Looking at the hospital setting, they do represent an ideal location for pneumonia transmission that leads to nosocomial infection because of the 1.) presence of large number of individuals who are immunocompromised, whom some are mechanically ventilated, 2.) the presence of numerous sources of organisms that causes pneumonia (other sick patients, contaminated gloves or aerosol generating equipment) (WHO, 2007).
Intensive Care Units houses patients who are particularly at risk of contracting legionellosis. As stated earlier, some of the risk factors for acquiring legionellosis following the exposure to contaminated water depend on a number of factors such as type and intensity of exposure, person’s health status