Study population
A total of 183 ablation procedures in patients with SHD who underwent
catheter ablation for VT by using an irrigated ablation catheter between
November 2009 and December 2018 were retrospectively searched. This
retrospective observational analysis evaluated VT ablation procedures in
patients with SHD in whom PES was not performed at the end of the VT
ablation procedure. The study was approved by Institutional Review
Boards at Tokyo Metropolitan Hiroo Hospital, all patients provided
written informed consent.