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Legionnaires' disease is a form of atypical pneumonia caused by any species of Legionella bacteria, [3] quite often Legionella pneumophila. Signs and symptoms include cough, shortness of breath, high fever, muscle pains, and headaches. [2] Nausea, vomiting, and diarrhea may also occur. [1] This often begins 2–10 days after exposure. [2]
Legionella is a genus of gram-negative bacteria that can be seen using a silver stain or grown in a special media that contains cysteine, an amino acid.It is known to cause legionellosis [3] (all illnesses caused by Legionella) including a pneumonia-type illness called Legionnaires' disease and a mild flu-like illness called Pontiac fever. [3]
Upon entry to the human respiratory tract, L. pneumophila is able to infect and reproduce within human alveolar macrophages. [4] This causes the onset of Legionnaires' disease, also known as legionellosis. [4] Infected humans may display symptoms such as fever, delirium, diarrhea, and decreased liver and kidney function. [6]
Legionella bacteria, is commonly found in water and can cause a serious type of lung infection - Here’s everything we know about the disease
The biofilm found on drains and faucets is a breeding ground for microbes that can cause pneumonia and Legionnaires’ disease, researchers found. Your sink is a breeding ground for bacteria that ...
In 1968, several workers at the county's department of health came down with a fever and mild flu symptoms, but not pneumonia. After the 1976 Legionnaires' outbreak in Philadelphia, the Michigan health department re-examined blood samples and discovered the workers had been infected with the newly identified Legionella pneumophila.
Early symptoms can include fever, chills, headache, shortness of breath, cough, muscle aches and pain, fatigue, loss of appetite, sputum production with presence of blood, nausea, and irritation or inflammation of the nose, throat, or lungs. [9] Most people who breathe in the bacteria do not become ill.
Stage 2 symptoms happen next, and may include:. Rashes on other parts of your body. A stiff or painful neck. Muscle weakness on one or both sides of your face. Irregular heartbeat