Health Monitoring in Hauts-de-France. Bulletin of October 23, 2025.

Key points

Lower respiratory tract infections (acute lower respiratory tract infections, all etiologies)

  • Trends remain stable in hospitals and within the Sentinelles Network, and are decreasing at SOS Médecins, but activity levels remain low and within seasonal ranges.

Bronchiolitis (< 1 year)

  • Non-epidemic phase: low activity but increasing in the SOS Médecins network.

Influenza and influenza-like illnesses

  • Non-epidemic phase: low and stable activity.

COVID-19

  • Activity is decreasing, with a trend comparable to the previous season.

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