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  1. May 24, 2021 · Legionnaires' disease is a severe form of pneumonia — lung inflammation usually caused by infection. It's caused by a bacterium known as legionella. Most people catch Legionnaires' disease by inhaling the bacteria from water or soil. Older adults, smokers and people with weakened immune systems are particularly susceptible to Legionnaires' disease.

  2. Prevention. Treatment. Prognosis. Epidemiology. Outbreaks. References. External links. 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] .

  3. May 24, 2021 · Legionnaires' disease is similar to other types of pneumonia. To help identify the presence of legionella bacteria quickly, your doctor might use a test that checks your urine for legionella antigens — foreign substances that trigger an immune system response. Other tests might include: Blood and urine tests.

  4. Jul 27, 2022 · Legionnaires’ disease causes pneumonia-like symptoms that start two to 14 days after exposure to Legionella. You may also have neurological (brain) and gastrointestinal (gut) symptoms. Symptoms of Legionnaires’ disease include: Fever (often over 104 ⁰ F/40 ⁰ C). Cough (usually dry).

  5. Dec 4, 2022 · Legionnaires ’ disease is a severe form of pneumonia. About 5,000 people in the U.S. get it each year. It’s caused by the bacteria Legionella pneumophila. Scientists first identified it in 1977,...

  6. Apr 10, 2020 · Key Facts: Legionnaires’ disease is one type of bacterial pneumonia. Legionella, the bacteria that causes the disease, thrives in warm water and is often spread through contaminated water systems. Symptoms usually develop 2-10 days after being exposed. In 2018, more than 10,000 cases of Legionnaires’ disease were reported in the United States.

  7. Apr 10, 2020 · Legionnaires' disease is a bacterial infection most commonly treated with antibiotics. Some people will get very sick and will require hospitalization. The sooner treatment begins the less likely you are to develop serious complications such as respiratory failure, septic shock or kidney failure.

  8. Jan 29, 2024 · What it is. Legionnaires' disease is a type of serious pneumonia caused by a type of bacteria called Legionella. Types. Legionella most commonly causes one of two lung diseases: Legionnaires' disease is a type of severe pneumonia. Pontiac fever is mild respiratory disease.

  9. Dec 23, 2016 · Legionnaires' disease is caused by exposure to a bacterium that is found in water and soil. It ranges in severity from a mild influenza-like illness to a serious and sometimes fatal form of pneumonia. Symptoms include fever, headache, lethargy, muscle pain, diarrhoea and sometimes coughing up blood. The disease can be treated with antibiotics.

  10. Aug 2, 2018 · Legionnaires' disease is a type of pneumonia caused by bacteria. You usually get it by breathing in mist from water that contains the bacteria. The mist may come from hot tubs, showers, or air-conditioning units for large buildings. The bacteria don't spread from person to person.

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