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[Primary failure of measles vaccine in a ten-year-old boy]

Mads Aage Toft Kristensen1

  • 1Lægehuset i Mogenstrup, Denmark. madsaage@dadlnet.dk

Ugeskrift for Laeger
|April 24, 2013
PubMed

Insights

Most Danish children receive the measles, mumps, and rubella (MMR) vaccine. However, a case report highlights the need for a second MMR dose to prevent measles outbreaks.

Area of Science:

  • Pediatrics
  • Infectious Diseases
  • Vaccinology

Background:

  • Measles, mumps, and rubella (MMR) vaccination is crucial for preventing disease outbreaks.
  • In Denmark, 79% of four-year-olds have received two MMR vaccine doses.
  • Primary vaccine failure after one dose occurs in approximately 5% of individuals.

Observation:

  • A case report details a measles infection in a vaccinated ten-year-old Danish boy.
  • The boy had received a single dose of the MMR vaccine at 17 months of age.
  • Denmark experienced its largest measles outbreak in 15 years in 2011.

Findings:

  • A single MMR vaccine dose may not provide sufficient long-term immunity.
  • Vaccine failure can occur even in vaccinated individuals, necessitating booster doses.
  • Measles outbreaks can still occur in populations with high vaccination coverage if recommended schedules are not fully implemented.

Implications:

  • Increased uptake of the second MMR vaccine dose is essential to prevent measles outbreaks.
  • Public health strategies should emphasize the importance of completing the two-dose MMR vaccination schedule.
  • Further research into vaccine efficacy and outbreak dynamics is warranted.

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