Multifocal atrial tachycardia: Causes, symptoms, and treatment
Multifocal atrial tachycardia (MAT) is a heart condition characterized by an irregularly fast heartbeat, otherwise known as arrhythmia. The patient will present with a heartbeat faster than 100 beats per minute (bpm)—in some cases reaching as high as 250 bpm—which is more than twice the normal rate. This is caused by several sites of competing ...click here to read more






