This Journal feature begins with a case vignette that includes a therapeutic recommendation. A discussion of the clinical problem and the mechanism of benefit of this form of therapy follows. Major ...

This procedure uses energy to make small scars in your heart tissue. These scars stop unusual electrical signals that move through your heart and cause an uneven heartbeat (your doctor might call it ...

Arrhythmia radiofrequency ablation is a procedure to destroy cells that cause heart arrhythmias. An arrhythmia is an irregular heart rate, such as a very fast heartbeat or a heartbeat that does not ...

Catheter ablation is less successful for persistent atrial fibrillation than for paroxysmal atrial fibrillation. Guidelines suggest that adjuvant substrate modification in addition to pulmonary-vein ...