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There are numerous cardiac arrhythmias, but the most common is called atrial fibrillation, A-fib for short. Any arrhythmia simply means you have an abnormal heart rate. Approximately 0.4% of the population, increasing with age, will develop this cardiac problem. It appears that A-fib involves an interplay between electrical triggering events and the myocardial substrate that permits propagation and maintenance of the aberrant electrical circuit. The most popular focal trigger of A-fib is located between the cardiac muscle that extends into the pulmonary veins.
Today atrial fibrillation accounts for 1/3 of the hospitalizations for cardiac rhythm disturbances. The most common symptoms include Read more…
Atrial fibrillation (AF) is an irregular heartbeat that may be very fast. Your heart has 4 compartments called chambers. The top 2 chambers are called the atria. The bottom 2 chambers are called the ventricles. In atrial fibrillation, the atria stop beating regularly. Instead, they tremble (fibrillate) in a disorganized way. This can cause an irregular, and sometimes very fast, heartbeat. Atrial fibrillation is most common Read more…