Tag Archives: photoplethysmography (PPG)

Background Some paroxysmal arrhythmias are either too short in duration, or result in symptoms too severe, to allow patients to be able to activate and record an electrocardiogram (ECG) on a portable patient-activated monitor. Non-sustained ventricular tachycardia, sinus pauses and transient high-grade atrioventricular block can be examples of this. Many paroxysmal arrhythmias, however, have a duration of at least a few minutes during which, a patient familiar with the use of a personal ECG-recording device, can activate the device and record an ECG that is of sufficient quality for a cardiologist to review the recording and determine the di