Other Conditions With Symptoms Similar to Atrial Fibrillation
Pinpointing the exact cause of your lightheadedness, palpitations,
and chest pain can be extremely hard. For example, after a rigorous
workout, you may feel these exact sensations yet have no arrhythmia of any
kind. Your doctor may ask you the following questions:
Although answers to these questions will not provide your doctor with
enough information to reach a complete diagnosis, they do allow your doctor to
consider several illnesses more specifically. The table below provides
information on which conditions cause symptoms similar to atrial fibrillation
and how they cause symptoms.
The heart has four areas, or chambers. During each heartbeat, the two upper chambers (atria) contract, followed by the two lower chambers (ventricles). This is directed by the heart's electrical system.
The electrical impulse begins in an area called the sinus node, located in the right atrium. When the sinus node fires, an impulse of electrical activity spreads through the right and left atria, causing them to contract, forcing blood into the ventricles.
Then the electrical impulses travel in...