Results 41 to 50 of about 2,298,025 (383)

Total anomalous pulmonary vein drainage in a 60-year-old woman diagnosed in an ECG-gated multidetector computed tomography : a case report and review of literature [PDF]

open access: yes, 2018
Purpose: Total anomalous pulmonary vein drainage (TAPVD) is a congenital cardiac defect in which there is no connection between pulmonary veins and the left atrium.
Adamczyk, Piotr   +7 more
core   +1 more source

Giant left atrium calcification [PDF]

open access: yesInternal and Emergency Medicine, 2015
revealed an unusual pattern of curvilinear cardiac calcification (Fig. 1). Computed tomography showed a giant left atrium with calcification (Fig. 2). Rheumatic heart disease, often neglected by media and policy makers, is a major burden in developing countries. There are about 2.5 million people with rheumatic heart disease in China [1].
Qiang, Sun   +4 more
openaire   +2 more sources

Interatrial shunt devices for heart failure with normal ejection fraction: a technology update [PDF]

open access: yes, 2017
Heart failure with normal ejection fraction (HeFNEF) accounts for ~50% of heart failure admissions. Its pathophysiology and diagnostic criteria are yet to be defined clearly which may hinder the search for effective treatments.
Clark, Andrew L.   +2 more
core   +3 more sources

Transcriptomic profile analysis of the left atrium in spontaneously hypertensive rats in the early stage

open access: yesFrontiers in Pharmacology, 2022
Left atrial remodeling, characterized by enlargement and hypertrophy of the left atrium and increased fibrosis, was accompanied by an increased incidence of atrial fibrillation.
Qinghua Fang   +7 more
doaj   +1 more source

Analysis of a coupled fluid‐structure interaction model of the left atrium and mitral valve

open access: yesInternational Journal for Numerical Methods in Biomedical Engineering, 2019
We present a coupled left atrium‐mitral valve model based on computed tomography scans with fibre‐reinforced hyperelastic materials. Fluid‐structure interaction is realised by using an immersed boundary‐finite element framework.
Liuyang Feng   +4 more
semanticscholar   +1 more source

Case Report: Double-Decker Repair of Partial Pulmonary Venous Return Into the Coronary Sinus

open access: yesFrontiers in Cardiovascular Medicine, 2022
We present a case of persistent left superior vena cava (LSVC) draining into the right atrium (RA) via the coronary sinus (CS), while the left superior pulmonary vein returns abnormally to the CS.
Xuan Jiang   +3 more
doaj   +1 more source

Fetal heterotaxy with tricuspid atresia, pulmonary atresia, and isomerism of the right atrial appendages at 22 weeks. [PDF]

open access: yes, 2013
We report the accurate prenatal diagnosis at 22 weeks gestation of right atrial isomerism in association with tricuspid atresia. Several distinctive sonographic features of isomerism of the right atrial appendages were present in this fetus: complex ...
Richardson, Randy R   +3 more
core   +2 more sources

Region specific parasympathetic nerve remodeling in the left atrium contributes to creation of a vulnerable substrate for atrial fibrillation.

open access: yesJCI Insight, 2019
Atrial fibrillation (AF) is the most common heart rhythm disorder and a major cause of stroke. Unfortunately, current therapies for AF are suboptimal, largely because the molecular mechanisms underlying AF are poorly understood.
Georg Gussak   +16 more
semanticscholar   +1 more source

A CLINICAL CASE: A GIANT MYXOMA OF THE LEFT ATRIUM

open access: yesРоссийский кардиологический журнал, 2014
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A. N. Shilenko   +3 more
doaj   +1 more source

Principal component analysis of atrial fibrillation: Inclusion of posterior ECG leads does not improve correlation with left atrial activity [PDF]

open access: yes, 2015
Background Lead V? is routinely analysed due to its large amplitude AF waveform. V? correlates strongly with right atrial activity but only moderately with left atrial activity. Posterior lead V? correlates strongest with left atrial activity.
Bourke, John P.   +6 more
core   +1 more source

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