在TAVI的三个Cusp视图导向:评估LOA与非LOA对当代门假肢结果的影响
Rim Kasem Ali Sliman1, Amnon Eitan1,2, Keren Zisman1,2
1Rappaport Faculty of Medicine, Technion-Israel Institute of Technology, Haifa, Israel.
概括
通过导管的大动脉植入 (TAVI) 的最佳投影视图不会影响设备的成功. 大动脉的负荷和假肢类型是结果的关键决定因素,指导程序规划和监测.
科学领域:
- 心脏病学 心脏病学
- 干预心脏病学 干预心脏病学
- 医疗成像医学成像
背景情况:
- 理想的投射视图对于成功的跨导管大动脉植入 (TAVI) 是至关重要的.
- 了解三角视图定向的影响,特别是对齐线 (LOA),对于完善TAVI程序至关重要.
研究的目的:
- 调查LOA与非LOA投影观点对TAVI患者手术结果的影响.
- 为了确定设备成功的预测因素,手术后的血液动力学和TAVI中的心脏起器植入.
主要方法:
- 对421名用SAPIEN 3或CoreValve Evolut R/PRO假肢进行移植TAVI的患者进行了回顾性分析.
- 根据手术前的CT扫描,将患者分为LOA (n=312) 或非LOA (n=109) 的分类.
- 评估主要终点,包括设备成功 (VARC-2),大动脉吐和30天的结果;使用多变量逻辑回归.
主要成果:
- 非LOA患者表现出更大的圆环尺寸和更高的负荷,需要更多的对比度.
- 大动脉的分数是设备成功的唯一独立预测指标;LOA方向显示没有显著的关联.
- 门类型确定了手术后的血液动力学 (SAPIEN 3高级),以及先前捆绑分支块预测的起器需求.
结论:
- 在TAVI中,LOA方向影响了解剖学特征,但并没有影响基本的治疗决策.
- 负担和门类型仍然是TAVI结果的主要决定因素.
- 在不改变核心处理策略的情况下,LOA状态应指导程序规划,对比度管理和监控.
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