A 58-year-old with syncope has polymorphic VT with prolonged QT on monitor (torsades de pointes). First-line treatment?...

Question

A 58-year-old with syncope has polymorphic VT with prolonged QT on monitor (torsades de pointes). First-line treatment?

Accepted Answer

Magnesium sulfate 2 g IV over 1-2 minutes

Answer

Immediate amiodarone IV bolus

Answer

Adenosine 6 mg IV

Answer

Synchronized cardioversion contraindicated

Answer

Atropine 1 mg IV

us-abem MCQ (SBA): Torsades de Pointes