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Legionnaires' disease

 

Definition: an acute infectious disease, caused by Legionella pneumophila, with prodromal influenzalike symptoms and a rapidly rising high fever, followed by severe pneumonia and production of usually nonpurulent sputum, and sometimes mental confusion, hepatic fatty changes, and renal tubular degeneration. It has a high case-fatality rate; acquired from contaminated water, usually by aerosolization rather than being transmitted from person-to-person.

Synonym(s): legionellosis

[American Legion convention, in Philadelphia in 1976, at which many delegates were so affected]

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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