The nurse is caring for a client with a brain tumor who is prescribed mannitol (Osmitrol) IV. Which laboratory finding represents a potential adverse effect of this drug?

Question

1. Serum cholesterol 300 mg/dL
2. Serum albumin 29 mg/dL
3. Serum sodium 104 mEq/L
4. Serum amylase 820 mg/dL

Answer 1

Correct Answer: 3
Rationale 1: Osmitrol does not cause hyperlipidemia.
Rationale 2: Osmitrol does not decrease plasma protein concentration.
Rationale 3: Hyponatremia is a common adverse effect of mannitol (Osmitrol).
Rationale 4: Osmitrol does not cause hyperglycemia.
Global Rationale: Hyponatremia is a common adverse effect of mannitol (Osmitrol). Osmitrol does not cause hyperlipidemia, a decrease in plasma protein concentration, or hyperglycemia.