Group A Streptococcus Meningitis in Adults, Denmark

Henrik Nielsen*, Merete Storgaard, Jannik Helweg-Larsen, Lykke Larsen, Micha P.G. Jepsen, Birgitte R. Hansen, Lothar Wiese, Jacob Bodilsen

*Corresponding author for this work
5 Citations (Scopus)


We report a 21-fold increase in group A Streptococcus meningitis in adults in Denmark during October 13, 2022–April 12, 2023, concurrent with an outbreak of invasive streptococcal disease. We describe clinical characteristics of the outbreak cases and prognosis for patients in comparison to those for previous sporadic cases.

Original languageEnglish
JournalEmerging Infectious Diseases
Issue number9
Pages (from-to)1937-1939
Number of pages3
Publication statusPublished - Sept 2023


  • Humans
  • Adult
  • Meningitis, Bacterial/epidemiology
  • Streptococcal Infections/epidemiology
  • Streptococcus pyogenes
  • Disease Outbreaks
  • Denmark/epidemiology


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