Arboviral Diseases in the Americas Turn Deadly

According to new data published today by the Pan American Health Organization (PAHO), the Region of the Americas reported 3,113,022 arboviral disease cases in 2022.

Of those cases, 90.1 % were dengue, 8.7 % were chikungunya, and 1.2 % were Zika virus.

Regarding related fatalities, dengue infections produced 1,289 deaths, chikungunya was 87, and Zika produced 2 deaths last year.

It is worth noting that in 2022 dengue peaked at week #17, whereas chikungunya peaked in week #18, and the Zika virus circulation was more robust in the first semester.

Country-specific data on case counts and completeness can be found at https://www.paho.org/plisa.

While dengue has two approved preventive vaccines available in certain countries, chikungunya and Zika candidates remain in various stages of human clinical trials as of January 26, 2023.