Difficulty: Medium
Average Score: 94%
Simulated
Before administering a scheduled dose of sodium polystyrene sulfonate, the practical nurse (PN) should check which laboratory finding?
Correct answer
C
Rationale
Sodium polystyrene sulfonate (Kayexalate) is an ion-exchange resin used to treat hyperkalemia by exchanging sodium ions for potassium ions in the intestine. Therefore, monitoring serum potassium levels is essential.