<unk>  is a rare congenital genetic condition with autosomal dominant inheritance pattern which leads to abnormal ventricular myocardial repolarization which results in long QT syndrome (LQTS). Among all other long QT syndrome (LQTS)<unk>  is the most common one.<unk>  is due to mutation in LQT1, LQT2 and LQT3 genes.<unk>  has a purely cardiac phenotype of QT prolongation in contrast to Jervell and Lange-Nielsen syndrome which has both sensorineural deafness and cardiac events.
Romano-Ward syndrome
Romano–Ward syndrome
Townes-Brocks syndrome
Fitzsimmons-Walson-Mellor syndrome
Sohval-Soffer syndrome
Tome-Brune-Fardeau syndrome
Lucey-Driscoll syndrome
Minkowski-Chauffard syndrome