The antiarrhythmic of choice for a patient experiencing a polymorphic ventricular tachycardia know as torsades des pointes is:
a. Magnesium sulfate
b. Lidocaine
c. Amiodarone
d. Calcium chloride
a
Rationale: a. Correct.
b. Lidocaine can be harmful and is contraindicated .
c. Amiodarone can be harmful and is contraindicated.
d. Calcium chloride is not an antiarrhythmic.
Health Professions
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