Mechanisms of late arrhythmia recurrence after initially successful pulmonary vein isolation in patients with atrial fibrillation

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Mechanisms of late arrhythmia recurrence after initially successful pulmonary vein isolation in patients with atrial fibrillation. / Erhard, Nico; Mauer, Tilman; Ouyang, Feifan; Sciacca, Vanessa; Rillig, Andreas; Reissmann, Bruno; Rottner, Laura; Mathew, Shibu; Sohns, Christian; Heeger, Christian-Hendrik; Tilz, Roland Richard; Kuck, Karl-Heinz; Metzner, Andreas; Fink, Thomas.

in: PACE, Jahrgang 46, Nr. 2, 02.2023, S. 161-168.

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@article{be0238b702334e86a7613e856c0fe448,
title = "Mechanisms of late arrhythmia recurrence after initially successful pulmonary vein isolation in patients with atrial fibrillation",
abstract = "BACKGROUND: Catheter ablation is an effective treatment for atrial fibrillation (AF,) but arrhythmia recurrence occurs in a relevant number of patients. Mechanisms of late occurring arrhythmias after ablation procedures are not fully understood. We analyzed electrophysiological mechanisms of early and late arrhythmia recurrences in patients who underwent radiofrequency-based catheter ablation of AF.METHODS AND RESULTS: Consecutive patients who underwent repeat ablation procedures after initial pulmonary vein isolation (PVI) for symptomatic arrhythmia recurrence were analyzed. A total of 110 consecutive patients who underwent catheter ablation for paroxysmal (79%) or persistent AF (21%) were included. Forty-seven patients suffered from early arrhythmia recurrence (group #1: 3-24 months), 29 patients from mid-term arrhythmia recurrences (group #2: 2-5 years), and 34 patients from late arrhythmia recurrences (group #3: > 5 years). Electrical PV reconnection was found in 98% in group #1, 72% in group #2 and 56% in group #3 (p < .001). Mode of arrhythmia recurrence was organized tachycardia in 25%, 28%, and 65% of patients in groups #1, #2, and #3 (p = .001), respectively. Patients with late arrhythmia recurrence had more pronounced left atrial low voltage as compared to patients with early arrhythmia recurrence based on two published scoring system.CONCLUSION: Electrical PV reconnection was found in the majority of patients with early AF recurrence after PVI. In patients with late arrhythmia recurrences this mechanism may play an inferior role, with many patients presenting without PV reconnection, but with LA structural alterations. Thus, early and late occurring arrhythmia recurrence after catheter ablation may be the same symptom of different diseases.",
author = "Nico Erhard and Tilman Mauer and Feifan Ouyang and Vanessa Sciacca and Andreas Rillig and Bruno Reissmann and Laura Rottner and Shibu Mathew and Christian Sohns and Christian-Hendrik Heeger and Tilz, {Roland Richard} and Karl-Heinz Kuck and Andreas Metzner and Thomas Fink",
note = "This article is protected by copyright. All rights reserved.",
year = "2023",
month = feb,
doi = "10.1111/pace.14656",
language = "English",
volume = "46",
pages = "161--168",
journal = "PACE",
issn = "0147-8389",
publisher = "Wiley-Blackwell",
number = "2",

}

RIS

TY - JOUR

T1 - Mechanisms of late arrhythmia recurrence after initially successful pulmonary vein isolation in patients with atrial fibrillation

AU - Erhard, Nico

AU - Mauer, Tilman

AU - Ouyang, Feifan

AU - Sciacca, Vanessa

AU - Rillig, Andreas

AU - Reissmann, Bruno

AU - Rottner, Laura

AU - Mathew, Shibu

AU - Sohns, Christian

AU - Heeger, Christian-Hendrik

AU - Tilz, Roland Richard

AU - Kuck, Karl-Heinz

AU - Metzner, Andreas

AU - Fink, Thomas

N1 - This article is protected by copyright. All rights reserved.

PY - 2023/2

Y1 - 2023/2

N2 - BACKGROUND: Catheter ablation is an effective treatment for atrial fibrillation (AF,) but arrhythmia recurrence occurs in a relevant number of patients. Mechanisms of late occurring arrhythmias after ablation procedures are not fully understood. We analyzed electrophysiological mechanisms of early and late arrhythmia recurrences in patients who underwent radiofrequency-based catheter ablation of AF.METHODS AND RESULTS: Consecutive patients who underwent repeat ablation procedures after initial pulmonary vein isolation (PVI) for symptomatic arrhythmia recurrence were analyzed. A total of 110 consecutive patients who underwent catheter ablation for paroxysmal (79%) or persistent AF (21%) were included. Forty-seven patients suffered from early arrhythmia recurrence (group #1: 3-24 months), 29 patients from mid-term arrhythmia recurrences (group #2: 2-5 years), and 34 patients from late arrhythmia recurrences (group #3: > 5 years). Electrical PV reconnection was found in 98% in group #1, 72% in group #2 and 56% in group #3 (p < .001). Mode of arrhythmia recurrence was organized tachycardia in 25%, 28%, and 65% of patients in groups #1, #2, and #3 (p = .001), respectively. Patients with late arrhythmia recurrence had more pronounced left atrial low voltage as compared to patients with early arrhythmia recurrence based on two published scoring system.CONCLUSION: Electrical PV reconnection was found in the majority of patients with early AF recurrence after PVI. In patients with late arrhythmia recurrences this mechanism may play an inferior role, with many patients presenting without PV reconnection, but with LA structural alterations. Thus, early and late occurring arrhythmia recurrence after catheter ablation may be the same symptom of different diseases.

AB - BACKGROUND: Catheter ablation is an effective treatment for atrial fibrillation (AF,) but arrhythmia recurrence occurs in a relevant number of patients. Mechanisms of late occurring arrhythmias after ablation procedures are not fully understood. We analyzed electrophysiological mechanisms of early and late arrhythmia recurrences in patients who underwent radiofrequency-based catheter ablation of AF.METHODS AND RESULTS: Consecutive patients who underwent repeat ablation procedures after initial pulmonary vein isolation (PVI) for symptomatic arrhythmia recurrence were analyzed. A total of 110 consecutive patients who underwent catheter ablation for paroxysmal (79%) or persistent AF (21%) were included. Forty-seven patients suffered from early arrhythmia recurrence (group #1: 3-24 months), 29 patients from mid-term arrhythmia recurrences (group #2: 2-5 years), and 34 patients from late arrhythmia recurrences (group #3: > 5 years). Electrical PV reconnection was found in 98% in group #1, 72% in group #2 and 56% in group #3 (p < .001). Mode of arrhythmia recurrence was organized tachycardia in 25%, 28%, and 65% of patients in groups #1, #2, and #3 (p = .001), respectively. Patients with late arrhythmia recurrence had more pronounced left atrial low voltage as compared to patients with early arrhythmia recurrence based on two published scoring system.CONCLUSION: Electrical PV reconnection was found in the majority of patients with early AF recurrence after PVI. In patients with late arrhythmia recurrences this mechanism may play an inferior role, with many patients presenting without PV reconnection, but with LA structural alterations. Thus, early and late occurring arrhythmia recurrence after catheter ablation may be the same symptom of different diseases.

U2 - 10.1111/pace.14656

DO - 10.1111/pace.14656

M3 - SCORING: Journal article

C2 - 36588339

VL - 46

SP - 161

EP - 168

JO - PACE

JF - PACE

SN - 0147-8389

IS - 2

ER -