Oropuche – Brazil
- April 28, 2021
- < 1 min read
In January 2021, the first case of Oropouche fever was confirmed in Teresina, Brazil.
The clinical symptom of Oropouche fever is similar to that of dengue, but with lower risk of hemorrhagic complications and deaths.
This patient was confirmed to be infected in Teresina, while many other Brazilian states has reported outbreaks and epidemics due to Oropouche fever.
Entomological surveillance actions has taken place around patients’ residence for classification, identification and viral detection purposes.

Photo: Aedes aegypti or yellow fever mosquito.
Oropouche fever is a tropical viral infection transmitted by biting midges and mosquitoes from the blood of sloths to humans. This disease is named after the region where it was first discovered and isolated at the Trinidad Regional Virus Laboratory in 1955 by the Oropouche River in Trinidad and Tobago.
Large epidemics are common and can involve 10 000 infected. In the Brazilian Amazon, oropouche is the second most frequent viral disease, after dengue fever.
Fevers and headaches are the most common symptom. Oropouche Fever has no cure or specific therapy.
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