what is paroxysmal atrial fibrillation hcc?
Paroxysmal atrial fibrillation occurs when a rapid, erratic heart rate begins suddenly and then stops on its own within 7 days. It is also known as intermittent A-fib and often lasts for less than 24 hours. The American Heart Association (AHA) estimate that 2.7 million American people live with some form of A-fib.