Health Surveillance in Brittany. Bulletin of April 4, 2025.
Key Points
Influenza and influenza-like illness
Post-epidemic activity. Continued low detection rates of influenza A and B viruses, according to the virology laboratories at Rennes University Hospital and Brest University Hospital. Continued decline in calls to SOS Médecins.
Bronchiolitis
Non-epidemic activity. Low detection of RSV according to the virology laboratories at Rennes University Hospital and Brest University Hospital. Other viruses capable of causing bronchiolitis are circulating, notably rhinoviruses.
Gastroenteritis
High activity. High activity affecting children in particular. The upward trend in emergency department visits among those under 15 continues.
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