Search for: [Abstract = "ic ventricular arrhythmias, thus being targeted in ablation procedures. This study verifies that myocardial extensions are in fact common anatomical entities. Moreover, it provides detailed morphometric and topographic characteristic of myocardial sleeves. Results of this dissertation will enhance our understating of RVOT origin arrhythmias, contributing to safety and efficacy of catheter ablation procedures performed within this region."]