paroxysmal atrial fibrillation – episodes come and go, and usually stop within 48 hours without any treatment. persistent atrial fibrillation – each episode lasts for longer than 7 days (or less when it’s treated)
paroxysmal atrial fibrillation – episodes come and go, and usually stop within 48 hours without any treatment. persistent atrial fibrillation – each episode lasts for longer than 7 days (or less when it’s treated)