Community-Acquired Pneumonia (CAP) refers to pneumonia acquired outside of hospitals or extended-care facilities, and is distinct from Nosocomial or hospital-acquired pneumonia, which is a separate disease entity. It is one of the most common respiratory infections and presents one of the major health problems today, with an incidence that ranges from eight to fifty cases per thousand individuals each year. Mortality is still very high and yet the risk factors are very well known. Many of these...
