Pediatric Fluid and Electrolyte Imbalances · NCLEX Exam

Which electrolyte does the nurse particularly monitor in a child with congestive heart failure when loop diuretics are used?

Sodium level alone, as it falls fastest
Potassium and magnesium
Calcium level alone, as it drops first
Phosphate level alone, as it is most affected

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Correct answer: Potassium and magnesium

Loop diuretics cause potassium and magnesium loss, increasing risk of electrolyte imbalance in pediatric patients with heart failure and fluid management.

Difficulty: Medium Question 19 of 23

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