Key Points Influenza and Flu-Like Illness Epidemic phase in the Pays de la Loire region since week 50. Indicators are declining. Moderate levels. Acute gastroenteritis Indicators...

Key points Bronchiolitis Outside of an epidemic Activity is decreasing in hospital emergency departments and stable at SOS Médecins. Flu, flu-like syndrome First week of the...

Key Points Invasive Meningococcal Infections (IMI) In Brittany, 24 cases of IIM were reported throughout 2024. Since the beginning of 2025 and as of February 26, 2025, 17 cases have...

Key Points Chikungunya Since August 23, 2024, 3,390 cases of chikungunya have been reported on the island, including 3,245 in 2025. The epidemic has accelerated sharply, with nearly...

In March 2020, residents of a municipality in Saône-et-Loire (71) reported persistent, nonspecific general symptoms. Following an investigation into the source of exposure and in the...

Key Points Influenza and influenza-like illnesses Transition to the post-epidemic phase after 10 weeks of the epidemic. Declining activity in community settings and hospitals. The...

Key points Bronchiolitis The region has returned to baseline levels regarding epidemiological indicators for bronchiolitis. Influenza and influenza-like illnesses The region is still in...

Key Points Acute Respiratory Infections (ARI) In Week 09, activity related to acute respiratory infections across all age groups continued to decline in primary care and hospitals. A...

Key points Bronchiolitis Epidemic on the decline. Bronchiolitis-related activity remains at a post-epidemic level in S09: it decreased to 6.8% (vs. 8.1% in S-1) among emergency...

Key Points Flu-like Illnesses and Acute Respiratory Infections Both in hospitals and in community settings, indicators of healthcare utilization for influenza-like illness were...