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In 2024, approximately * Zika virus infections were reported in Latin America and the Caribbean, up from * cases reported a year earlier. This represents an overall decrease after peaking at over ** infections in 2016. Brazil was by far the country with the highest number of Zika infections in Latin America as of 2024.Ìý

Tropical diseases in Latin America

Tropical diseases are illnesses prevalent in tropical and subtropical climates, where humidity and high temperatures are widespread. In 2024, there were approximately **cases of Chikungunya and in the beggining of 2025, over ****³¾¾±±ô±ô¾±´Ç²ÔÌýcases of dengue in Latin America, with Brazil accounting for the highest number. With more than ** infections, Brazil recorded the highest number of suspected and confirmed cases of malaria in the region in 2023.

Zika virus in Brazil

Brazil recorded over *Ìýcases of Zika virus infections in 2024. With aroundÌý** cases, 2016 had the highest number of Zika infections in the country during the period between 2015 and 2024. In 2022, over ** percent of the Zika cases in Brazil occurred in Rio Grande do Norte, a state located in the northeast. With more than *** affected children as of 2021, the state of Pernambuco had the greatest number of verified cases of congenital Zika virus syndrome (CZS). CZS refers to a range of birth defects caused by Zika infection during pregnancy.Ìý