An unstable patient exhibiting atrioventricular nodal reentry tachycardia (AVNRT) has not responded to vagal maneuvers or drug therapy. What will the nurse anticipate as the next step in the management of this patient's dysrhythmia?
A) Cardioversion
B) Carotid sinus massage
C) Defibrillation
D) Cardiac bypass surgery
Ans: A
Feedback: A patient with AVNRT who is unstable or does not respond to vagal maneuvers will require cardioversion. Carotid sinus massage is an example of a vagal maneuver. Defibrillation should never be attempted on a patient with a pulse. Cardiac bypass surgery is indicated for a patient with blocked coronary arteries.
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