Key Points Acute Respiratory Infections Flu and flu-like illnesses: Increased activity at SOS Médecins and in emergency departments across all age groups, at levels comparable to those...

Key Points Dengue, Chikungunya, and Zika This is the final update on enhanced surveillance for arboviruses for the 2025 season. No new locally acquired cases have been reported in...

Key Points Acute respiratory infections (ARI) Activity is clearly on the rise among children and generally stable among adults. Influenza Increase in influenza indicators as the...

Key points Bronchiolitis Pre-epidemic activity. Stability in the indicators monitored in hospital emergency departments and an increase in SOS Médecins consultations. An increase in RSV...

Key points Bronchiolitis Activity related to bronchiolitis has increased slightly in emergency departments (from 6.5% in 2025-S45 to 9.8% in 2025-S46), a trend confirmed by the increase...

Key Points Dengue Over the past two weeks, dengue activity in the region remained low, with 6 confirmed cases (3 in S45 and 3 in S46), including 1 resident on the island of Cayenne and...

Key points Acute lower respiratory tract infections Stable trend in hospitals and the Sentinelles network; increasing at SOS Médecins. Activity levels remain low and below seasonal...

Key Points Chikungunya, dengue, Zika Imported cases: 235 dengue 197 chikungunya 1 Zika Local cases: 2 chikungunya West Nile virus infections 18 confirmed local human cases of West...

Key points Acute Respiratory Infections In S46, indicators for acute respiratory infections (ARI) remain at a low level in Auvergne-Rhône-Alpes. Bronchiolitis In S46, syndrome-based...

Key Points Bronchiolitis in children under 1 year of age Transition to the pre-epidemic phase in the Pays de la Loire region in week 46. Indicators on the rise. Low levels. Influenza...