1B). These maneuvers were all consistent with atypical, slow-slow atrioventricular nodal reentrant tachycardia (AVNRT). Given the atypical slow-slow form of AVNRT and the unusual His position in ...

In this case, we describe a case of atypical slow-slow AVNRT in a patient with dextrocardia and an unusual His bundle position in the low posterior septum of the morphologic right atrium.