In this situation, the ventricular (QRS) rate will be exactly 150 bpm and regular ... irregular, including atrial fibrillation and multifocal atrial tachycardia, or MAT. Atrial flutter can ...

Ever felt your heart suddenly flutter, race, or feel like it’s skipping a beat? That could be a heart rhythm problem, also called an arrhythmia. It means your heart isn’t beating in a regular ...

The differential diagnosis of an irregularly irregular rhythm includes atrial fibrillation, atrial flutter with variable conduction and multifocal atrial tachycardia or wandering atrial pacemaker.