Key PointsIn Auvergne-Rhône-Alpes, in 2025, a record number of arbovirus cases:57 locally transmitted cases (53 chikungunya, 4 dengue)8 local outbreaks identified in 6 departments347...

Key Points <li data-list-item-id="ebe17b8709ddd5047e65ee230fdcee113">Trends in surveillance indicators remain stable for adults and are on the rise for children <li data-list-item-id="e67638e33b8ee84593de708161834edbd">High activity in private practice (SOS Médecins) and high activity in hospital settings (Oscour®).

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The surveillance system for reportable diseases relies on the transmission of data by physicians and laboratory professionals (both in private practice and in hospitals) to the relevant...

In France, 38 diseases are subject to mandatory reporting (MSO). Of these, 36 are infectious diseases and 2 are non-infectious (mesothelioma and lead poisoning in minors).

Chikungunya virus infection exhibits highly varied epidemiological patterns depending on the region in question. Surveillance and prevention of the risk of chikungunya (and dengue)...

Chikungunya is a viral disease transmitted by mosquitoes of the genus Aedes. The most common symptoms are fever and joint pain.