Risk Factor | Pathophysiology |
---|---|
Mitral valve disease (prolapse, stenosis, regurgitation) | Enlargement of the left atrial chamber/stasis |
Chronic heart failure low ejection fraction | Decreased cardiac output→stasis |
Duration of atrial fibrillation/Recurrence of atrial fibrillation | Increased thrombosis risk |
History of radiofrequency ablation | Damaged wall acts as nidus for clot formation |