Because the atrial rate is so fast, and the action potentials produced are of such low amplitude, P waves will not be seen on the ECG in patients with atrial fibrillation. At times, the P wave ...

Brief atrial tachycardia is seen very commonly on ambulatory ECG monitoring in the elderly and is frequently asymptomatic. Symptoms of atrial tachycardia depend on the ventricular rate and the ...

That's why we wanted to study what happens if you skip the ECG technicians altogether and let an AI algorithm do the job of detecting the arrhythmias, that cardiologists then review," says Johnson.

Electrocardiography (ECG) is a transthoracic (across the thorax or chest) interpretation of the electrical activity of the heart over a period of time, as detected by electrodes attached to the ...