Saint-Etienne, France - Radiofrequency ablation is more effective than treatment with amiodarone for the prevention of atrial flutter recurrence in patients who experienced a first symptomatic episode ...

This patient had classic atrial flutter with a cycle length of 240 msec prior to ablation. The P waves were deeply negative in ECG leads II, III, and aVF, and were initially upright in V1. Note that ...

When your electrical system is working normally, the two upper chambers of the heart (atria) contract and pump blood into the two lower chambers (ventricles) in a well-coordinated way. This results in ...

Atrial fibrillation is a chronic, progressive disorder, and persistent forms of atrial fibrillation are associated with increased risks of thromboembolism and heart failure. Catheter ablation as ...