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The idiopathic long QT syndrome is a very rare disorder in which affected individuals have an unusual electrocardiographic repolarization abnormality (QT prolongation) and a propensity to syncope and fatal ventricular arrhythmia.
Since Jervell and Lange-Nielsen first described this syndrome in 1957, progression has been made in the pathophysiology and in the treatment. Sinus bradycardia may be associated with this syndrome sometimes,... |