atrial fusion beat

n.

A pulsation occurring when the atria of the heart are activated partly by a sinus impulse and partly by a retrograde impulse from the atrioventricular node or ventricle.

Words nearby atrial fusion beat

atrial conduction, atrial dissociation, atrial extrasystole, atrial fibrillation, atrial flutter, atrial fusion beat, atrial natriuretic factor, atrial septal defect, atrichia, atrichous, atrio-