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Case Reports
. 2024 Sep;54(9):587-589.
doi: 10.4070/kcj.2024.0069.

Electroporation of Peri-Mitral Atrial Flutter in Patient With Mechanical Prosthetic Valve

Piotr Urbanek  1 , Michał Orczykowski  2 , Robert Bodalski  2 , Andrzej Hasiec  2 , Krzysztof Jaworski  2 , Jerzy Pręgowski  2 , Dominika Prokopowicz  2 , Łukasz Szumowski  2
Affiliations
Case Reports

Electroporation of Peri-Mitral Atrial Flutter in Patient With Mechanical Prosthetic Valve

Piotr Urbanek et al. Korean Circ J. 2024 Sep.
No abstract available

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Conflict of interest statement

The authors have no financial conflicts of interest.

Figures

Figure 1
Figure 1. Entrainment mapping before first mitral isthmus application (post pacing interval and flutter cycle length).
Figure 2
Figure 2. Farawave electrode positioned at the mitral isthmus (LAO 30º and RAO 37º view) proximal to prosthetic mitral valve in patient after mitral and aortic valve replacement and tricuspid valvuloplasty. Below: cycle length prolongation from 248 ms do 284 ms after 3rd application and arrhythmia termination after 7th mitral isthmus application.
LAO = left anterior oblique; RAO = right anterior oblique.
Figure 3
Figure 3. Aggressive stimulation after pulsed field ablation failed to induce any arrhythmia.
See this image and copyright information in PMC

References

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    1. Mountantonakis S, Frankel DS, Hutchinson MD, et al. Feasibility of catheter ablation of mitral annular flutter in patients with prior mitral valve surgery. Heart Rhythm. 2011;8:809–814. - PubMed
    1. Takigawa M, Vlachos K, Martin CA, et al. Acute and mid-term outcome of ethanol infusion of vein of Marshall for the treatment of perimitral flutter. Europace. 2020;22:1252–1260. - PubMed
    1. Gunawardene MA, Harloff T, Jularic M, et al. Contemporary catheter ablation of complex atrial tachycardias after prior atrial fibrillation ablation: pulsed field vs. radiofrequency current energy ablation guided by high-density mapping. Europace. 2024;26:euae072. - PMC - PubMed

Publication types