A new born baby had delivered with lumbo-sacral meningocoele. Till the period of surgery, the sac should be well protected by covering it with a sterile gauze piece soaked in?

1. A

   Spirit

2. B

   Normal saline

3. C

   Methylene blue

4. D

   Betadine

Appeared in: NORCET -4 , 2023

Explanation

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• Normal saline is an isotonic solution, which means it has the same salt concentration as body fluids, preventing fluid shifts and cellular damage to the delicate sac.
• It keeps the meningocele sac and the overlying dressing moist, which is crucial to prevent the sac from drying, cracking, and rupturing before surgery.
• By maintaining the integrity of the sac, normal saline helps to create a barrier against bacteria, reducing the risk of a central nervous system infection like meningitis.
• Unlike other options, normal saline is non-irritating and non-toxic to the exposed meninges and neural tissues.

Why Other Options Were Wrong

• Option A: Spirit contains alcohol, which is a strong desiccant (drying agent) and is highly neurotoxic. It would cause severe damage to the delicate neural tissues and dry out the sac, leading to rupture.
• Option C: Methylene blue is a diagnostic dye, not a therapeutic agent for wound care. It has no moisturizing or protective properties and could irritate the tissues.
• Option D: Betadine (povidone-iodine) is a powerful antiseptic that is known to be neurotoxic and cytotoxic. Direct application to the meninges or neural tissue would cause severe chemical injury and is strictly contraindicated.

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Clinical Relevance

• Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Pre-operative nursing care for a newborn with a meningocele as background academic context rather than a clinical decision trigger.
• The primary nursing goal in pre-operative meningocele care is to protect the sac to prevent life-threatening meningitis and preserve neurological function. This is a critical patient safety issue.
• Nurses must meticulously monitor the dressing to ensure it remains moist, changing it every 2-4 hours using sterile technique to prevent it from drying and adhering to the sac.
• The infant must be placed in a prone position to avoid any pressure on the sac. Feeding and all other care must be adapted to this position.

How to Approach the Question

• First, identify the core of the question: how to safely protect an exposed, delicate meningocele sac on a newborn.
• Analyze the patient's condition: a newborn with an open neural tube defect. This implies extreme vulnerability to infection and tissue damage.
• Evaluate the goal of the intervention: to keep the sac moist and protected without causing harm.
• Consider each option's properties. Normal saline is isotonic and gentle. Spirit, Methylene blue, and Betadine are all chemicals with specific, and in this case, harmful, properties.
• Eliminate options that are clearly harmful. Spirit (drying, neurotoxic) and Betadine (neurotoxic) are dangerous for exposed neural tissue.
• Eliminate the option that is irrelevant. Methylene blue is a dye, not a protective agent.

Concept Tested & Keywords

• Concept Tested: Pre-operative nursing care for a newborn with a meningocele.
• Stem keywords: new born baby, lumbo-sacral meningocoele, surgery, sterile gauze
• Lead-in keywords: soaked in
• Clinical cues: The presence of a meningocele indicates an open neural tube defect, requiring protection of exposed, delicate neural tissues.
• Negative lead-in flag: false

Question ID

QeXrVbVNKyTo83-j-O119d

Copy ID

Reference Book

E6 Text Book Of Pediatric Nursing 3rd Panchali Pal — Part 2 (pp 239-476 of 713) p. 223-225

E6 Nelson Textbook of Pediatrics(2024) — Volume 1 p. 1081-1083