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.
Chikungunya and Dengue Viruses Co-Circulate In the Americas
Cholera Deaths Increase by 54%
Oral cholera vaccines (OCV) have been used for years to help prevent and control cholera outbreaks. Unfortunately, with limited supply, cholera cases and related deaths are impacting about 33 countries.
According to the World Health Organization (WHO) Edition #20, from January to late October 2024, a cumulative total of 486,760 cholera and acute watery diarrhea cases and 4,018 deaths were reported from 33 countries across five WHO regions.
COVID-19 Mortality Higher for Leukemia, Myelodysplastic Syndrome Patients
However, risk for hospitalization no higher for COVID-19 in these patients