When the nurse is checking the laboratory data for a patient taking spironolactone (Aldactone), which result would be a potential concern? a Serum sodium level of 140 mEq/L b Serum calcium level of...

When the nurse is checking the laboratory data for a patient taking spironolactone (Aldactone), which result would be a potential concern? a Serum sodium level of 140 mEq/L b Serum calcium level of 10.2 mg/dL c Serum potassium level of 5.8 mEq/L d Serum magnesium level of 2.0 mg/dL