The volume of the heart's left atrium (left atrial volume) is an important biomarker for cardiovascular physiology and clinical cardiology. It is usually...

Left atrial enlargement (LAE) or left atrial dilation refers to enlargement of the left atrium (LA) of the heart, and is a form of cardiomegaly. Left...

chamber during left ventricular systole and during other periods when left atrial pressure is high". It also modulates intravascular volume by secreting...

Atrial fibrillation (AF, AFib or A-fib) is an abnormal heart rhythm (arrhythmia) characterized by rapid and irregular beating of the atrial chambers of...

[citation needed] Left ventricular volume overload Valvular heart disease Aortic regurgitation Mitral regurgitation, also causing left atrial volume overload Congenital...

Left atrial appendage occlusion (LAAO), also referred to as left atrial appendage closure (LAAC), is a procedure used to reduce the risk of blood clots...

two atrial and two ventricle chambers of the heart; they are paired as the left heart and the right heart—that is, the left atrium with the left ventricle...

of atrial systole fill the left ventricle with oxygen-enriched blood through the mitral valve; when the left atrium is emptied or closed, left atrial systole...

LVMI – left ventricular mass index Ao asc – ascending aorta ST Jxn – sinotubular junction LAVI – left atrial volume index EDV – end-diastolic volume ESV...

Thromboembolism in later stages when the left atrial volume is increased (i.e., dilation). The latter leads to increase risk of atrial fibrillation, which increases...

prolapse are delayed because left atrial volume also increases due to mitral regurgitation along with increased left ventricular volume. Murmurs that are due...

Atrial septal defect (ASD) is a congenital heart defect in which blood flows between the atria (upper chambers) of the heart. Some flow is a normal condition...

contain volume receptors which respond to increased stretching of the atrial wall due to increased atrial blood volume. Reduction of blood volume by ANP...

The ostium primum atrial septal defect is a defect in the atrial septum at the level of the tricuspid and mitral valves. This is sometimes known as an...

which case the disease is an autopsy finding) The symptoms and signs of left atrial myxomata often mimic mitral stenosis. General symptoms may also be present...

The contrasting phase is systole when the heart chambers are contracting. Atrial diastole is the relaxing of the atria, and ventricular diastole the relaxing...

(In atrial fibrillation, this additional 20% filling volume is lost and the patient may experience systolic heart failure symptoms). Complete left ventricular...

tachycardia include: Adrenergic storm Anaemia Anxiety Atrial fibrillation Atrial flutter Atrial tachycardia Atrioventricular reentrant tachycardia AV...

analyzing left atrial size, left atrial ejection fraction and the difference in duration of pulmonary venous and mitral flow velocity at atrial contraction"...

a Mon-Khmer language of southern Laos Left atrial volume index (LAVI), an indicator of the volume of the left atrium Search for "lavi" on Wikipedia....

valve and aortic valve are both closed again so volume is constant. At point D pressure falls below the atrial pressure and the mitral valve opens, initiating...

Zwieten G, Vogel JA, Meijler FL (1980). "Left ventricular (diastolic) dimensions and relaxation in patients with atrial fibrillation". European Heart Journal...

dimension Aortic valve area calculation Ejection fraction Cardiac index Left atrial volume Heart rate Cardiac pacemaker Chronotropic (Heart rate) Dromotropic...

cardiac abnormalities, including: Cardiac rhythm disturbances (such as atrial fibrillation and ventricular tachycardia), Inadequate coronary artery blood...

diastole (the E wave) to peak velocity flow in late diastole caused by atrial contraction (the A wave). It is calculated using Doppler echocardiography...

upper right atrium called the right atrial appendage, or auricle, and another in the upper left atrium, the left atrial appendage. The right atrium and the...

failure include coronary artery disease, heart attack, high blood pressure, atrial fibrillation, valvular heart disease, excessive alcohol consumption, infection...

(ECG) in long-standing MR may show evidence of left atrial enlargement and left ventricular dilatation. Atrial fibrillation may also be noted on the ECG in...

filling of the left ventricle contributes about 20% to the volume in the left ventricle prior to ventricular systole and is known as the atrial kick. The mitral...

usually indicates an increase in ventricular blood volume. A fourth heart sound S4 is referred to as an atrial gallop and is produced by the sound of blood...