NORCET 7 Prelims -2024: Which vaccine is typically given at the 6-week immunization visit?

NORCET 7 Prelims -2024

Child Health Nursing (Pediatrics)

Easy

Appeared in: NORCET 7 Prelims -2024

Explanation

The 6-week immunization visit marks the beginning of the primary vaccination series for infants under India's Universal Immunization Programme (UIP).
DTaP (Diphtheria, Tetanus, and acellular Pertussis) is a core component of this visit, administered as part of the Pentavalent vaccine.
The Pentavalent vaccine combines DPT (or DTaP), Hepatitis B, and Haemophilus influenzae type b (Hib).
The first dose of the Pentavalent series is given at 6 weeks, followed by subsequent doses at 10 and 14 weeks.

Option A: While a dose of Hepatitis B vaccine is given at 6 weeks (as part of the Pentavalent vaccine), it is not the most defining vaccine of this visit as the first 'birth dose' is administered at birth.
Option C: The BCG vaccine is administered at birth or as early as possible within the first year, not at the 6-week visit.
Option D: The MMR vaccine is given much later in infancy. The first dose is scheduled between 9 and 12 months of age.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Knowledge of the standard infant immunization schedule, specifically the vaccines administered at the 6-week visit as background academic context rather than a clinical decision trigger.
Adherence to the immunization schedule is critical for protecting infants from life-threatening vaccine-preventable diseases and contributing to community (herd) immunity.
Nurses play a vital role in educating parents about the importance of timely vaccinations, managing common side effects (like fever or local soreness), and maintaining accurate documentation.
What if an infant misses the 6-week appointment? The nurse should advise the parents on a 'catch-up' schedule. The principle is to continue the series from where it was left off, not to restart it. The missed doses should be given at the earliest opportunity.

How to Approach the Question

First, identify the key element in the question: the specific timing, which is the '6-week immunization visit'.
Next, recall the standard National Immunization Schedule (NIS) for infants in India.
Systematically evaluate each option against the 6-week schedule.
Eliminate BCG, as it is a birth-dose vaccine.
Eliminate MMR, as it is given much later (at 9-12 months).
Compare the remaining options, Hepatitis B and DTaP. Both are given at 6 weeks. However, the DTaP/DPT series starts at 6 weeks, making it a cornerstone of this specific visit, whereas the Hepatitis B series begins at birth.

Concept Tested & Keywords

Concept Tested: Knowledge of the standard infant immunization schedule, specifically the vaccines administered at the 6-week visit.
Stem keywords: vaccine, 6-week, immunization visit
Lead-in keywords: Which
Negative lead-in flag: false

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E6 Parks TextBook of Preventive & Social Medicine part 1 — Subpart A (pp 26-201 of 604) p. 120-122

E6 Ghai Essential Pediatrics(pp 26-904 of 913) pp. 198-200, 189-191