All the following are true about nosocomial infections except -
Ans. is 'd' i.e., May be already present at the time of admission "The term Nosocomial infection is applied to infection developing in hospitalized patients". These infections neither present, nor in incubation, at the time of patient's admission" - Ananthanarayan 7th/e p. 634. Such infections may become evident during their stay in the hospital or sometimes only after their discharge.
May manifest within 48 hours of admission
May develop after discharge of patient from the hospital
Denote a new condition which is unrelated to the patient's primary conditions
May already present at the time of admission