Difficulty: Medium
Average Score: 94%
Simulated
The nurse is renewing laboratory results for a client admitted for renal failure and notes the following: Sodium 144 mEq/L, Potassium 6.6 mEq/L. Which of the following should be the priority intervention?
Correct answer
A
Rationale
Hyperkalemia (6.6 mEq/L) risks cardiac arrhythmias, requiring an urgent ECG to assess heart activity, unlike other irrelevant interventions.