Transitory abnormal Q waves during bouts of tachycardia.
D001145:Arrhythmias, Cardiac; D053840:Brugada Syndrome; D000075224:Cardiac Conduction System Disease; D004562:Electrocardiography; D006329:Heart Conduction System; D006801:Humans; D013610:Tachycardia
ELECTROCARDIOGRAPHY; TACHYCARDIA