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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]
The fatality rate of Legionnaires' disease has ranged from 5–30% during various outbreaks and approaches 50% for nosocomial infections, especially when treatment with antibiotics is delayed. [38] Hospital-acquired Legionella pneumonia has a fatality rate of 28%, and the principal source of infection in such cases is the drinking-water ...
Roughly 2 out of 100,000 people are infected each year in the European Union (EU), with an infection rate of approximately 5 per 100,000 in Italy. [44] The highest reported amount of cases in the US, EU, and Italy have been among men over the age of 50. [44] [43] L. pneumophila often infects individuals through poor quality water sources.
Adults over 65 should get the pneumococcal vaccine, which protects against pneumococcal disease caused by bacteria, Dr. Kavasery says. These diseases include pneumonia, ear infections, sinus ...
Five people have developed Legionnaires' disease following possible exposure to contaminated water droplets from a cooling tower in downtown Lincoln, New Hampshire, state health officials say.
The person who died was older than 50 and had risk factors for severe disease. None of the patients, who are all Napa County residents, had stayed at or visited the Embassy Suites Napa Valley ...
Legionella pneumophila is the most common cause, but sometimes other species of Legionella bacteria also cause Legionnaires' disease. [ 15 ] [ 16 ] The terms "Philadelphia fever" and "Legion fever" appear to have been used at the time of the outbreak and for shortly thereafter, [ 17 ] although at least one 2008 source which covers disease in a ...
Pontiac fever is known to have a short incubation period of 1 to 3 days. No fatalities have been reported and cases resolve spontaneously without treatment. [8] It is often not reported. [9] Age, gender, and smoking do not seem to be risk factors. Pontiac fever seems to affect young people in the age medians of 29 to 32.