What is the role of ECG in the workup of carbamazepine toxicity?

Updated: Apr 29, 2020
  • Author: Muhammad Waseem, MBBS, MS, FAAP, FACEP, FAHA; Chief Editor: Stephen L Thornton, MD  more...
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Answer

Obtain a 12-lead electrocardiogram (ECG). Abnormalties found may include the following [8] :

  • QRS widening
  • Sinus tachycardia
  • Varying degrees of atrioventricular block
  • QT prolongation

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