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Fact sheet - Health conditions directory

Legionella are a type of bacteria, some of which can cause disease.There are over 50 different species of Legionella bacteria. In Australia the most common species that are known to cause human disease are Legionella pneumophila and Legionella longbeachae.

Legionellosis is a collective term for diseases caused by Legionella bacteria including the most serious, Legionnaires’ disease, as well as the less serious condition of Pontiac fever. If a person has a Legionella-related disease and they have pneumonia they have Legionnaires’ disease. If they don’t have pneumonia they may have Pontiac fever which is usually a mild, flu like illness lasting a few days.

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  • Case report form (PDF, 221kB) - used by public health units to collect and manage more detailed information for enhanced case surveillance.

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Ph: +61 7 3328 9724 / 9728
Fax: +61 7 3328 9782
Email: communicable diseases team
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Last updated: 22/01/2019 2:34:45 PM