| Namespace | disease_ontology | Obsolete | false |
| description | A heart disease characterized by a broad spectrum of cardiac arrhythmias including; bradycardia, sinus arrhythmia, delayed conduction/conduction block, idiopathic ventricular fibrillation, and catecholaminergic polymorphic ventricular tachycardia that has_material_basis_in heterozygous mutation in the ANK2 gene on chromosome 4q25-q26. |
