Results 31 to 40 of about 19,328,196 (346)

The Impact of Atrial Fibrillation on All Heart Chambers Remodeling and Function in Patients with Dilated Cardiomyopathy—A Two- and Three-Dimensional Echocardiography Study

open access: yesLife, 2023
Atrial fibrillation is frequently seen in patients with dilated cardiomyopathy (DCM), and its presence impacts the function of the heart, with clinical and prognostic consequences. In this prospective single-center study, we aimed to assess the impact of
Maria L. Iovănescu   +6 more
doaj   +1 more source

Role of the liver in splanchnic extraction of atrial natriuretic factor in the rat [PDF]

open access: yes, 1992
Mesenteric, hepatic and splanchnic extraction of C-terminal and N-terminal atrial natriuretic factor was investigated in male Sprague-Dawley rats. Plasma concentrations (mean ± S.E.M.) of C-terminal atrial natriuretic factor were 55.0 ± 6.1 fmol/ml, 31.2
Dieter Jungst   +12 more
core   +1 more source

A Comprehensive Review of Atrial Infarction [PDF]

open access: yesTexas Heart Institute Journal
Atrial infarction is often undiagnosed in patients with underlying ischemic heart disease and is identified only later, upon autopsy. One of the main challenges in diagnosing the condition is its localization within the affected atria.
Domenic Grosso, DO   +2 more
doaj   +1 more source

Echocardiographic reference ranges for normal left atrial function parameters: results from the EACVI NORRE study

open access: yesEuropean Heart Journal-Cardiovascular Imaging, 2018
Aims To obtain the normal ranges for echocardiographic measurements of left atrial (LA) function from a large group of healthy volunteers accounting for age and gender.
T. Sugimoto   +58 more
semanticscholar   +1 more source

Atrial Natriuretic Factor and the Atrial Function [PDF]

open access: yesCardiology, 1998
Accessible online at: http://BioMedNet.com/karger Dear Sir, I read with interest the report by Takeichi et al. [1] on the relationship between left atrial function and plasma levels of atrial natriuretic peptide in patients with various types of heart disease. I would like to make three comments.
openaire   +1 more source

Transient outward K+ current (ITO) reduction prolongs action potentials and promotes afterdepolarisations: a dynamic-clamp study in human and rabbit cardiac atrial myocytes [PDF]

open access: yes, 2012
Background and aim: Human atrial transient outward K+ current (ITO) is decreased in a variety of cardiac pathologies, but how ITO reduction alters action potentials (AP) and arrhythmia mechanisms is poorly understood, owing to non-selectivity of ITO ...
Marshall, G.E.   +4 more
core   +1 more source

Echocardiographic evaluation of the right atrial size and function: Relevance for clinical practice

open access: yesAmerican Heart Journal Plus, 2023
Right atrial (RA) structural and functional evaluations have recently emerged as powerful biomarkers for adverse events in various cardiovascular conditions.
Zhen-Yun Sun   +5 more
doaj   +1 more source

Cardiotoxicity in breast cancer treatment: What about left ventricular diastolic function and left atrial function?

open access: yesEchocardiography, 2019
Cardiotoxicity is a possible complication of cancer treatment, particularly with anthracyclines and anti‐HER2 drugs. Systolic dysfunction has already been described. Diastolic dysfunction and left atrial function are less studied.
A. Timóteo   +7 more
semanticscholar   +1 more source

HL-1 cells express an inwardly rectifying K+ current activated via muscarinic receptors comparable to that in mouse atrial myocytes [PDF]

open access: yes, 2010
An inwardly rectifying K^+ current is present in atrial cardiac myocytes that is activated by acetylcholine (I_{KACh}). Physiologically, activation of the current in the SA node is important in slowing the heart rate with increased parasympathetic tone ...
Muriel Nobles   +6 more
core   +1 more source

Left Atrial Strain—Current Review of Clinical Applications

open access: yesDiagnostics
Left atrial strain has gained significant attention in recent years due to its potential to provide valuable insights into the function and mechanics of the left atrium.
Constantin Andrei Rusali   +3 more
doaj   +1 more source

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