Recommendations: treatment of syncope due to cardiac arrhythmias

^aClass of recommendation.

^bLevel of evidence.

AV = atrioventricular; BBB = bundle branch block; CSNRT = corrected sinus node recovery time; ECG = electrocardiogram; EPS = electrophysiological study; ICD = implantable cardioverter defibrillator; SVT = supraventricular tachycardia; VT = ventricular tachycardia.