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Legionnaires' disease

Legionellosis is an infection caused by species of the bacterium Legionella, most notably L.

pneumophila.

At least 46 species and 70 serogroups have been identified.

L.

pneumophila, a ubiquitous aquatic organism that thrives in warm environments (25 to 45 degrees Celsius with an optimum around 35 degrees Celsius) causes over 90 percent of Legionnaires' Disease cases.

An estimated 8,000 to 18,000 people get Legionnaires' disease in the United States each year.

Some people can be infected with the Legionella bacterium and have mild symptoms or no illness at all..

For more information about the topic Legionnaires' disease, read the full article at Wikipedia.org, or see the following related articles:

Note: This page refers to an article that is licensed under the GNU Free Documentation License. It uses material from the article Legionnaires' disease at Wikipedia.org. See the Wikipedia copyright page for more details.

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