See full discussion. Treatment is supportive as discussed below. Kyasanur Forest HF is caused by a tick-borne flavivirus and currently is found only in the Mysore State of India. The illness is characterized by sudden onset fever and headache, followed by back and extremity pain, bradycardia, lymphadenopathy, conjunctival injection, palantine injection, petechiae, and other hemorrhagic signs. Meningoencephalitis is relatively common.
Treatment is supportive as discussed below.
Incubation is 3-12 days. Crimean-Congo HF is transmitted by the bite or crushing of infected ticks, or by contact with live or dead infected mammals. Though treatment is not definitive, more severe cases are often successfully treated with IV ribavirin as described below. Chikungunya fever is an arboviral infection transmitted by the Aedes aegypti mosquito. Arthralgias remain a problem for weeks to several months after the acute phase.