A genus of bacteria, some species of which have caused a type of pneumonia called Legionnaires Disease
the motile aerobic rod-shaped Gram-negative bacterium that thrives in centralheating and air conditioning systems and can cause Legionnairs' disease
Bacteria species associated with infection - L anisa, L birminghamensis, L bozemanii, L cincinnatiensis, L dumoffii, L feeleii, L gormanii, L hackeliae, L israelensis, L jordanis, L lansingensis, L longbeachae, L maceachernii, L micdadei, L oakridgensis, L pneumophila, L sainthelensi, L tucsonensis, L wadsworthii Associated infections - legionaires' disease, Pontiac fever Notes - infections caused by spp other than L pneumophila and L micdadei are seldom reported Reference - Benson, R F , Fields, B S (1998) Classification of the genus Legionella Semin respir Infect 13, 90-99 http: //freepages pavilion net/tetrix/legionella html
Legionellosis is an infection in humans caused by inhalation of bacterial species of Legionella This bacteria can cause two types of infections: Legionnaires' disease, which was named for the noted 1976 outbreak in Philadelphia, and Pontiac fever