ISTANBUL, Turkey — For patients with cryptogenic stroke, larger left atrial volume is a strong predictor that atrial fibrillation (AF) is the underlying cause, a new study suggests. This sign can be ...

More than half of the patients who have suffered a stroke with no well-defined aetiology have an enlarged left atrial appendage of the heart, according to a study. The results indicate that the ...

Patients who have had an embolic stroke of undetermined source (ESUS) and have moderate-to-severe left atrial enlargement may benefit from empiric treatment with a direct oral anticoagulant (DOAC), a ...

Idiopathic premature ventricular contractions (PVCs) may cause subtle changes in left atrium (LA) structure and function. The authors of an article published in Cardiovascular Innovations and ...

Left atrial enlargement refers to dilation of the left atrium which occurs from multiple disease states that can chronically increase the left atrial pressure. These include congestive heart failure, ...

The recurrence of atrial fibrillation (AF) after catheter ablation occurs in 11% to 41% of patients. 1 A recent study by Masuda and colleagues 2 reports that the presence of left atrial low-voltage ...

The normal mitral valve permits unrestricted antegrade diastolic flow from the left atrium to the left ventricle (LV) and effectively seals off the atrium from the ventricle during LV systole, ...

Panel A shows a cross-section of a normal heart (top) and an endomyocardial biopsy sample from a normal heart (bottom; with hematoxylin and eosin staining) that shows normal histologic characteristics ...