Long- and short-term temporal stability of complex fractionated atrial electrograms in human left atrium during atrial fibrillation.
J Cardiovasc Electrophysiol
; 20(1): 13-21, 2009 Jan.
Article
em En
| MEDLINE
| ID: mdl-18775047
ABSTRACT
BACKGROUND:
Complex fractionated atrial electrograms (CFAEs) have been reported as targets for catheter ablation of atrial fibrillation (AF). However, the temporal stability of CFAE sites remains poorly defined. METHODS ANDRESULTS:
The study consisted of two phases. In the initial phase, two automated software algorithms, namely the interval confidence level (ICL) and the average interpotential interval (AIPI) were assessed for their diagnostic accuracy for automated CFAE detection. The AIPI was found to be superior to the ICL, and an AIPI ofCONCLUSION:
CFAEs recorded in the LA during AF display high temporal stability in patients with persistent AF. The clinical significance of our findings warrants further investigation.
Texto completo:
1
Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Fibrilação Atrial
/
Algoritmos
/
Eletrocardiografia
/
Átrios do Coração
/
Frequência Cardíaca
Tipo de estudo:
Diagnostic_studies
/
Observational_studies
/
Risk_factors_studies
Limite:
Female
/
Humans
/
Male
/
Middle aged
Idioma:
En
Revista:
J Cardiovasc Electrophysiol
Assunto da revista:
ANGIOLOGIA
/
CARDIOLOGIA
/
FISIOLOGIA
Ano de publicação:
2009
Tipo de documento:
Article
País de afiliação:
Estados Unidos