·威勒布兰德因子活动与跨导管边缘到边缘美特拉修复后的结果相关联
Sandra Hadjadj1, Philippe Pibarot1, Caroline Gravel1
1Quebec Heart and Lung Institute - Laval University, Quebec, Quebec, Canada.
JACC. Advances
|September 23, 2024
概括
经过透气管边缘到边缘的 mitra 修复 (TEER) 后残留的 mitra 反 (MR) 影响结果. ·维勒布兰德因子 (vWF) 比率,而不是腺二酸盐 (CT-ADP) 关闭时间,预测了TEER后的临床事件.
科学领域:
- 心脏病学 心脏病学
- 心血管外科心血管外科
- 生物标志物 生物标志物
背景情况:
- 经过透气管边缘到边缘的 mitra 修复 (TEER) 后的残留 mitra 反 (MR) 与不良的临床结果有关.
- 副排泄会诱导剪切应力,改变·威尔布兰德因子活性 (vWF:Act) 和用腺二酸盐 (CT-ADP) 关闭时间.
研究的目的:
- 评估CT-ADP用于在TEER期间监测MR.
- 为了检查vWF标记物,残留MR和TEER后的临床事件之间的关联.
主要方法:
- 研究了65名接受TEER治疗的患者.
- 在不同时间点评估CT-ADP,vWF:Act/vWF抗原 (vWF:Ag) 比率和MR严重程度.
- 临床结果 (死亡率,心力衰竭住院) 被追踪了一年.
主要成果:
- 49%的患者在一个月后有残留MR>轻度.
- 在手术期间CT-ADP没有显著变化,但在TEER后一个小时下降.
- 基线vWF:Act/vWF:Ag比率升高及其周围程序性变化与不良临床结果相关.
结论:
- 在TEER期间,CT-ADP不适合实时MR监测.
- 基线时的vWF:Act/vWF:Ag比率及其术后变化与临床结果有关.
- 需要对这些发现进行外部验证.
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