Legionnaires' Disease and Pontiac Fever
Legionellosis includes two diseases, Legionnaires’ disease and Pontiac fever, caused by exposure to the Legionella bacteria, Legionella pneumophila. Legionnaires' disease causes pneumonia and was named after a deadly outbreak of pneumonia in 1976 among people attending a convention of the American Legion.
Pontiac fever is a mild form of Legionnaires’ disease that causes only flu-like illness.
- About Legionellosis
Fact sheet that answers some commonly asked questions about Legionnaires' disease.
- About Pontiac Fever
Fact sheet that answers some commonly asked questions about Pontiac fever.
- Legionnaires' Disease Statistics
In conjunction with CDC, MDH has been involved in national surveillance for Legionnaires' disease.
- For Health Professionals
Guidelines and reporting information.