Causes and management of drug-induced long QT syndrome.

  title={Causes and management of drug-induced long QT syndrome.},
  author={Ramy Fouad Ayad and Manish D. Assar and Leo Simpson and John B. Garner and Jeffrey M. Schussler},
  volume={23 3},
Long QT syndrome (LQTS) is characterized by inherited or acquired prolonged QT interval on the surface electrocardiogram. This can lead to torsade de pointes ventricular tachycardia (TdP VT) and ventricular fibrillation. In the acquired form of the disease, medications from several classes can cause TdP VT or potentiate the electrocardiographic findings. These include class IA and III antiarrhythmics, antibiotics (macrolides and quinolones), antidepressants (tricyclics and selective serotonin… CONTINUE READING