Algorithm for differentiation of typical AVNRT and orthodromic AVRT in children

AVNRT: atrioventricular nodal reentrant tachycardia; AVRT: atrioventricular reentrant tachycardia.

Adapted from: Jaeggi ET, Gilljam T, Bauersfeld U, et al. Electrocardiographic differentiation of typical atrioventricular node reentrant tachycardia from atrioventricular reciprocating tachycardia mediated by concealed accessory pathway in children. Am J Cardiol 2003; 91:1084.

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