long QT syndrome

(redirected from Long QT syndrome type 1)
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long QT syndrome

 
a combination of prolonged Q–T interval and torsades de pointes; it may be congenital or acquired, the latter usually being the result of drug administration.

prolonged QT syndrome

, long QT syndrome, QT syndrome
A life-threatening syndrome marked by a prolonged Q-T interval with episodes of electrocardiographic torsades de pointes. This condition may be inherited or may be acquired as a result of drug administration. Inherited variants of the long QT syndrome include Romano-Ward syndrome and Lange-Nielsen syndrome. It is treated with beta-blocking drugs or an implanted cardioverter defibrillator (ICD).