Results 101 to 110 of about 624,432 (249)

Real-time Assessment of Right and Left Ventricular Volumes and Function in Children Using High Spatiotemporal Resolution Spiral bSSFP with Compressed Sensing [PDF]

open access: yesarXiv, 2018
Background: Real-time (RT) assessment of ventricular volumes and function enables data acquisition during free-breathing. However, in children the requirement for high spatiotemporal resolution requires accelerated imaging techniques. In this study, we implemented a novel RT bSSFP spiral sequence reconstructed using Compressed Sensing (CS) and ...
arxiv  

“ESTADO ACTUAL DE LOS BLOQUEADORES DE CANALES DE CALCIO “ (REVISIÓN DE LA LITERATURA) [PDF]

open access: yes, 2013
Desde el siglo pasado nuestra población ha estado en una transición epidemiológica, es decir que las enfermedades que afectaban en el siglo pasado como las infecciones respiratorias agudas y enfermedades diarreicas agudas, se han visto desplazadas por la
Jaimes García, Javier   +1 more
core  

Troponina T positiva em paciente chagásico com taquicardia ventricular sustentada e cinecoronariografia sem lesões obstrutivas [PDF]

open access: diamond, 2005
Maurício de Nassau Machado   +5 more
openalex   +1 more source

A novel quantitative indicator of the left ventricular contraction based on volume changes of the left ventricular myocardial segments [PDF]

open access: yesarXiv, 2018
Ejection fraction (EF) is commonly measured by echocardiography, by dividing the volume ejected by the heart (stroke volume) by the volume of the filled heart (end-diastolic volume). Utilizing volume changes of left myocardial segments per a cardiac cycle, physical laws and mathematical equations specific echocardiographic data, this paper serves to ...
arxiv  

Eficacia y Seguridad de marcapasos reimplantados en el centro nacional de Cardilogía 2014-2016 [PDF]

open access: yes, 2016
Los trastornos de la conducción siguen siendo una parte importante de las enfermedades cardíacas que ameritan marcapasos. En el año 2013 se realizó un estudio en México en el centro Nacional de Cardiología Ignacio Chávez; las conclusiones del estudio ...
Martinez Sánchez, Carlos Eduardo
core  

Electrocardiografía en equinos fina sangre de carrera [PDF]

open access: yes, 2009
The Thoroughbreds horses are highly competitive athletes under great physical demands. To achieve a good performance they need a constant adaptation process of the cardiovascular system to exercise.
Dörner S.M., Cristobal   +1 more
core   +2 more sources

Manejo del bajo gasto cardíaco en el posoperatorio cardiovascular pediátrico [PDF]

open access: yes, 2010
Fil: Grzona, María Estela. Universidad Nacional de Cuyo. Facultad de Ciencias Médicas.
Grzona, María Estela
core  

Taquicardia ventricular como expresión de Distrofia Miotónica tipo 1 [PDF]

open access: gold, 2017
Wilfredo Navarrete   +3 more
openalex   +1 more source

Taquicardia ventricular polimórfica tipo Torsadess de Pointes secundaria a estimulación por marcapasos

open access: yesRevista chilena de cardiología, 2023
E. J. García   +3 more
semanticscholar   +1 more source

Spiral Turbulence: From the Oxidation of CO on Pt(110) to Ventricular Fibrillation [PDF]

open access: yesarXiv, 2000
We give a brief overview of systems that show spiral patterns and spatiotemporally chaotic states. We concentrate on two physical systems: (1) the oxidation of CO on Pt(110) and (2) ventricular fibrillation in hearts. The equations that have been suggested as simple models for these two different systems are closely related for they are both {\it ...
arxiv  

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