Health Monitoring in the Île-de-France Region. Bulletin of September 24, 2025.

Key points

Chikungunya, dengue

  • 198 imported cases of dengue

  • 177 imported cases of chikungunya

  • 2 AUTOCHTHONOUS cases of chikungunya

West Nile virus infections

  • 8 confirmed local human cases of West Nile

Back-to-school asthma

  • Following an increase in emergency room visits and the number of calls to SOS Médecins related to asthma since week 34, the trend is downward in weeks 37–38

Poisoning

  • Suspected case of iatrogenic botulism linked to cosmetic Botox injections.

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