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A Time-Varying Nonparametric Methodology for Assessing Changes in QT Variability Unrelated to Heart Rate Variability
ArticleAbstract: Objective: To propose and test a novel methodology to measure changes in QT interval variability (QTPalabras claves:Cardiac repolarization, Heart Rate Variability, QT variability, spectral coherence, Time-frequencyAutores:Esther Pueyo, Orini M., Pablo Laguna, Raquel BailónFuentes:scopusA dynamic model to characterize beat-to-beat adaptation of repolarization to heart rate changes
ArticleAbstract: An adaptive approach is presented to investigate, on a beat-to-beat basis, the response to heart ratPalabras claves:Nonlinear models, QT adaptation, QT/RR relationshipAutores:Esther Pueyo, Malik M., Pablo LagunaFuentes:scopusA human ventricular cell model for investigation of cardiac arrhythmias under hyperkalaemic conditions
ArticleAbstract: In this study, several modifications were introduced to a recently proposed human ventricular actionPalabras claves:Cardiac Arrhythmias, electrophysiology, Human ventricular cell model, HyperkalaemiaAutores:Carro J., Esther Pueyo, Pablo Laguna, Rodriguez-Matas J.F.Fuentes:scopusA meshless fragile points method for rule-based definition of myocardial fiber orientation
ArticleAbstract: Background and objective: Rule-based methods are commonly used to estimate the arrangement of myocarPalabras claves:cardiac, fibers, FPM, Fragile points method, Laplace–Dirichlet, MeshlessAutores:Esther Pueyo, Mountris K.A.Fuentes:scopusA multiscale investigation of repolarization variability and its role in cardiac arrhythmogenesis
ArticleAbstract: Enhanced temporal and spatial variability in cardiac repolarization has been related to increased arPalabras claves:Autores:Burrage K., Corrias A., Esther Pueyo, Jost N., Nánási P.P., Rodríguez B., Szél T., Szentandrássy N., Varro A., Virag L.Fuentes:scopusA parametric model approach for quantification of short term QT variability uncorrelated with heart rate variability
Conference ObjectAbstract: In this work we propose to assess the relation between HRV and QTV measured by an automatic delineatPalabras claves:Autores:Almeida R., Esther Pueyo, Martínez J.P., Olmos S., Pablo Laguna, Rocha A.P.Fuentes:scopusA vectorial approach for evaluation of depolarization changes during acute myocardial ischemia
Conference ObjectAbstract: In the present study we evaluated the upslope (IUS), downslope (IDS) and terminal slope (ITS) of thePalabras claves:Autores:Esther Pueyo, Pablo Laguna, Pahlm O., Ringborn M., Romero D.Fuentes:scopusChanges in QRS and T-wave Loops Subsequent to an Increase in Left Ventricle Globularity as in Intrauterine Growth Restriction: A Simulation Study
Conference ObjectAbstract: Cardiovascular remodeling induced by intrauterine growth restriction manifests in adulthood by morePalabras claves:Autores:Esther Pueyo, Freddy Leonardo Bueno Palomeque, Minchole A., Mountris K.A., Ortigosa N., Pablo Laguna, Raquel BailónFuentes:scopusCharacterization of Impaired Ventricular Repolarization by Quantification of QT Delayed Response to Heart Rate Changes in Stress Test
Conference ObjectAbstract: Increased spatio-temporal heterogeneity in ventricular repolarization is related to cardiac instabilPalabras claves:Autores:Esther Pueyo, Martínez J.P., Pablo Laguna, Perez C., Viik J.Fuentes:scopusCharacterization of QT interval adaptation to RR interval changes and its use as a a risk-stratifier of arrhythmic mortality in amiodarone-treated survivors of acute myocardial infarction
ArticleAbstract: A new method is proposed to evaluate the dynamics of QT interval adaptation in response to heart ratPalabras claves:Amiodarone, Arrhythmic mortality, Global optimization, QT adaptation, [QT, RR] relationshipAutores:Caminal P., de Luna A.B., Esther Pueyo, Malik M., Pablo Laguna, Smetana P.Fuentes:scopus