Yellow fever threat in Tocantins, Brazil

With confirmation that the deaths of several monkeys in the area of Porto Nacional, near the state capital Palmas, are due to yellow fever infections, there is currently a risk of human exposure to mosquitoes infected with this virus. So far there have been no human cases reported.

Visit our Health Library for more information on exposure to and the prevention of Yellow Fever.

Advice For Travellers

Outbreaks of yellow fever virus in the monkey population can be a sign that the virus is circulating in the mosquito population and can pose a risk for humans. If travelling to this state, yellow fever vaccination is highly recommended.