Through December 10, 2021, 1,173,674 total dengue fever cases were reported in the Americas.
The Southern Cone reported the highest number of dengue cases with a total of 936,004 cases. Brazil and Paraguay has reported the highest incidence in this area.
A total of 127,613 cases of dengue were reported in the Andean subregion with Peru, Ecuador and Colombia reporting the highest incidence.
The Central American and Mexico subregion saw 101,824 cases and 4,200 cases were reported in the Caribbean.
All four dengue virus serotypes (DENV 1, DENV 2, DENV 3, and DENV 4) are present in the Americas Region. In 2021, through Dec. 10, co-circulation of all four serotypes was detected in Colombia, Guatemala, Mexico, and Venezuela while in French Guiana, and Martinique, serotypes DENV 1, DENV 2, and DENV 3 have been co-circulating, and in Argentina, Honduras, and Paraguay, DENV 1, DENV 2, and DENV 4 have been co-circulating.
In addition to dengue, the Americas also saw 131,630 chikungunya cases and 18,804 Zika cases this year.
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