Key Points Acute gastroenteritis Decrease in the number of emergency room visits and SOS Médecins consultations among children under 5 years of age. Allergies Decrease in SOS...

Key Points A total of 176 confirmed cases of chikungunya were recorded between weeks 10 and 19 of 2025, including 101 locally acquired cases, 32 imported cases, and 43 cases of unknown...

Key Points Chikungunya Since week 17, a decline in surveillance indicators has been observed, both in primary care and in emergency departments. However, activity remains high, with 10%...

Every year, May 1 marks the start of an enhanced surveillance period for arboviral diseases—such as dengue, chikungunya, and Zika—in metropolitan France, as well as the implementation of...

Key Points In 2024 in mainland France, 4,683 imported cases of dengue, 34 imported cases of chikungunya, 8 imported cases of Zika, and one dengue-chikungunya co-infection were reported...

Key Points In 2024, 38 locally acquired human cases of West Nile virus infection were identified in the Provence-Alpes-Côte d’Azur, Occitanie, and Nouvelle-Aquitaine: the departments...

Key Points COVID-19 112 emergency room visits (decrease driven by children under 15) Incomplete data from SOS Médecins Dengue, chikungunya, and Zika 18 cases of dengue and 19 cases of...

Key Points At the national level, the number of deaths from all causes reported by INSEE remains within the usual range of fluctuation across all age groups in S18-2025. At the...

Key Points In Week 19 (May 5–11, 2025), emergency department visits and hospitalizations following such visits were stable or declining across all age groups. Among children aged 2–14,...