High-resolution mapping as an alternative for exit block testing in the presence of entrance block after high-power short-duration pulmonary vein isolation

ConclusionExit block testing in addition to the demonstration of an entrance block as an endpoint of PVI seems to have no additional benefit and might no longer be necessary when a  high-resolution mapping catheter is used in HPSD ablation for PVI of AF.
Source: Herzschrittmachertherapie und Elektrophysiologie - Category: Cardiology Source Type: research