has material basis in germline mutation in SCN5A long QT syndrome 3 https://github.com/monarch-initiative/mondo/issues/9285 https://rarediseases.info.nih.gov/diseases/3286/long-qt-syndrome-3 https://www.malacards.org/card/long_qt_syndrome_3 OMIM:603830 MESH:C565840 SCN5A long QT syndrome MONDO:0011377 long QT syndrome type 3 LQT3 long QT syndrome 3/6, digenic long QT syndrome 3, acquired, susceptibility to long QT syndrome caused by mutation in SCN5A NCIT:C137959 GARD:0003286 UMLS:C1859062 long QT syndrome 2/3, digenic DOID:0110646 MEDGEN:349087 An autosomal dominant condition caused by mutation(s) in the SCN5A gene, encoding sodium channel protein type 5 subunit alpha. It is characterized by a prolonged QT interval that may result in torsade de pointes, ventricular fibrillation and/or sudden cardiac death. long QT syndrome 3 familial long QT syndrome SCN5A-related cardiac rhythm disorder