hospital fever
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ep·i·dem·ic ty·phus
typhus caused by Rickettsia prowazekii and spread by body lice; marked by high fever, mental and physical depression, and a macular and papular eruption; lasts for about 2 weeks and occurs when large crowds are brought together and personal hygiene standards are at a low ebb; recrudescences can occur.
hospital fever
(1) Epidemic typhus, see there.(2) An older term for any nosocomial infection acquired whilst in hospital.