Adelaide young adult on life support after meningococcal diagnosis as SA cases reach 22

A young adult in Adelaide is in critical condition following a diagnosis of meningococcal B, as South Australia reports a rise in cases. Health authorities are urging the public to recognize early symptoms to ensure timely treatment.
Why it matters
The increase in meningococcal cases represents a significant public health concern, necessitating heightened awareness and preventative measures.
SA Health has urged South Australians to know the warning signs of meningococcal disease after a critical case in metropolitan Adelaide.
A young Adelaide adult is fighting for their life in hospital after being diagnosed with invasive meningococcal disease, as new figures reveal a concerning rise in cases across South Australia.
SA Health confirmed on Saturday, October 31, that the patient, from metropolitan Adelaide, is in a critical condition on life support after contracting meningococcal B.
Health authorities have identified multiple people who came into contact with the patient, with seven people identified to receive clearance antibiotics to help prevent further transmission.
The latest diagnosis comes as South Australia records a significant increase in meningococcal cases compared with the same time last year.
So far in 2026, there have been 22 confirmed cases across the state, compared with just 13 at this point in 2025.
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