Atrial flutter is an abnormality in the beating of the heart. Take a comprehensive look at the causes, symptoms, diagnosis, and treatment of atrial flutter and atrial fibrillation.

Hearts Aflutter. ByMatthew Herper, ... West, 71, was eventually diagnosed with atrial fibrillation, ... start to flutter. Symptoms include lightheadedness, ...

Pulsed field ablation dominated discussions and scientific sessions at Heart Rhythm 2025 in San Diego with researchers and manufacturers touting new applications in persistent atrial fibrillation, ...

Atrial flutter is a type of arrhythmia (heart rhythm disorder) caused by a “short circuit” in the electrical system. The heart’s upper chambers beat too quickly, prompting the upper heart to beat as ...

Atrial flutter occurs when a “ reentrant ” circuit is present, causing a repeated loop of electrical activity to depolarize the atrium at a rate of about 250 to 350 beats per minute; the ...

Atrial Flutter Symptoms and Complications. Aside from a rapid heart rate, symptoms of atrial flutter include the following, according to the Heart Rhythm Society and MedlinePlus:. Palpitations ...

Atrial flutter (AFL) is a type of abnormal heart rhythm, or arrhythmia. It occurs when the upper chambers of your heart beat too fast, causing the bottom chambers to also beat faster than normal ...

Atrial fibrillation is when your heartbeat is irregular and often very fast. It's similar to but not the same as an atrial flutter - both are abnormal heart rhythms, but the heart's atria beat ...

Among 3,970 patients with COVID-19 admitted to Mount Sinai system hospitals from Feb. 4 to April 22, 2020 (mean age, 66 years; 59% men), 10% had AF or atrial flutter, and among those who had no ...

Here's what to know about atrial flutter. Jim Harbaugh briefly left the Chargers vs. Broncos game in Week 6 because of a heart condition. Sports newsletter 🏈's best, via 📧 Studio IX 🏀⚽ ...