Atrial tachycardia is a form of supraventricular tachycardia that occurs when one focus in the atria begins to fire rapidly, overwhelming the sinoatrial node. This results in rapid conduction of ...

In sinus tachycardia, the heart rate increases ... experts foresee that atrial fibrillation — the main cause of arrhythmia — will affect over 12 million people in the United States.

Atrial tachycardia is quite common. The causes of atrial tachycardia include chronic hypertension, congestive heart failure, valvular heart disease and simply aging of the heart. Brief atrial ...

There are many cardiac and respiratory causes of severe hypoxia, which require emergency treatment of the underlying condition. Oxygen treatment in an appropriate dose should be administered where ...

Increased pressure in the left atrium and lungs is the cause. Atrial fibrillation or ventricular tachycardia may cause ...

Background: Only a few algorithms for predicting the site of origin of focal atrial tachycardia (AT) have been reported. We aimed to develop a new and more effective algorithm. Methods ...