Atrial Fibrillation Is Associated with a Marker of Endothelial Function and Oxidative Stress in Patients with Acute Myocardial Infarction

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TitreAtrial Fibrillation Is Associated with a Marker of Endothelial Function and Oxidative Stress in Patients with Acute Myocardial Infarction
Type de publicationJournal Article
Year of Publication2015
AuteursStamboul K, Lorin J, Lorgis L, Guenancia C, Beer J-C, Touzery C, Rochette L, Vergely C, Cottin Y, Zeller M
JournalPLOS ONE
Volume10
Paginatione0131439
Date PublishedJUL 9
Type of ArticleArticle
ISSN1932-6203
Résumé

{Background Atrial fibrillation (AF), whether silent or symptomatic, is a frequent and severe complication of acute myocardial infarction (AMI). Asymmetric dimethylarginine (ADMA), an endogenous eNOS inhibitor, is a risk factor for endothelial dysfunction. We addressed the relationship between ADMA plasma levels and AF occurrence in AMI. Methods 273 patients hospitalized for AMI were included. Continuous electrocardiographic monitoring (CEM) >= 48 hours was recorded and ADMA was measured by High Performance Liquid Chromatography on admission blood sample. Results The incidence of silent and symptomatic AF was 39(14%) and 29 (11%), respectively. AF patients were markedly older than patients without AF (approximate to 20 y). There was a trend towards higher ADMA levels in patients with symptomatic AF than in patients with silent AF or no AF (0.53 vs 0.49 and 0.49 mu mol/L, respectively

DOI10.1371/journal.pone.0131439