Results 61 to 70 of about 624,432 (249)

Comorbid CAD and Ventricular Hypertrophy Compromise The Perfusion of Myocardial Tissue at Subcritical Stenosis of Epicardial Coronaries [PDF]

open access: yes, 2018
BACKGROUND: Most studies of CAD revascularization have been based on and reported according to angiographic criteria which don't consider the relation between the resulting effective flow distal to the stenosis and the demand of a hypertrophied myocardial tissue.
arxiv   +1 more source

Ventricle features as reliable differentiators between the bvFTD and other dementias [PDF]

open access: yesarXiv, 2021
INTRODUCTION: Lateral ventricles are reliable and sensitive indicators of brain atrophy and disease progression in behavioral variant frontotemporal dementia (bvFTD). We aimed to investigate whether an automated tool using ventricular features could improve diagnostic accuracy in bvFTD across neurodegenerative diseases.
arxiv  

Permanent Junctional Reciprocating Tachycardia: an Incessant Tachycardia in Children [PDF]

open access: yes, 2003
A taquicardia juncional recíproca permanente é uma forma de taquicardia supraventricular de reentrada pouco comum, embora constitua a causa mais frequente de taquicardia incessante em crianças.
Kaku, S   +3 more
core  

Taquicardia por Reentrada Nodal do Tipo Incomum - Ablaçao por Radiofreqüência

open access: yesJournal of Cardiac Arrhythmias, 1998
Os autores relatam o caso de uma paciente de 29 anos, com taquicardia supraventricular de QRS estreito e intervalo RP longo refratária ao tratamento clínico, que foi submetida a estudo eletrofisiológico.
Sílvio Roberto Borges ALESSI   +2 more
doaj   +4 more sources

PE.66. Taquicardia ventricular verapamilo sensible

open access: yesAnales de Pediatría, 2007
Introduccion Aunque en pacientes pediatricos es infrecuente el diagnostico de arritmias ventriculares fuera del contexto de las cardiopatias congenitas, existen patologias especificas que es preciso conocer para poder realizar un tratamiento adecuado. Una de esas entidades que pueden manifestarse en ninos sanos es la taquicardia ventricular idiopatica
J. López Bayón   +6 more
openaire   +2 more sources

UTILIDAD Y RENDIMIENTO DE LOS ALGORITMOS DE BRUGADA Y VERECKEI-2 EN EL DIAGNÓSTICO DE LA TAQUICARDIA VENTRICULAR IDIOPÁTICA / Usefulness and performance of the vereckei-2 and brugada algorithms in the diagnosis of idiopathic ventricular tachycardia [PDF]

open access: yesCorSalud, 2012
ResumenIntroducción y objetivos: Existen algoritmos como el de Brugada y Vereckei-2 para el diagnóstico de la taquicardia ventricular, pero no han sido explorados en series específicas de pacientes con taquicardia ventricular idiopática.
Gustavo Padrón Peña   +6 more
doaj  

The effects of inhomogeneities on scroll-wave dynamics in an anatomically realistic mathematical model for canine ventricular tissue [PDF]

open access: yesarXiv, 2020
Ventricular tachycardia (VT) and ventricular fibrillation (VF) are lethal rhythm disorders, which are associated with the occurrence of abnormal electrical scroll waves in the heart. Given the technical limitations of imaging and probing, the in situ visualization of these waves inside cardiac tissue remains a challenge.
arxiv  

Dosis de radiación administrada durante el tratamiento de diferentes arritmias cardiacas [PDF]

open access: yes, 2018
[ES] Los tratamientos intervencionistas de las arritmias cardíacas han supuesto un gran avance en el manejo de estas entidades. Procedimientos como la implantación de marcapasos en las bradicardias y bloqueos, la ablación mediante radiofrecuencia en las ...
García San Miguel, Ander
core  

Multiscale studies of delayed afterdepolarizations II: Calcium-overload-induced ventricular arrhythmias [PDF]

open access: yesarXiv, 2023
Disturbances in calcium homeostasis in a cardiac myocyte can lead to calcium-overload conditions and abnormal calcium releases, which occur primarily in the following two phases of the action potential (AP): (a) triggered or late calcium release (LCR) during the plateau phase; (b) spontaneous calcium release (SCR) during the diastolic interval (DI ...
arxiv  

Taquicardia ventricular idiopática fascicular posterior. Presentación de un caso

open access: yesMedisur, 2012
La taquicardia ventricular fascicular idiopática es infrecuente; normalmente se presentan en pacientes jóvenes o niños. Se presenta una paciente de 57 años, sin enfermedad cardiovascular previa.
Gilberto Cairo Sáez   +2 more
doaj   +2 more sources

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