Supraventricular tachycardia is a term used to describe any heart rhythm that is greater than 100 beats per minute originating from above the AV node (the atrium). The term “SVT” can be ...

Supraventricular tachycardia (SVT): A rapid heart rate originating above the heart's ventricles that is usually greater than 150 beats per minute.

Ablation of supraventricular tachycardia in elderly persons presents a challenging problem to electrophysiologists. Friable cardiac structures, prone to catheter perforation, comorbid ...