An older patient receiving iso-osmolar continuous tube feedings develops restlessness, agitation, and weakness. Which laboratory result should the nurse report to the health care provider immediately?

a. K+ 3.4 mEq/L (3.4 mmol/L)
b. Ca+2 7.8 mg/dL (1.95 mmol/L)
c. Na+ 154 mEq/L (154 mmol/L)
d. PO4-3 4.8 mg/dL (1.55 mmol/L)


ANS: C
The elevated serum sodium level is consistent with the patient's neurologic symptoms and indicates a need for immediate action to prevent further serious complications such as seizures. The potassium and calcium levels vary slightly from normal but do not require immediate action by the nurse. The phosphate level is normal.

Nursing

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