paroxysmal atrial fibrillation definition

Paroxysmal atrial fibrillation is a type of atrial fibrillation, an irregular heart rhythm. Paroxysmal means that the atrial fibrillation episodes last 7 days or less. The episodes may go away on their own or they go away after treatment. Typically, over time, episodes of paroxysmal atrial fibrillation come on more...