Wandering atrial pacemaker is similar to multifocal atrial tachycardia except the heart rate is normal ― that is, less than 100 beats per minute. Wandering atrial pacemaker occurs when multiple ...

A 76-year-old woman presents with a persistently rapid heart rate that she attributes to her pacemaker. What does the ECG ...

This ectopic focus becomes the predominant pacemaker of the heart ... simply aging of the heart. Brief atrial tachycardia is seen very commonly on ambulatory ECG monitoring in the elderly and ...

Patients requiring a pacemaker often have atrial fibrillation (AF), which increases the risk of thromboembolism and, consequently, the risk of morbidity and mortality. To maintain sinus rhythms ...

Background: Several clinical factors have been studied to predict atrial fibrillation (AF ... which is extracted from surface electrocardiographic (ECG) recordings. The AA will be characterized ...