Atrial Flutter
Definition
Atrial fibrillation/flutter is a heart rhythm disorder (arrhythmia). It usually involves a rapid heart rate, in which the upper heart chambers (atria) are stimulated to contract in a very disorganized and abnormal manner.
Symptoms
You may not be aware that your heart is not beating in a normal pattern, especially if it has been occurring for some time.
Symptoms may include:
* Pulse that feels rapid, racing, pounding, fluttering, or too slow
* Pulse that feels regular or irregular
* Sensation of feeling the heart beat (palpitations)
* Shortness of breath while lying down
* Confusion
* Dizziness, light-headedness
* Fainting
* Fatigue
Note: Symptoms may begin or stop suddenly.
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