Comparative Outcomes of Radiofrequency Ablation of Concealed and Manifest Accessory Pathways: a Single Center, Retrospective Observational Study

The aim of this observational, retrospective study is to evaluate, comparatively, procedural outcomes of APs (Accessory pathway) ablation according to the conduction properties (i.e., manifest vs. concealed) and to assess both short- and long-term outcomes of RFA (RF ablation).

NCT Number	NCT07435181
Lead Sponsor	IRCCS Ospedale San Raffaele
Conditions	Atrioventricular Reentrant Tachycardias, Wolff-Parkinson-White (WPW) Syndrome
Enrollment	220 participants
Start Date	2026-04
Primary Completion	2027-04 (estimated)
Study Completion	2027-07 (estimated)
Updated on ClinicalTrials.gov	2026-02-27