Crimean-Congo hemorrhagic fever

(redirected from Hemorrhagic fever virus, crimean-congo)

Cri·me·an-Con·go hem·or·rhag·ic fe·ver

a form of hemorrhagic fever distinct from Omsk hemorrhagic fever, occurring in central Russia, transmitted by species of the tick Hyalomma, and caused by Crimean-Congo hemorrhagic fever virus, a member of the Bunyaviridae family; horses are the chief reservoir of human infection; characterized by abrupt onset, high fever, headache, myalgia, widespread petechial hemorrhagic lesions, gastrointestinal bleeding, high fatality rate.
Synonym(s): African tick fever

Crimean-Congo hemorrhagic fever

[krīmē′ən]
an arbovirus infection caused by the virus Nairovirus of the family Bunyaviridae, transmitted to humans through the bite of a tick, characterized by fever, dizziness, muscle ache, vomiting, headache, and other neurological symptoms. After several days in severe cases, bleeding from the skin and mucous membranes, particularly from the mouth and nose; bloody sputum or vomit; and blood-tinged feces may be seen. Transfusion may be necessary to replace lost blood; otherwise treatment is symptomatic and supportive. The mortality rate is approximately 30%. Death occurs in the second week of infection. No specific medication or therapy is available for prevention or cure. It occurs mainly in Russia, Asia, and Africa; agricultural workers are most often afflicted. See also hemorrhagic fever, Omsk hemorrhagic fever.

Crimean-Congo hemorrhagic fever

a zoonotic disease of humans, in central Asia through to eastern Europe, who are in contact with livestock. Caused by a bunyavirus, it is transmitted by ticks. The principal signs are fever, widespread hemorrhages and necrotizing hepatitis.
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