Atrial fibrillation (AF) is an atrial arrhythmia characterized on the electrocardiogram by an irregular ventricular interval and the absence of distinct organized atrial activity.1 The prevalence of AF increases with age, it is very rare before the age of 40, but almost 25% of the general population older than 80 years suffers from episodes of AF.2 The current classification of AF3 is based on the arrhythmia's temporal behaviour and AF is considered a progressive disease:4 patients with...