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[Acute parotitis in children previously vaccinated against mumps]

I Mihály1, J Budai, A Gerö

  • 1Fövárosi Szt. László Kórház Mikrobiológiai Osztály.

Orvosi Hetilap
|February 6, 1994
PubMed

Insights

Acute parotitis in children can be a reaction to the measles, mumps, and rubella (MMR) vaccine or caused by other viruses like parainfluenza. Precise serologic studies are crucial for accurate diagnosis and informing vaccination practices.

Area of Science:

  • Pediatrics
  • Virology
  • Immunology

Background:

  • The measles, mumps, and rubella (MMR) vaccine is widely used for childhood immunization.
  • Acute parotitis, or parotid swelling, can occur in children following vaccination.

Observation:

  • This study investigated children who developed acute parotitis after receiving the MMR vaccine.
  • Various virological parameters were tested, including mumps virus, parainfluenza viruses (PIV), Epstein Barr Virus (EBV), and others.

Findings:

  • Nine cases were identified as clinical reactions to the mumps vaccine.
  • Etiological roles of PIV-1, PIV-2, and PIV-3 were confirmed in several patients.
  • PIV-2 was identified as the sole agent in four cases, and PIV-2 with EBV in one case. One case remained of unknown etiology.

Implications:

  • Accurate diagnosis of acute parotitis is essential, distinguishing vaccine reactions from other causes.
  • Broad-spectrum serologic studies and expert interpretation are vital for correct diagnosis.
  • Correct diagnosis influences decisions regarding booster MMR vaccination practices.

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