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Surveillance and updates on dengue

chikungunya

Seasonal surveillance in the EU/EEA for 2025

Update providing weekly overview of the countries and areas where dengue cases have been reported.
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Risk assessment for the EU/EEA

Dengue is an Aedes-borne disease widely distributed in tropical and subtropical regions.
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Historical data on local transmission in the EU/EEA

History of areas where local transmission of the dengue virus has been reported in the EU/EEA since 2010
Three-month dengue virus disease case notification rate per 100 000 population, September-November 2025

Worldwide overview

Every month ECDC provides detailed epidemiological overview of the worldwide transmission of dengue in its weekly threat report (Communicable Diseases Threat Report).
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Travel-associated cases in the EU/EEA

Overview of all countries and outermost regions visited by European travellers which were diagnosed with dengue after returning to mainland EU/EEA.

Reports

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