The rotavirus vaccine is primarily administered to protect against which of the following types of childhood illness?

Appeared in: BTSC 3 August 2025

Explanation

Rotavirus is the leading cause of severe, dehydrating diarrhoea (gastroenteritis) in infants and young children globally.
The virus specifically targets and damages the cells lining the small intestine, leading to vomiting and profuse watery diarrhoea.
The rotavirus vaccine is a live, attenuated vaccine administered orally to build immunity and specifically prevent severe diarrhoeal disease caused by the virus.

Option B: Hepatitis is an inflammation of the liver, a completely different organ system and disease process than the intestinal infection caused by rotavirus.
Option C: Pneumonia is an infection of the lungs (respiratory system). Rotavirus primarily affects the gastrointestinal system.
Option D: Measles is a systemic viral illness characterized by fever, cough, and a widespread rash, prevented by the MMR vaccine.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Indication for Rotavirus Vaccination as background academic context rather than a clinical decision trigger.
Nurses are central to educating parents on the immunization schedule and the critical role of the rotavirus vaccine in preventing severe dehydration, which can lead to hospitalization and be life-threatening for young children.
The vaccine is administered orally, and nurses must ensure proper administration technique. It is also important to adhere to the age-specific schedule for the first dose to ensure safety and efficacy.
What if? If an infant spits out or regurgitates a significant portion of the oral rotavirus vaccine, the dose should not be repeated. The infant should receive the subsequent doses as per the normal schedule.

How to Approach the Question

First, identify the key term in the question, which is 'rotavirus vaccine'.
This is a factual recall question. Access your knowledge about the purpose of this specific vaccine.
Systematically evaluate each option provided.
Recall that 'rota' refers to the 'wheel-like' appearance of the virus that famously causes severe gastroenteritis, or diarrhoea.
Eliminate the other options by correctly associating them with their corresponding vaccines: Hepatitis with the Hepatitis vaccine, Pneumonia with the PCV/Hib vaccines, and Measles with the MMR vaccine.

Concept Tested & Keywords

QONwuMYBrjmedfaq-SZSmf

E6 Parks TextBook of Preventive & Social Medicine part 1 — Subpart B (pp 202-403 of 604) p. 82-84

E6 Ghai Essential Pediatrics(pp 26-904 of 913) p. 200-202

Practise the full BTSC 3 August 2025

Attempt every question from this paper in a timed mock, then review the full solution for each one.