Atrial fibrillation is one of the most common kinds of arrhythmia, causing the heart not to contract properly in order to ...

Atrial fibrillation is one of the most common kinds of arrhythmia, causing the heart not to contract properly in order to pump the blood, which can ...

The left atrium is one of the four chambers of the heart, located on the left posterior side. Its primary roles are to act as a holding chamber for blood returning from the lungs and to act as a pump ...

CHICAGO -- For patients at high risk of stroke who underwent catheter-based atrial fibrillation ablation, left atrial appendage closure led to less bleeding compared with oral anticoagulation, the ...