Which information is most important for the nurse to report to the health care provider before a patient with type 2 diabetes is prepared for a coronary angiogram?
a. The patient's most recent HbA1C was 6.5%.
b. The patient's admission blood glucose is 128 mg/dL.
c. The patient took the prescribed metformin (Glucophage) today.
d. The patient took the prescribed captopril (Capoten) this morning.
