Results 21 to 30 of about 6,056,841 (295)

What role does the right side of the heart play in circulation? [PDF]

open access: yes, 2006
Right ventricular failure (RVF) is an underestimated problem in intensive care. This review explores the physiology and pathophysiology of right ventricular function and the pulmonary circulation.
Rhodes, A, Johnston, E, Cecconi, M
core   +1 more source

Prevalence and significance of alterations in cardiac structure and function in patients with heart failure and a preserved ejection fraction [PDF]

open access: yes, 2011
<p><b>Background:</b> The purpose of this study was to examine the prevalence of abnormalities in cardiac structure and function present in patients with heart failure and a preserved ejection fraction (HFPEF) and to determine whether ...
Michel Komajda   +18 more
core   +1 more source

Tissue Doppler imaging following paediatric cardiac surgery : early patterns of change and relationship to outcome [PDF]

open access: yes, 2009
In this study, tissue Doppler imaging (TDI) was used to assess changes in ventricular function following repair of congenital heart defects. The relationship between TDI indices, myocardial injury and clinical outcome was explored.
MacArthur, Kenneth   +8 more
core   +3 more sources

BDNF contributes to the skeletal muscle anti-atrophic effect of exercise training through AMPK-PGC1α signaling in heart failure mice

open access: yesArchives of Medical Science, 2018
Introduction Exercise training is a coadjuvant therapy in preventive cardiology, and it delays cardiac dysfunction and exercise intolerance in heart failure (HF).
Zheng Zhang, Beili Wang, Aihua Fei
doaj   +1 more source

Evaluation of myocardial contraction fraction in transcatheter aortic valve replacement

open access: yesHeart Vessels and Transplantation, 2023
Objective: Myocardial contraction fraction (MCF), a costless, easy-to-perform echocardiographic measure, which estimates cardiac function through the volumetric measurement of myocardial shortening, may be a useful prognostic indicator in patients ...
Luana da Graça Machado   +2 more
doaj   +1 more source

Analysis of desmoplakin in arrythmogenic right ventricular cardiomyopathy [PDF]

open access: yes, 2010
Includes bibliographical references (leaves 71-79).It has been shown that all forms of cardiomyopathy, including the dilated, hypertrophic, restrictive, and right ventricular arrhythmogenic forms, are found in African populations.
Fish, Maryam
core   +1 more source

Describing right ventricular function [PDF]

open access: yesEuropean Respiratory Journal, 2013
In pulmonary hypertension and other conditions, such as acute respiratory distress syndrome and left heart failure, right ventricular dysfunction is a prognostic determinant. Therefore, functional parameters pertaining to the right heart alone,i.e.independent of its loading conditions, should be used to quantify right ventricular disease progression ...
Vonk-Noordegraaf, A., Westerhof, N.
openaire   +2 more sources

The tricuspid valve in hypoplastic left heart syndrome: Echocardiography provides insight into anatomy and function

open access: yesFrontiers in Pediatrics, 2023
Tricuspid regurgitation (TR) is commonly seen in surgically palliated patients with hypoplastic left heart syndrome, and when significant, is associated with an increase in both morbidity and mortality.
Tara Bharucha, Nicola Viola
doaj   +1 more source

Obese subjects show sex-specific differences in right ventricular hypertrophy [PDF]

open access: yes, 2015
As right ventricular (RV) remodeling in obesity remains underinvestigated, and the impact of left ventricular (LV) diastolic dysfunction on RV hypertrophy is unknown, we aimed to investigate whether (1) sex-specific patterns of RV remodeling exist in ...
Francis, JM   +10 more
core   +1 more source

The Variation in the Diastolic Period with Interventricular Septal Displacement and Its Relation to the Right Ventricular Function in Pulmonary Hypertension: A Preliminary Cardiac Magnetic Resonance Study

open access: yesDiagnostics, 2022
Background: Pulmonary hypertension (PH) is known to alter the biventricular shape and temporal phases of the cardiac cycle. The presence of interventricular septal (IVS) displacement has been associated with the severity of PH.
Fan Yang   +8 more
doaj   +1 more source

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