long QT syndrome(redirected from Long QT syndrome type 1)
Also found in: Acronyms.
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.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
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).
Medical Dictionary, © 2009 Farlex and Partners