The nurse is caring for a potential surgical patient in the preadmission testing unit. The medication history indicates that the patient is currently taking warfarin (Coumadin). Which of the following actions should the nurse take?
a. Consult with the physician regarding a radiological examination of the chest.
b. Consult with the physician regarding an international normalized ratio (INR).
c. Consult with the physician regarding blood urea nitrogen (BUN).
d. Consult with the physician regarding a complete blood count (CBC).
Answer: B
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