The Pan America Health Organization (PAHO) saw a total of 2,803,096 dengue fever cases in the Americas in 2023 accounting for 90 percent of the total arbovirus cases (3,110,442), which includes Zika (36,340) and chikungunya (271,006).
The total number of cases of arboviral disease reported in 2022 (3,110,442 cases) represents approximately a 118% relative increase compared to the same period in 2021 (1,425,221 cases).
The highest number of dengue cases in 2022 was observed in Brazil with 2,383,001 cases, followed by Nicaragua with 97,541 cases and Peru with 72,844 cases.
A total of 1,223 fatalities were reported in 2022 (1,016 in Brazil alone, a record in the country).
All four dengue virus serotypes (DENV 1, DENV 2, DENV 3, and DENV 4) are present in the Region of the Americas. In 2022, the simultaneous circulation of all of them was detected in Costa Rica, Colombia, Cuba, El Salvador, Guatemala, Mexico, Nicaragua and Venezuela; while in Brazil and Puerto Rico, circulate serotypes DENV 1, DENV 2, and DENV 3; and in Argentina, Bolivia, Ecuador, Panama and Paraguay, circulate DENV 1 and DENV 2.
Concerning chikungunya, 99,5% of the 271,000 cases were reported by 3 countries: Brazil with 265,265 suspected cases of chikungunya (98%), Paraguay with 2,443 cases (0.9%) and Guatemala with 1,933 cases (0.7%).
94 fatalities were reported in the Americas, all in Brazil.