Key result
Twin atrioventricular nodes are frequently present in patients with heterotaxy syndrome, particularly in cases of right atrial isomerism.
Population
Patients with complex congenital heart disease, heterotaxy syndrome, and twin atrioventricular nodes
Design
Other
Authors
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Supports considering dual-node substrate during EP evaluation of heterotaxy SVT; leaves open larger-cohort confirmation of prevalence and outcomes.
Twin atrioventricular nodes are frequently found in patients with heterotaxy syndrome and right atrial isomerism.
Papagiannis et al. (2020) studied Heterotaxy syndrome. Heterotaxy syndrome was evaluated. Twin atrioventricular nodes are frequently present in patients with heterotaxy syndrome, particularly in cases of right atrial isomerism.
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