Familial qt prolongation and risk of sudden death.
Two sisters with the syndrome of familial QT prolongation in the ECG and syncope are presented. A recently suggested mechanism of the syndrome is presented and preventive measures to reduce the risk of sudden death associated with it are proposed.
D000293:Adolescent; D002648:Child; D003638:Deafness / Q000235:genetics*; D003645:Death, Sudden; D004562:Electrocardiography; D005260:Female; D006330:Heart Defects, Congenital / Q000235:genetics*; D006801:Humans; D013575:Syncope / Q000235:genetics*; D013577:Syndrome