But rarely does it persist for months or years.

It is typically not a stable rhythm, and often degenerates into atrial fibrillation (AF). high blood pressure, coronary artery disease, and cardiomyopathy) and diabetes mellitus, it may occur spontaneously in people with otherwise normal hearts. Symptoms may include a feeling of the heart beating too fast, too hard, or skipping beats, chest discomfort, difficulty breathing, a feeling as if one's stomach has dropped, a feeling of being light-headed, or loss of consciousness.Īlthough this abnormal heart rhythm typically occurs in individuals with cardiovascular disease (e.g. Atrial flutter is characterized by a sudden-onset (usually) regular abnormal heart rhythm on an electrocardiogram (ECG) in which the heart rate is fast. When it first occurs, it is usually associated with a fast heart rate and is classified as a type of supraventricular tachycardia. Atrial flutter with varying A-V conduction (5:1 and 4:1)Ītrial flutter ( AFL) is a common abnormal heart rhythm that starts in the atrial chambers of the heart.

Atrial flutter treatment