Cardiac Electrophysiology Glossary
100 terms total — 4 showing — Last updated 15 Sep 2026
substrate mapping
An electrophysiology technique that identifies areas of abnormal cardiac tissue based on electrical characteristics during sinus rhythm.
voltage mapping
An electrophysiologic technique that measures local electrogram amplitude to identify areas of myocardial scar and healt...
VT storm
Clinical syndrome of recurrent ventricular tachycardia episodes requiring multiple interventions within 24 hours.
Wavefront Collision
The meeting and mutual annihilation of two propagating electrical impulses in cardiac tissue.
Wolff-Parkinson-White syndrome
A congenital heart condition characterized by an accessory electrical pathway that can cause rapid heart rhythms.