Implantable loop recorder in Brugada syndrome: Insights from a single-center experience

Background: This study aimed to investigate the characteristics and outcomes of patients diagnosed with Brugada syndrome (BrS) who underwent implantable loop recorder (ILR) insertion during routine clinical activity. Methods: We conducted a comprehensive screening of all consecutive patients diagnos...

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Main Authors: Gianmarco Arabia, Manuel Cerini, Angelica Cersosimo, Paolo Vinciguerra, Emiliano Calvi, Gianfranco Mitacchione, Mohamed Aboelhassan, Daniele Giacopelli, Antonio Curnis
Format: Article
Language:English
Published: Elsevier 2024-04-01
Series:International Journal of Cardiology: Heart & Vasculature
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S235290672400037X
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author Gianmarco Arabia
Manuel Cerini
Angelica Cersosimo
Paolo Vinciguerra
Emiliano Calvi
Gianfranco Mitacchione
Mohamed Aboelhassan
Daniele Giacopelli
Antonio Curnis
author_facet Gianmarco Arabia
Manuel Cerini
Angelica Cersosimo
Paolo Vinciguerra
Emiliano Calvi
Gianfranco Mitacchione
Mohamed Aboelhassan
Daniele Giacopelli
Antonio Curnis
author_sort Gianmarco Arabia
collection DOAJ
description Background: This study aimed to investigate the characteristics and outcomes of patients diagnosed with Brugada syndrome (BrS) who underwent implantable loop recorder (ILR) insertion during routine clinical activity. Methods: We conducted a comprehensive screening of all consecutive patients diagnosed with BrS at our institution. We analyzed baseline clinical characteristics, arrhythmic findings, and outcomes. Results: Out of 147 BrS patients, 42 (29 %) received an ILR, 13 (9 %) underwent implantable cardioverter-defibrillator (ICD) placement, and 92 patients (63 %) continued regular cardiological follow-up. Patients who received an ILR had a higher prevalence of suspected arrhythmic syncope (43 % vs. 22 %, p = 0.012) and tended to be younger (median age 38 years, interquartile range 30–52, vs. 43 years, 35–55, p = 0.044) with a higher presence of SCN5A gene mutations (17 % vs. 6 %, p = 0.066) compared to those who continued regular follow-up. Additionally, compared to patients with an ICD, those with an ILR had a significantly lower frequency of positive programmed ventricular stimulation (0 % vs. 91 %, p < 0.001). During a median follow-up period of 14.7 months (4.7–44.8), no deaths occurred among the patients with ILR. Eight individuals (19 %) were diagnosed with arrhythmic findings through continuous ILR monitoring, primarily atrial fibrillation, and asystolic pauses. The median time from insertion to the occurrence of these events was 8.7 months (3.6–46.4). No adverse events related to ILR were reported. Conclusion: Continuous monitoring with ILR may facilitate the timely detection of non-malignant rhythm disorders in BrS patients with risk factors but without an indication for primary prevention ICD implantation.
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spelling doaj.art-197d060bb98e4e1b93955bb1e58051862024-04-09T04:13:16ZengElsevierInternational Journal of Cardiology: Heart & Vasculature2352-90672024-04-0151101371Implantable loop recorder in Brugada syndrome: Insights from a single-center experienceGianmarco Arabia0Manuel Cerini1Angelica Cersosimo2Paolo Vinciguerra3Emiliano Calvi4Gianfranco Mitacchione5Mohamed Aboelhassan6Daniele Giacopelli7Antonio Curnis8Cardiology Department, Spedali Civili Hospital, University of Brescia, Italy; Corresponding author at: Cardiology Department, Spedali Civili Hospital, Piazzale Spedali Civili 1, 25123 Brescia, Italy.Cardiology Department, Spedali Civili Hospital, University of Brescia, ItalyCardiology Department, Spedali Civili Hospital, University of Brescia, ItalyCardiology Department, Spedali Civili Hospital, University of Brescia, ItalyCardiology Department, Spedali Civili Hospital, University of Brescia, ItalyDepartment of Cardiology, Luigi Sacco University Hospital, Milan, ItalyDepartment of Cardiovascular Medicine, Assiut University Heart Hospital, Assiut University, Assiut, EgyptClinical Unit, Biotronik Italia, Cologno Monzese (MI), ItalyCardiology Department, Spedali Civili Hospital, University of Brescia, ItalyBackground: This study aimed to investigate the characteristics and outcomes of patients diagnosed with Brugada syndrome (BrS) who underwent implantable loop recorder (ILR) insertion during routine clinical activity. Methods: We conducted a comprehensive screening of all consecutive patients diagnosed with BrS at our institution. We analyzed baseline clinical characteristics, arrhythmic findings, and outcomes. Results: Out of 147 BrS patients, 42 (29 %) received an ILR, 13 (9 %) underwent implantable cardioverter-defibrillator (ICD) placement, and 92 patients (63 %) continued regular cardiological follow-up. Patients who received an ILR had a higher prevalence of suspected arrhythmic syncope (43 % vs. 22 %, p = 0.012) and tended to be younger (median age 38 years, interquartile range 30–52, vs. 43 years, 35–55, p = 0.044) with a higher presence of SCN5A gene mutations (17 % vs. 6 %, p = 0.066) compared to those who continued regular follow-up. Additionally, compared to patients with an ICD, those with an ILR had a significantly lower frequency of positive programmed ventricular stimulation (0 % vs. 91 %, p < 0.001). During a median follow-up period of 14.7 months (4.7–44.8), no deaths occurred among the patients with ILR. Eight individuals (19 %) were diagnosed with arrhythmic findings through continuous ILR monitoring, primarily atrial fibrillation, and asystolic pauses. The median time from insertion to the occurrence of these events was 8.7 months (3.6–46.4). No adverse events related to ILR were reported. Conclusion: Continuous monitoring with ILR may facilitate the timely detection of non-malignant rhythm disorders in BrS patients with risk factors but without an indication for primary prevention ICD implantation.http://www.sciencedirect.com/science/article/pii/S235290672400037XBrugada syndromeImplantable loop recorderSudden cardiac death
spellingShingle Gianmarco Arabia
Manuel Cerini
Angelica Cersosimo
Paolo Vinciguerra
Emiliano Calvi
Gianfranco Mitacchione
Mohamed Aboelhassan
Daniele Giacopelli
Antonio Curnis
Implantable loop recorder in Brugada syndrome: Insights from a single-center experience
International Journal of Cardiology: Heart & Vasculature
Brugada syndrome
Implantable loop recorder
Sudden cardiac death
title Implantable loop recorder in Brugada syndrome: Insights from a single-center experience
title_full Implantable loop recorder in Brugada syndrome: Insights from a single-center experience
title_fullStr Implantable loop recorder in Brugada syndrome: Insights from a single-center experience
title_full_unstemmed Implantable loop recorder in Brugada syndrome: Insights from a single-center experience
title_short Implantable loop recorder in Brugada syndrome: Insights from a single-center experience
title_sort implantable loop recorder in brugada syndrome insights from a single center experience
topic Brugada syndrome
Implantable loop recorder
Sudden cardiac death
url http://www.sciencedirect.com/science/article/pii/S235290672400037X
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