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Posts Tagged ‘atrial fibrillation’

Feb
04

       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…

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May
02

          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…

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