The sudden multi-year increase of chikungunya (CHIKV) and dengue cases in the Federative Republic of Brazil has raised concerns about the impact of arbovirus outbreaks on public health throughout the Region of the Americas.
As of November 21, 2024, the Pan American Health Organization (PAHO) had reported 412,089 chikungunya cases this year, 411,548 cases in 2023, and 273,841 in 2022.
Seperately, the PAHO has reported 12,522,878 dengue cases and 7,598 related fatalities in 2024.
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