Which of the following lab results would cause the nurse to prepare to administer preoperative IV fluid replacement?
a. Fasting glucose 3.3 mmol/L
b. Serum creatinine 62 mcmol/L
c. BUN 8.9 mmol/L
d. International normalized ratio 1.01
C
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A A fasting glucose result of 3.3 mmol/L is within normal limits (4.2–6.1 mmol/L).
B A serum creatinine value of 62 mcmol/L is within normal limits (males: 53–106 mcmol/L; females: 44–97 mcmol/L).
C A BUN result of 8.9 mmol/L indicates that it is elevated; preoperative IV fluid replacement may be needed.
D An international normalized ratio value of 1.01 is within normal limits (0.76–1.27).
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