在经导管边缘到边缘修复后,对中枢的三维回声心脏学方法
Rishi Kumar1, Serena S Dasani1, Kara G Fields2
1From the Department of Anesthesiology, Critical Care and Pain Medicine, UTHealth Houston, Houston, Texas.
Anesthesia and analgesia
|December 15, 2025
概括
使用跨食道心声学 (TEE) 的新3D孔区域 (3DOA) 技术显示,与清醒的胸前心声学 (TTE) 相比,在TEER后测量中枢面积 (MVA) 具有很好的一致性. 这种方法比传统的TEE压力半时间 (PHT) 更可靠,用于评估TEER后的MVA.
科学领域:
- 心血管成像 - 心血管成像
- 干预心脏病学 干预心脏病学
- 心声回声扫描 (Echocardiography) 是一种心声回声扫描.
背景情况:
- 横导管边缘到边缘修复 (TEER) 对于额头吐依赖于手术内转食管心声学 (TEE) 进行评估.
- 催血性心肌狭窄症 (MS) 是TEER后的风险,传统的心声回声学方法受到血液动力学变异性的限制.
- 引入了一种新的三维 (3D) 孔区域 (3DOA) 技术,以评估TEER后的中枢膜区域 (MVA).
研究的目的:
- 评估使用TEE 3DOA在全身麻醉 (GA) 和TEE压力半时 (PHT) 的TEER后MVA测量之间的一致性.
- 为了比较这些TEE衍生的MVA测量与通过胸心声学 (TTE) PHT在清醒患者中获得的MVA.
主要方法:
- 从20名接受TEER (MitraClip) 的成年患者的TEE和TTE图像的回顾性审查.
- 进行MVA测量的比较:TEE 3DOA (GA) 与TEE PHT (GA) 与TTE PHT (清醒).
- 使用布兰德-阿尔特曼分析和林的一致性相关系数进行评估.
主要成果:
- 在TEE 3DOA衍生的MVA (在GA下) 和TTE PHT衍生的MVA (觉醒) (一致性相关系数:0.95) 之间发现了很好的一致性.
- 在TEE PHT衍生的MVA和TTE PHT衍生的MVA之间观察到较弱的一致性 (一致性相关系数:0.46).
- 与TEE PHT相比,TEE 3DOA测量显示了更窄的协议边界.
结论:
- 在TEER后评估MVA时,TEE 3DOA技术与清醒的TTE PHT表现出了很好的一致性.
- 在TEER MVA后的评估中,TEE PHT与清醒时的TEE PHT的一致性较差.
- 建议在更大的队列中进一步验证,以确定TEER后3D回声心脏学方法的实用性.
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