When the Nurse Is Caring for a Patient Who Has

When the nurse is caring for a patient who has been admitted with a severe crushing injury after an industrial accident, which laboratory result will be most important to report to the health care provider?

A) Serum creatinine level 2.1 mg/dL
B) Serum potassium level 6.5 mEq/L
C) White blood cell count 11,500/µL
D) Blood urea nitrogen (BUN) 56 mg/dL