A paediatrician orders intravenous calcium for a 1-year-old with symptomatic hypocalcemia. Which method of administration SHOULD NOT be performed?

1. A

   Intraosseous administration in an emergency

2. B

   Diluted continuous IV infusion

3. C

   Slow IV push over several minutes

4. D

   Fast IV (rapid IV bolus)

Appeared in: NORCET 9 Mains - 2025

Explanation

Listen in Hindi

• Rapid intravenous (IV) administration of calcium, also known as a fast IV bolus, is strictly contraindicated.
• This practice can cause a sudden, dangerous spike in serum calcium levels, leading to severe cardiac toxicity.
• The primary risks associated with a rapid calcium bolus are life-threatening cardiac events, including severe bradycardia, various arrhythmias, and potentially cardiac arrest (asystole).

Why Other Options Were Wrong

• Option A: This is an acceptable and potentially life-saving route in specific situations.
• Option B: This is a safe and standard method for managing hypocalcemia.
• Option C: This is the recommended and standard method for treating acute, symptomatic hypocalcemia.

Related Visual

• Visual 1: Infographic: Comparing the cardiac effects of rapid vs. slow IV calcium administration on an ECG strip. The visual would show a normal sinus rhythm with slow infusion, contrasted with severe bradycardia and potential asystole resulting from a rapid bolus.
• Visual 2: Diagram: Illustration of common intraosseous (IO) access sites in a pediatric patient, such as the proximal tibia, to demonstrate the alternative route for emergency medication administration.

Clinical Relevance

• Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Safe administration of intravenous calcium in pediatric patients as background academic context rather than a clinical decision trigger.
• Administering IV calcium is a high-alert nursing activity. Always use an infusion pump and double-check the prescribed rate to prevent catastrophic medication errors.
• Continuous cardiac (ECG) monitoring is the standard of care during IV calcium infusion. The nurse's primary role is to watch for bradycardia or arrhythmias and be prepared to stop the infusion immediately.
• Calcium is a severe vesicant. Nurses must frequently assess the IV site for signs of extravasation (pain, swelling, redness), as infiltration can lead to significant tissue necrosis and sloughing.

How to Approach the Question

• First, identify that this is a negative-lead-in question because it uses the phrase 'SHOULD NOT'. Your goal is to find the unsafe or contraindicated action.
• Analyze the clinical scenario: a 1-year-old child needs IV calcium for symptomatic hypocalcemia. The keywords are 'IV calcium' and 'child'.
• Recall the critical safety principles for administering IV calcium. The most important factor is the rate of administration.
• Evaluate each option based on safety: Is it a safe practice?
• Slow IV push: Yes, this is the standard for acute correction.
• Continuous infusion: Yes, this is safe for maintenance.

Concept Tested & Keywords

• Concept Tested: Safe administration of intravenous calcium in pediatric patients.
• Stem keywords: intravenous calcium, 1-year-old, symptomatic hypocalcemia
• Lead-in keywords: SHOULD NOT
• Clinical cues: The patient is a 1-year-old, highlighting the need for extra caution with pediatric dosing and administration rates.
• Negative lead-in flag: Question asks for the method that should NOT be performed.

Question ID

Q-IftGM7993D-2MS1OIWnA

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