The Nurse Realizes That the Patient in the Critical Care

The nurse realizes that the patient in the critical care area with ventricular tachycardia will require which action? Select all that apply.

A) immediate assessment and probable emergency intervention by the nurse
B) cardioversion, if sustained and symptomatic
C) probable administration of a potassium channel blocker
D) close observation for one hour prior to calling the physician
E) defibrillation to convert the rhythm in the awake patient