Nursing · Fluid and Electrolyte Balance

A patient with hypokalemia has an ECG showing a prolonged QT interval and prominent U waves. What is the priority nursing intervention?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1Restrict oral fluids and place the patient in the Trendelenburg position
2Administer IV hypertonic saline to shift intracellular ions
3Withhold all sources of potassium and reassess serum levels
4Administer prescribed IV potassium replacement cautiously and monitor for arrhythmias✓

Correct answer

Administer prescribed IV potassium replacement cautiously and monitor for arrhythmias

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