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What are Hospital acquired infections
An infection acquired in hospital by a patient who was admitted for a reason other than that infection . An infection occurring in a patient in a hospital or other health care facility in whom the infection was not present or incubating at the time of admission. This includes infections acquired in the hospital but appearing after discharge, and also occupational infections among staff of the facility
Nosocomial comes from the Greek word nosokomeion meaning hospital (nosos = disease, komeo = to take care of). This type of infection is also known as a hospital-acquired infection (or more generically healthcare-associated infections).