Ablation of Idiopathic Premature Ventricular Arrhythmias Originating from the Basal Cardiac Crux Region: A Case Report

Basal Cardiac Crux PVC Ablation

Authors

  • Kadir Karacali Golbasi Sehit Ahmet Ozsoy State Hospital, Ankara, Turkey https://orcid.org/0000-0002-2154-1581
  • Ibrahim Etem Celik Ankara Etlik City Hospital, Ankara, Turkey
  • Fatih Oksuz Ankara Education and Research Hospital, University of Health Sciences, Ankara, Turkey
  • Esra Varol Ankara Education and Research Hospital, University of Health Sciences, Ankara, Turkey https://orcid.org/0009-0003-4385-9288
  • Muhammed Karadeniz Kirikkale University, Faculty of Medicine, Kirikkale, Turkey
  • Mustafa Duran Ankara Etlik City Hospital, Ankara, Turkey

Keywords:

cardiac crux, high-power short-duration (HP-SD) ablation, premature ventricular contractions (PVCs)

Abstract

Ablation of the idiopathic ventricular arrhythmias (VAs) originated from the basal crux is a challenging procedure. Due to the presence of contiguous structures, performing ablation in this region requires the use of different approaches and strategies. We have performed the ablation using high-power short-duration (HP-SD) radiofrequency delivery for premature ventricular contractions (PVCs) that originated from the basal crux from the endocardial aspect. Ablation of PVCs originated from basal crux of the heart requires detailed mapping of proximal coronary venous system and the adjacent structures such as right ventricle (RV), left ventricle (LV) and right atrium (RA). Understanding this complex anatomical relationship is important for achieving successful ablation and avoiding complications. Different technical strategies could be used for both endocardial and epicardial approaches.

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Published

2025-07-01

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Section

Case reports

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