Dr. Hugh Calkins answers the question: 'Atrial Fibrillation vs. Atrial Flutter?' — -- Question: My doctor told me I sometimes have atrial fibrillation and at other times have atrial flutter. What ...

When your electrical system is working normally, the two upper chambers of the heart (atria) contract and pump blood into the two lower chambers (ventricles) in a well-coordinated way. This results in ...

This ECG has typical atrial flutter waves in a "sawtooth" pattern rotating in a clockwise direction. For a complete review of atrial flutter including determining rotation direction, typical versus ...

Among the 77 patients assigned to undergo circumferential pulmonary-vein ablation, ablation was repeated because of recurrent atrial fibrillation in 26 percent of patients and atypical atrial flutter ...

At times it is difficult to distinguish atrial fibrillation from atrial flutter on the ECG. This example shows coarse "fibrillatory waves" in the setting of atrial fibrillation. This are of varying ...

When you put your hand on your chest, you might feel your heart's familiar lub-dub beat. If your heart races or the beats feel irregular and the feeling lasts for a few minutes, that’s a sign you ...

Saint-Etienne, France - Radiofrequency ablation is more effective than treatment with amiodarone for the prevention of atrial flutter recurrence in patients who experienced a first symptomatic episode ...

Atrial flutter is a type of irregular heartbeat, or an arrhythmia. It causes your heart to beat too fast. Atrial flutter doesn't always have symptoms, but it can sometimes have serious consequences if ...