A new study has shown that a lower threshold for potassium supplementation after cardiac surgery saves patient costs and does not create any further risks of atrial fibrillation or other dysrhythmias.

SAN ANTONIO -- The Society of Thoracic Surgeons (STS) made a big push for left atrial appendage (LAA) occlusion in updated guidelines for the surgical treatment of atrial fibrillation (Afib). In this ...

Atrial fibrillation is the irregular and rapid beating of the upper two chambers of the heart (the atria). It can be classified as paroxysmal, persistent or permanent. Patients with atrial ...

Atrial fibrillation, or AFib, is the most common type of irregular heartbeat. About 2.7 million Americans have it. AFib happens when the electrical activity of the heart isn’t working the way it’s ...