Introduction Radiofrequency ablation (RFA) has become the standard of care for catheter ablation of cardiac arrhythmias. Other ablative technologies, including cryoablation and lasers, are variably used depending on the anatomic features of the tissue being targeted. Common to all is…
Key Points Atrial fibrillation (AF) is associated with substantial morbidity and mortality due to stroke and systemic embolism. The left atrial appendage (LAA) appears to be the primary source of thromboembolism in AF and therefore is a target for mechanical…
1 What is sick sinus syndrome? Sinus node dysfunction, commonly referred to as sick sinus syndrome, refers to a broad array of abnormalities of the sinus node, ranging from atrial impulse formation through propagation of the depolarization impulse. Sick sinus…