一个可逆心肌病病例由于预激发导致的可逆心肌病
Jinxi Wang1, Mei Zhai1, Qiong Zhou1
1Heart Failure Center, State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China (mainland).
预兴奋性心肌病是一种罕见的心脏病,由于异常的电信号传递可能导致心力衰竭. 辅助通路的射频切除可以显著改善心脏功能和缓解症状.
科学领域:
- 心脏病学 心脏病学
- 电力生理学 电力生理学
背景情况:
- 预激发性心肌病是一种与无症状预激发相关的罕见心脏病,经常被诊断不足.
- 这份病例报告详细介绍了一名25岁的女性,胸部紧张和运动耐受性降低的症状.
研究的目的:
- 报告由辅助途径引起的预激发性心肌病症病例.
- 为了突出这种情况的诊断和治疗方法.
主要方法:
- 电心电图 (ECG) 显示了预兴奋.
- 心声图显示左心室壁的扩散收缩减少和异步运动.
- 电生理学研究发现了一条右侧安特罗塞普塔尔-帕拉希斯辅助通路.
- 进行了射频导管切除.
主要成果:
- 患者经历了左心室异步和缩功能改善6个月后的消去.
- 胸部紧张和运动耐受性降低的症状显著改善.
- 病理学检查显示轻度间歇性胀没有显著的纤维化.
结论:
- 前刺激性心肌病包括异步心室运动,功能障碍和心力衰竭症状.
- 异步电机合是其致病的关键.
- 辅助通路切除可以逆转重塑,改善功能,缓解症状,从而导致良好的预后.
更多相关视频
14:39Isolation and Functional Characterization of Human Ventricular Cardiomyocytes from Fresh Surgical Samples
Published on: April 21, 2014
12:45Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing
Published on: December 11, 2017
相关概念视频
Cardiac Action Potential
The cardiac action potential process involves a series of phases characterized by the movement of ions across the cardiac cell membranes, leading to the depolarization and repolarization of the cardiac myocytes.
Ionic Basis of Cardiac Action Potentials
Mechanism of Cardiac Arrhythmias
ECG Interpretation of Arrhythmias II: Atrial, Junctional and Ventricular Arrhythmias
Imbalances in Cardiac Output
CHF can occur due to the failure of either side of the heart. Left-side failure leads to pulmonary congestion—the right side continues to send...
Disturbances in Heart Rhythm
Arrhythmias are categorized by their speed, rhythm, and origin. A slow...
Electrophysiology of Normal Cardiac Rhythm
