Oroya fever

noun

ȯr-ˈȯi-ə-

: the acute first stage of bartonellosis characterized by high fever and severe anemia

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orotracheal

Oroya fever

orphan disease

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“Oroya fever.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Oroya%20fever. Accessed 19 Sep. 2026.

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Oroya fever

noun

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