Symptoms of atrial fibrillation include:Heart palpitations.Irregular pulse.Shortness of breath, especially during physical activity or emotional stress.Weakness, fatigue.Dizziness, confusion.Lightheadedness or fainting (syncope).Chest pain (angina).Atrial fibrillation is often discovered during routine medical checkups, because many people do not have symptoms. Others may notice an irregular ...
If medication is not effective or not tolerated for atrial fibrillation, a nonsurgical procedure called radiofrequency catheter ablation may be chosen. In this procedure thin, flexible wires are inserted into a vein in the groin and threaded up through the vein and into the heart. Through an electrode at the tip of the wires, radio waves can be delivered to selectively destroy heart tissue ...
What is atrial fibrillation?Atrial fibrillation (say “A - tree - uhl fih - bruh - LAY - shun”) is an irregular heart rhythm (arrhythmia) that starts in the upper parts (atria) of the heart. Normally, the heart beats in a strong, steady rhythm. In atrial fibrillation, a problem with the heart’s electrical system causes the atria to quiver, or fibrillate. The quivering upsets the normal rhythm
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