Bronchiolitis, COVID-19, and the flu in the Hauts-de-France region. Update for November 19, 2025.
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 averages.
Bronchiolitis (< 1 year)
Transition to the pre-epidemic phase.
Activity is rising in emergency departments and at SOS Médecins, confirming an increase in indicators that now places the region in the pre-epidemic phase.
Influenza and influenza-like illnesses
Non-epidemic phase: low and stable activity in primary care within the SOS Médecins and Sentinelles networks, as well as in emergency departments.
COVID-19
Activity is stable in emergency departments and slightly decreasing at SOS Médecins.
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