Tricyclic antidepressant overdose

DDx

  • Other anticholinergic poisoning, eg, atropine, scopolamine, antihistamines
  • Other causes of QRS widening, eg, hyperkalemia, antiarrhythmics, bundle branch block
  • Other causes of seizure, eg, epilepsy, hypoglycemia, drug withdrawal
  • Sympathomimetic poisoning, eg, cocaine, amphetamines

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Last updated: December 1, 2014