What is Atrial Fibrillation?

AFib is an arrhythmia that originates in the left upper chamber of the heart creating a chaotic irregular electrical signal that interferes and overrides the natural pacemaker of the heart.  A similar condition, atrial flutter, occurs in the right upper chamber of the heart and often coincides with atrial fibrillation. Possible triggers include:​

AFib disrupts the normal rhythm of the heart and may manifest as shortness of breath, chest pain, palpitations, dizziness, fatigue, fainting, or no symptoms at all.

How is AFIB Diagnosed?

Diagnosis includes a combination of pulse check, listening to heart sounds with the following tests:​

What is the Treatment for AFIB?

The treatment goals for AFib include rate control, resetting the rhythm, and preventing clots that may travel to the brain and lead to a stroke.  Strategies used to achieve these goals include:​



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