来自左心室外流通道的心室动心:挑战和管理
Yuli Yang1, Wei Li1, Rui Zhang1
1Xinhua Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.
JACC. Case reports
|January 21, 2026
概括
冠状动脉外阴大心静脉切除有效地管理复杂的术后患者的左心室内膜心室内心动脉冲动 (VT) 风暴. 这种方法提供了一个比逆行性大动脉接入更安全的替代方案,确保持续的疗效.
科学领域:
- 心脏病学 心脏病学
- 电子生理学 电子生理学
- 医疗器械 医疗器械
背景情况:
- 左心室外流通道上心室室内心力衰竭 (VT) 风暴带来了重大挑战,特别是在先前冠状动脉旁路移植 (CABG) 和机械大动脉置换 (AVR) 的患者中.
- 管理重复的,危及生命的风暴需要创新和有效的治疗策略.
研究的目的:
- 为了评估跨冠状动脉鼻腔大心静脉 (CS-GCV) 切除术在患有复杂心脏病史的患者中管理心上静脉风暴的疗效和安全性.
- 在门后手术患者中证明传统逆行性大动脉接入的可行替代方案.
主要方法:
- 一名68岁的男性患者有CABG病史,机械AVR和其他并发症,出现了复发性广QRS复合型静脉瘤,并发生了静脉瘤风暴.
- 进行了三维映射引导的跨CS-GCV切除.
- 用PTCA电线单极映射进行精确的准.
主要成果:
- 跨-CS-GCV 除成功终止了 VT 风暴.
- 患者没有经历术后静脉缩或早发性心室收缩.
- 在随访期间观察到持续的疗效.
结论:
- 跨CS-GCV切除是一种有效的策略,用于管理心上静脉风暴,即使存在显著的解剖挑战.
- 术前成像和手术内导航,包括PTCA线程映射,对于优化准和尽量减少并发症至关重要.
- 这种技术在接受了大动脉手术的患者中提供了一种比逆行大动脉接入更安全的替代方案.
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