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Transient complete heart block following catheter ablation of a left lateral accessory pathway

A 16‐year‐old female with symptomatic Wolff‐Parkinson‐White (WPW) syndrome underwent catheter ablation of a left‐sided lateral accessory pathway. The accessory pathway was eliminated with the first ablation lesion; however, the patient immediately developed complete heart block (CHB). At first, comp...

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Detalles Bibliográficos
Autores principales: Schweis, Franz, Ho, Gordon, Krummen, David E., Hoffmayer, Kurt, Birgersdotter‐Green, Ulrika, Feld, Gregory
Formato: Online Artículo Texto
Lenguaje:English
Publicado: John Wiley and Sons Inc. 2018
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6373828/
https://www.ncbi.nlm.nih.gov/pubmed/30805061
http://dx.doi.org/10.1002/joa3.12138
Descripción
Sumario:A 16‐year‐old female with symptomatic Wolff‐Parkinson‐White (WPW) syndrome underwent catheter ablation of a left‐sided lateral accessory pathway. The accessory pathway was eliminated with the first ablation lesion; however, the patient immediately developed complete heart block (CHB). At first, complete heart block was thought to be due to ablation of left atrial extension of the AV node, and pacemaker therapy was considered. However, careful ECG analysis revealed that the development of CHB was in fact due to bump injury to the AV node during transseptal catheterization. Conservative management allowed resolution of AV nodal conduction without need for a permanent pacemaker.