Atrial flutter is one of the more common abnormal heart rhythms (arrhythmias). It’s caused by an abnormal electrical circuit in the upper chambers of the heart (atria) that makes the atria beat quickly and flutter instead of fully squeezing.
Read moreWhat is the cause of fluttering?
In atrial flutter, your heart’s upper chambers (atria) beat too quickly. This causes the heart to beat in a fast, but usually regular, rhythm. Atrial flutter is a type of heart rhythm disorder (arrhythmia) caused by problems in your heart’s electrical system .20 Kas 2020
Read more