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Dengue worldwide overview

Situation update, 17 March 2023

In 2023, and as of 9 March, 380 171 cases and 113 deaths have been reported. The majority of cases have been reported from Brazil (240 482), Bolivia (31 283), Peru (20 022), Colombia (15 972) and Nicaragua (13 187). The majority of deaths have been reported from Bolivia (26), Peru (26), Brazil (24), Sudan (14) and Bangladesh (9).

Countries with most cases
Brazil, Bolivia, Peru, Colombia, Nicaragua
Locally acquired cases in continental Europe
No autochthonous cases have been reported in 2023. Six cases from 2022 were reported retrospectively in Spain in 2023
Very low risk of transmission in continental Europe
environmental conditions are not favourable to vector activity and virus replication

Three-month dengue virus disease case notification rate per 100 000 population, January-March 2023

Three-month dengue virus disease case notification rate per 100 000 population, January-March 2023
Geographical distribution of dengue cases reported worldwide

Detailed overview

Europe

No autochthonous cases have been reported in 2023. Six cases from 2022 were reported retrospectively in Spain in 2023.

Americas and the Caribbean

In 2023, and as of 9 March 2023, PAHO has reported 339 126 cases of dengue and 83 associated deaths, in the Americas. The five countries reporting most cases are: Brazil (240 482), Bolivia (31 283), Peru (20 022), Colombia (15 972) and Nicaragua (13 187). All four dengue virus serotypes (DENV 1, DENV 2, DENV 3, and DENV 4) are currently circulating in the Americas. The figures for each country of the Americas region can be found on the PAHO Health Information Platform.

In the French Antilles between 1 January and 15 December 2022, confirmed cases were reported from Guadeloupe (79) and Martinique (25).

Asia

Bangladesh: In 2023 and as of 5 March, 758 cases and nine deaths had been reported.
Cambodia: In 2023 and as of 4 February, 580 cases and one death had been reported.
Laos: In 2023 and as of 4 February, 271 cases and no deaths had been reported.
Malaysia: In 2023 and as of 4 February, 11 127 cases and six deaths had been reported.
Singapore: In 2023 and as of 3 March, 1 746 cases and no deaths had been reported.
Sri Lanka: In 2023 and as of 3 March, 12 496 cases and no deaths had been reported.
Vietnam: In 2023 and as of 12 February, 11 991 cases and no deaths had been reported.

Africa

Sao Tome and Principe: In 2023 and as of 22 January, 19 confirmed cases and no deaths had been reported.
Senegal: In 2023 and as of 22 January, four confirmed cases and no deaths had been reported. 
Sudan: In 2023 and as of 28 February, 1 701 cases, including 1 012 confirmed cases and 14 deaths, had been 
reported

Australia and the Pacific

Australia: In 2023 and as of 6 March, 107 cases and no deaths had been reported.
Marshall Islands: In 2023 and as of 4 February, one case and no deaths had been reported.
Vanuatu: In 2023 and as of 28 January, four cases and no deaths had been reported.
Wallis and Futuna: In 2023 and as of 28 January, nine cases and no deaths had been reported.

N.B: The data presented in this report originate from several sources, both official public health authorities and non-official sources such as news media. Data completeness depends on the availability of reports from surveillance systems and their accuracy, which varies between countries. All data should be interpreted with caution as there may be areas of under-reporting; reported figures may not reflect the actual epidemiological situation. Please note that case definitions may differ between countries and comparisons should be made with caution.

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