The nurse is caring for a patient with severe left ventricular dysfunction who has been identified as being at risk for sudden cardiac death. What medical intervention can be performed that may extend the survival of the patient?
A) Insertion of an implantable cardioverter defibrillator
B) Insertion of an implantable pacemaker
C) Administration of a calcium channel blocker
D) Administration of a beta-blocker
Ans: A
Feedback:
In patients with severe left ventricular dysfunction and the possibility of life-threatening dysrhythmias, placement of an implantable cardioverter defibrillator (ICD) can prevent sudden cardiac death and extend survival. A pacemaker, a calcium channel blocker, and a beta-blocker are not medical interventions that may extend the survival of the patient with left ventricular dysfunction.
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