Key Points Acute Gastroenteritis In emergency departments, activity related to gastroenteritis remained stable in Week 19 and was at the levels observed during the same period in the...

Key Points COVID-19 Low, stable activity at SOS Médecins and declining activity in hospital emergency departments Gastroenteritis and acute diarrhea Moderate activity, stable in...

Key Points Dengue Over the past two weeks (W18 and W19), overall dengue activity in the territory was low, with an average of 13 confirmed cases per week. The majority of cases were...

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...