A Patient Has Undergone Aortic Valve Replacement Surgery

Multiple Choice

A patient has undergone aortic valve replacement surgery. An EKG done post-operatively demonstrates a junctional rhythm. What parameters should the nurse assess before consulting a cardiologist to consider A-V sequential pacing?

A) Rule out digoxin toxicity and myocardial ischemia
B) Rule out hypomagnesemia
C) Make sure that patient is not hypokalemic
D) All of the above