) 是心房隔膜缺陷 (ASD) 的干预后已知的并发症.
- 对于预测这种恶化的MR的中膜 (MV) 特征的了解有限.
- 这项研究调查了跨导管ASD关闭后的MR结果和预测因素.
研究的目的:
- 为了确定心声学预测因子,在过导管心房隔膜缺陷 (ASD) 关闭后,心肌反 (MR) 的恶化.
- 阐明基线MV特征与MR术后发展或进展之间的关系.
- 改进患者选择和管理策略,以通过导管ASD关闭.
主要方法:
- 从基线到6个月的随访时间,对238名经过过导管ASD关闭的患者的MR变化的分析.
- 基线横心心回声学用于评估MV特征并预测MR恶化.
- 恶化的MR是由特定的标准定义的,包括中度MR或静脉收缩宽度的增加.
主要成果:
- 在手术后6个月内,12.2%的患者观察到MR恶化.
- 无变量分析确定了伪,腿筋,硬度和 mitra annulus 尺寸作为相关发现.
- 多变量模型结合了传单发现 (伪,腿筋,前传单硬) 与环形尺寸的预测显著恶化MR (R2=0.393和R2=0.385).
结论:
- 过导管ASD关闭后关节反恶化与特定的关节单片发现和环形大小有关.
- 这些心声回声学参数对于预测MR进展非常有价值,特别是在长期持久性心房的患者中.
- 进一步的研究可能会改进这些预测因素,以改善临床决策.
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