Results 61 to 70 of about 3,748,215 (287)

The inferior caval vein draining into the left atrial cavity : a rare case [PDF]

open access: yes, 2011
The inferior vena cava (IVC) draining into the left atrium (LA) is exceedingly rare in the setting of the usual atrial arrangement (situs solitus).
Shiina, Y.   +4 more
core  

Proteogenomic Profiling of Idiopathic Pulmonary Arterial Hypertension Identifies Sex‐Differential Proteins and Candidate Therapeutic Targets

open access: yesAdvanced Science, EarlyView.
An integrated proteogenomic analysis of 44,137 predominantly European‐ancestry UK Biobank participants aged 40–69 years identifies 12 robust proteins associated with idiopathic pulmonary arterial hypertension. These proteins define a high‐mortality molecular endotype, support early detection and mortality prediction, reveal sex‐differential proteomic ...
Xinjie Lin   +18 more
wiley   +1 more source

Role of left atrial strain in predicting left atrial appendage thrombosis in patients with non valvular atrial fibrillation [PDF]

open access: yesAl-Azhar International Medical Journal
Background:Atrial fibrillation (AF) is associated with left atrial (LA) mechanical dysfunction and an increased risk of thromboembolism, most commonly originating from the left atrial appendage (LAA).
Ahmed Elkhateib   +2 more
doaj   +1 more source

Thickness‐Gradient Liquid Metal Connectors for Seamless Electrophysiological Sensors

open access: yesAdvanced Science, EarlyView.
Thickness‐gradient liquid metal interfaces with elastomeric substrates enable seamless integration between ultrathin skin‐conformal electrodes and external interconnects. The mechanically compliant connector reduces interfacial mismatch and supports stable ECG/EMG monitoring under bending and motion.
Jinyoung Kim   +3 more
wiley   +1 more source

Abnormal Left Atrial Pump Strain in Patients with Proximal Left Circumflex Coronary Artery Occlusion among Patients with ST-elevation Acute Coronary Syndrome

open access: yesJournal of the Indian Academy of Echocardiography & Cardiovascular Imaging
Background: The left circumflex coronary artery (LCx) is the predominant source of blood supply to the left atrium. This study investigated whether discernable differences in left atrial strain exist among patients with ST-elevation acute coronary ...
Ebenezer Daniel   +6 more
doaj   +1 more source

Cardiac Resynchronization Therapy and Left Atrial Remodeling: A Novel Insight?

open access: yesBiomedicines, 2023
Cardiac resynchronization therapy (CRT) restores ventricular dyssynchrony, improving left ventricle (LV) systolic function, symptoms, and outcome in patients with heart failure, systolic dysfunction, and prolonged QRS interval. The left atrium (LA) plays
Andrei Dan Radu   +6 more
doaj   +1 more source

Interatrial Block, Bayés Syndrome, Left Atrial Enlargement, and Atrial Failure

open access: yes, 2023
Interatrial block (IAB) is defined by the presence of a P-wave ≥120 ms. Advanced IAB is diagnosed when there is also a biphasic morphology in inferior leads.
Manuel Martínez-Sellés   +5 more
core   +1 more source

The Deubiquitinase UCHL1 Drives Susceptibility to Atrial Fibrillation by Stabilizing CaMKII‐δ

open access: yesAdvanced Science, EarlyView.
UCHL1 is highly upregulated in mice and patients with AF. UCHL1 directly binds to and removes K48‐linked polyubiquitin chains from CaMKII‐δ at K251 and enhances CaMKII‐δ stability, which activates RyR2, disrupts Ca2+ handling, and promotes AF. These findings establish UCHL1 as a critical regulator of CaMKII‐δ stability and AF‐related Ca2+ handling ...
Hai‐Lian Bi   +6 more
wiley   +1 more source

Symptomatic giant left atrial aneurysm in a child : a rare entity [PDF]

open access: yes, 2010
Isolated left atrial aneurysms are rare entities in clinical practice. Usually the condition is diagnosed in the second to fourth decades of life. The presence of such lesions in the pediatric age group is scantily described.
Shrivastava, Sameer   +4 more
core  

Left atrial longitudinal strain/strain rate curves obtained from an apical four-chamber view.

open access: yes, 2013
εs: peak atrial longitudinal strain during ventricular systole, εa: atrial strain at the onset of P-wave on electrocardiography, SRs: peak left atrial strain during LV systole, SRe: peak left atrial strain during early LV diastole, SRa: peak left atrial ...
Bin Sun (210373)   +7 more
core   +1 more source

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