Kyasanur Forest Disease

Viral Diseases

Animals Involved

Rodents, shrews, other small mammals might be reservoirs (uncertain); affects monkeys; possible infections in other mammals, birds

Known Distributions


Probable Means of Spreading

Tick bites (especially Haemaphysalis spinigera, also others)

Clinical Manifestations in People

Nonspecific febrile illness; course may be biphasic; hemorrhagic signs (eg, ecchymoses, purpura, petechiae, GI bleeding, epistaxis) and/or neurologic signs possible in second stage; prolonged convalescence in many; case fatality rate ~3%

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