During the year 2022, a significant increase in the number of dengue cases and deaths was observed in the Americas region compared to previous years. This behavior has continued in the first weeks of 2023 and, in some countries, it has become even more pronounced, resulting in an overload in health services.

Anguilla, Antigua y Barbuda, Aruba, Bahamas, Barbados, Belize, Costa Rica, Cuba, Dominica, El Salvador, Granada, Guadalupe, Guatemala, Haití, Honduras, Islas Bermudas, Islas Caimán, Islas Vírgenes (UK), Islas Vírgenes (US), Jamaica, Martinica, México, Montserrat, Nicaragua, Panamá, Puerto Rico, República Dominicana, Saint Kitts And Nevis, Saint Lucia, San Vicente y las Granadines, Trinidad y Tobago, Turks y Caicos

Peru notified a confirmed case of vaccine-derived poliovirus type 1 (VDPV 1) on March 21, 2023. The case is a 16-month-old boy, belonging to an indigenous community in the Manseriche district in the Datem del Marañón province of the Loreto department, with no history of vaccination or travel history before the onset of symptoms

Argentina, Bolivia, Brasil, Chile, Colombia, Paraguay, Perú, Uruguay, Venezuela, Antártida, Ecuador, Guayana, Guayana Francesa, Islas Georgias del Sur, Islas Malvinas, Suriname

As of 16 March 2023, confirmed cases have been reported from all provinces; eight out of nine South African provinces have declared measles outbreaks1. No deaths associated with measles have been recorded. Most cases (86%) are reported among those aged under 14 years.

Sudáfrica

Between 24 November 2022 and 10 March 2023, 690 measles cases, including one associated death (case fatality ratio: 0.14 %), have been reported from 7 districts in western Nepal, and 3 districts in eastern Nepal. The majority of the cases (86%) have been reported in children aged less than 15 years.

Nepal

Expansion of outbreaks of highly pathogenic avian influenza in birds (to date they have been reported in 16 countries in the Region), confirmation of the first human infection caused by influenza A(H5N1) in Latin America and the Caribbean, and increase in cases in mammals

Argentina, Bolivia, Brasil, Chile, Colombia, Paraguay, Perú, Uruguay, Venezuela, Antártida, Ecuador, Guayana, Guayana Francesa, Islas Georgias del Sur, Islas Malvinas, Suriname

In the first eight epidemiological weeks of 2023, 115,539 cases and 33 deaths from chikungunya were reported, with the highest incidence rates in Paraguay (1,128 cases per 100,000 inhabitants) and Brazil (14.2 cases per 100,000 inhabitants).

Argentina, Bolivia, Brasil, Chile, Colombia, Paraguay, Perú, Uruguay, Venezuela, Antártida, Ecuador, Guayana, Guayana Francesa, Islas Georgias del Sur, Islas Malvinas, Suriname