Mondo Description Any long QT syndrome in which the cause of the disease is a mutation in the CALM2 gene.

Uniprot Description A form of long QT syndrome, a heart disorder characterized by a prolonged QT interval on the ECG and polymorphic ventricular arrhythmias. They cause syncope and sudden death in response to exercise or emotional stress, and can present with a sentinel event of sudden cardiac death in infancy.

Disease Ontology Description A long QT syndrome that has_material_basis_in dominant inheritance of mutation in the CALM2 gene on chromosome 2p21.