Torsade de pointes and prolonged QT interval from surreptitious use of sotalol: use of drug levels in diagnosis

Chest. 1997 Aug;112(2):556-7. doi: 10.1378/chest.112.2.556.

Abstract

Torsade de pointes is a well-established toxic effect of sotalol hydrochloride. In a patient presenting with torsade de pointes and a long QTc interval of unknown cause, a serum sotalol level was used to secure an otherwise difficult diagnosis.

Publication types

  • Case Reports

MeSH terms

  • Adult
  • Anti-Arrhythmia Agents / administration & dosage
  • Anti-Arrhythmia Agents / blood
  • Anti-Arrhythmia Agents / poisoning*
  • Drug Overdose
  • Electrocardiography*
  • Female
  • Humans
  • Long QT Syndrome / chemically induced*
  • Long QT Syndrome / diagnosis
  • Sotalol / administration & dosage
  • Sotalol / blood
  • Sotalol / poisoning*
  • Torsades de Pointes / chemically induced*
  • Torsades de Pointes / diagnosis

Substances

  • Anti-Arrhythmia Agents
  • Sotalol