Brazil + 5 more

Epidemiological Update - Yellow Fever - 10 July 2017

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Situation summary in the Americas

From epidemiological week (EW) 1 to EW 26 of 2017, Brazil, Colombia, Ecuador, Peru, the Plurinational State of Bolivia, and Suriname have reported suspected and confirmed yellow fever cases.
The following is an update on the situation in Brazil, the Plurinational State of Bolivia, Ecuador, and Peru. No changes in the number of reported cases have been reported in the other countries.
In Brazil, since the beginning of the outbreak in December 2016 up to 31 May 2017, there were 3,240 suspected cases of yellow fever reported (792 confirmed, 1,929 discarded, and 519 under investigation), including 435 deaths (274 confirmed, 124 discarded, and 37 under investigation). The case fatality rate (CFR) among confirmed cases is 35%.
According to the probable site of infection, suspected cases correspond to 407 municipalities, while the confirmed cases were distributed among 130 municipalities in 8 states (Espírito Santo, Goiás, Mato Grosso, Minas Gerais, Pará, Rio de Janeiro, São Paulo, and Tocantins) and the Federal District. With regard to the confirmed fatal cases and their probable site of infection, one corresponds to the Federal District, 85 to Espírito Santo, one to Goiás, one to Matto Grosso, 165 to Minas Gerais, four to Pará, 7 to Rio de Janeiro, and 10 to São Paulo. In the states with more than 5 confirmed deaths, the CFR among confirmed cases is 50% in São Paulo, 41% in Rio de Janeiro, 34% in Minas Gerais, and 33% in Espírito Santo.
No cases were confirmed in new municipalities in Espírito Santo (ES), Minas Gerais (MG), São Paulo (SP), and Rio de Janeiro (RJ) in the last month. The dates of symptoms onset of the most recently confirmed cases are 18 April 2017 (MG), 19 April (SP), 29 April (ES), and 10 May (RJ).