The Spectrum of Idiopathic Ventricular Fibrillation and J-Wave Syndromes: Novel Mapping Insights.
Early repolarization syndromes
J-wave syndromes
Purkinje system
Sudden cardiac death
Ventricular fibrillation
Journal
Cardiac electrophysiology clinics
ISSN: 1877-9190
Titre abrégé: Card Electrophysiol Clin
Pays: United States
ID NLM: 101549998
Informations de publication
Date de publication:
12 2019
12 2019
Historique:
entrez:
11
11
2019
pubmed:
11
11
2019
medline:
10
3
2020
Statut:
ppublish
Résumé
Idiopathic ventricular fibrillation and J-wave syndromes are causes of sudden cardiac death (SCD) without any identified structural cardiac disease after extensive investigations. Recent data show that high-density electrophysiological mapping may ultimately offer diagnoses of subclinical diseases in most patients including those termed "unexplained" SCD. Three major conditions can underlie the occurrence of SCD: (1) localized depolarization abnormalities (due to microstructural myocardial alteration), (2) Purkinje abnormalities manifesting as triggering ectopy and inducible reentry; or (3) repolarization heterogeneities. Each condition may result from a spectrum of pathophysiologic processes with implications for individual therapy.
Identifiants
pubmed: 31706476
pii: S1877-9182(19)30112-1
doi: 10.1016/j.ccep.2019.08.011
pii:
doi:
Types de publication
Journal Article
Research Support, Non-U.S. Gov't
Review
Langues
eng
Sous-ensembles de citation
IM
Pagination
699-709Informations de copyright
Copyright © 2019 Elsevier Inc. All rights reserved.