WA Department of Health reported four cases of meningococcal infection in the week preceding 24 April 2025; three are serogroup B and typing is pending on the fourth.
Two cases are children from the same household, while the other two cases are adults with no links to the children or to each other. All individuals are recovering in hospital.
A total of five cases of invasive meningococcal disease have been reported in 2025 (13 in 2024).
Meningococcal infection is a notifiable infectious disease in Western Australia and all cases must be reported urgently by telephone to local public health units.
Visit the WA Department of Health website for more information on Meningococcal infection and Meningococcal immunisation.