Legionellosis Legionella pneumophila:Gram-negative rod L.pneumophila is found in water Transmitted by inhaling aerosols,not transmitted from human to human Diagnosis:culturing bacteria Treatment:Erythromycin• Legionella pneumophila: Gram-negative rod • L. pneumophila is found in water • Transmitted by inhaling aerosols, not transmitted from human to human • Diagnosis: culturing bacteria • Treatment: Erythromycin Legionellosis