Torsades de Pointes

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Torsades de Pointes


  • form of ventricular tachycardia
  • ECG abnormality
  •  

Causes

long QT interval

  • hypokalaemia
  • severe bradycardia
  • genetic predisposition

Treatment

  • IV magnesium sulphate
  • beta-blocker
  • atrial / ventricular pacing

(anti-arrhythmics may further prolong QT interval)

 

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