Meningococcal Surveillance Australia: Reporting period 1 April to 30 June 2025

Monica Lahra1, Tiffany Hogan2

  • 1The World Health Organization Collaborating Centre for STI and AMR and Neisseria Reference Laboratory, NSW Health Pathology, Microbiology, Prince of Wales Hospital, Randwick, NSW 2031, Australia; School of Medical Sciences, Faculty of Medicine, University of New South Wales, Kensington, NSW 2052, Australia. monica.lahra@health.nsw.gov.au.

Insights

The Australian Meningococcal Surveillance Programme (AMSP) tracks invasive meningococcal disease (IMD) cases. Recent data includes antimicrobial resistance for key antibiotics, enhancing public health insights.

Area of Science:

  • Microbiology
  • Epidemiology
  • Public Health

Background:

  • Invasive meningococcal disease (IMD) remains a significant public health concern globally.
  • Surveillance programmes are crucial for monitoring disease trends and informing control strategies.
  • Laboratory confirmation is the gold standard for diagnosing IMD and identifying causative serogroups.

Purpose of the Study:

  • To report on the number of laboratory-confirmed invasive meningococcal disease (IMD) cases in Australia.
  • To provide updated data on IMD epidemiology, including jurisdictional distribution and serogroup prevalence.
  • To expand reporting to include antimicrobial resistance (AMR) patterns for key antibiotics.

Main Methods:

  • Utilizing data from the Australian Meningococcal Surveillance Programme (AMSP) reference laboratories.
  • Employing both culture-based and molecular-based techniques for IMD case confirmation.
  • Collecting and analyzing data on case numbers, jurisdiction, serogroup, and antimicrobial resistance.

Main Results:

  • Quarterly reports detail IMD case numbers by jurisdiction and serogroup.
  • Expanded 2024 reporting includes antimicrobial resistance data for ceftriaxone, penicillin, ciprofloxacin, and rifampicin.
  • Annual reports provide a comprehensive analysis of laboratory confirmations for IMD.

Conclusions:

  • The AMSP provides essential data for understanding and managing invasive meningococcal disease in Australia.
  • The inclusion of antimicrobial resistance data enhances the Programme's utility for guiding treatment and public health interventions.
  • Continued surveillance is vital for tracking changes in IMD epidemiology and resistance patterns.

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