Legionnaires’ disease
A bacterial disease that may produce pneumonia. Most cases occur as single and isolated events. Epidemics are relatively rare. Transmitted by inhaling the bacterium Legionella, generally transported in small water droplets. It is not transmitted from one person to another. People often have flu-like symptoms, such as muscle pain, severe headaches, loss of appetite, and dry cough; 38° to 40°C fever and, in some cases, colics and diarrhea.