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Successful catheter ablation of the accessory pathway in an unusual location in a 13-year-old girl with a coronary sinus diverticulum and Wolff-Parkinson-White syndrome

Published online by Cambridge University Press:  05 May 2023

Emine Gulsah Torun*
Affiliation:
Department of Pediatric Cardiology, Ankara City Hospital, Ankara, Turkey
Serhat Koca
Affiliation:
Department of Pediatric Cardiology, Ankara City Hospital, Ankara, Turkey
Gökçe Kaya Dinçel
Affiliation:
Department of Pediatric Cardiology, Ankara City Hospital, Ankara, Turkey
Serkan Çay
Affiliation:
Department of Cardiology, Division of Arrhythmia and Electrophysiology, Ankara City Hospital, Ankara, Turkey
*
Corresponding author: Dr E. G. Torun, Ministry of Health, Ankara City Hospital, Department of Pediatric Cardiology, Ankara, Turkey. E-mail: drgtorun@gmail.com

Abstract

Wolff-Parkinson-White syndrome is a congenital cardiac pre-excitation syndrome that is effectively treated by ablating the accessory pathway. However, accessory pathways located in the posteroseptal region can sometimes be challenging. In this paper, we present the successful ablation of the epicardial posteroseptal accessory pathway through the middle cardiac vein in a 13-year-old girl with a coronary sinus diverticulum and Wolff-Parkinson-White syndrome, after unsuccessful ablation attempts at different locations. If the ablation procedure fails, the possibility of the posteroseptal pathway should be kept in mind, and coronary sinus angiography should be performed. In cases with a coronary sinus diverticulum where ablation is not successful, other coronary sinus structures, for example, the middle cardiac vein should be considered as potential accessory pathways.

Type
Brief Report
Copyright
© The Author(s), 2023. Published by Cambridge University Press

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