QT prolongation and sudden death.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D003638:Deafness; D003645:Death, Sudden; D004562:Electrocardiography; D006330:Heart Defects, Congenital; D006801:Humans; D007223:Infant; D007231:Infant, Newborn