Vol. 16 No. 4 (2012)
ELECTROPHYSIOLOGY

Catheter ablation of ventricular tachycardia in arrhythmogenic right ventricular dysplasia after failure of endocardial catheter ablation

R. Kamiev
Academician E.N. Meshalkin Novosibirsk Research Institute of Circulation Pathology
Bio
A. Romanov
Academician E.N. Meshalkin Novosibirsk Research Institute of Circulation Pathology
Bio
D. Yelesin
Academician E.N. Meshalkin Novosibirsk Research Institute of Circulation Pathology
Bio
V. Shabanov
Academician E.N. Meshalkin Novosibirsk Research Institute of Circulation Pathology
Bio
I. Stenin
Academician E.N. Meshalkin Novosibirsk Research Institute of Circulation Pathology
Bio
A. Strelnikov
Academician E.N. Meshalkin Novosibirsk Research Institute of Circulation Pathology
Bio
S. Artemenko
Academician E.N. Meshalkin Novosibirsk Research Institute of Circulation Pathology
Bio
Ye. Pokushalov
Academician E.N. Meshalkin Novosibirsk Research Institute of Circulation Pathology
Bio

Published 2012-11-30

Keywords

  • ARRHYTHMOGENIC DYSPLASIA OF THE RIGHT VENTRICLE,
  • VENTRICULAR TACHYCARDIA,
  • ELECTROPHYSIOLOGICAL STUDY,
  • ELECTROANATOMIC MAPPING,
  • EPICARDIAL CATHETER ABLATION

How to Cite

Kamiev, R., Romanov, A., Yelesin, D., Shabanov, V., Stenin, I., Strelnikov, A., Artemenko, S., & Pokushalov, Y. (2012). Catheter ablation of ventricular tachycardia in arrhythmogenic right ventricular dysplasia after failure of endocardial catheter ablation. Patologiya Krovoobrashcheniya I Kardiokhirurgiya, 16(4), 49–53. https://doi.org/10.21688/1681-3472-2012-4-49-53

Abstract

In order to evaluate the results of epicardial radiofrequency catheter ablation of ventricular tachycardia in children with arrhythmogenic right ventricular dysplasia after ineffective endocardial radiofrequency catheter ablation, 17 pediatric patients were examined. Electrophysiological examination and radiofrequency catheter ablation procedure were carried out according to standard technique. Epicardial access was carried out according to the method described by E. Sosa and co-authors. During the follow-up period of 26.2±2.5 months, no episodes of ventricular tachycardia were observed in 12 (70.6%) patients. All patients with successful radiofrequency catheter ablation did not take any antiarrhythmic drugs. There were no fatal outcomes during the observation. Recurrence of ventricular tachycardia was registered in 29.4% of patients, which required repeated radiofrequency catheter ablation, correction of antiarrhythmic therapy or implantation of a cardioverter defibrillator. Thus, transpericardial radiofrequency catheter ablation is an effective alternative method for the treatment of ventricular tachycardia in children with arrhythmogenic dysplasia of the right ventricle in the case of the location of the arrhythmogenic substrate epicardially.

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