Find out how we define and monitor cases of legionellosis, and where you can learn more about this disease.
Legionellosis, also called Legionnaires' disease, is an uncommon severe and sometimes life-threatening form of pneumonia, or lung inflammation caused by Legionella bacteria.
Prevention, symptoms, diagnosis and treatment
For information about prevention, symptoms, diagnosis and treatment, see healthdirect's Legionnaires’ disease page.
Surveillance and reporting
Legionellosis is a nationally notifiable disease.
We monitor cases through the National Notifiable Diseases Surveillance System.
For more on legionellosis in Australia, you can search Communicable Diseases Intelligence.