Key Points

COVID-19

• Decrease in viral circulation, stabilization of activity in emergency departments.

Bronchiolitis

• No current outbreak.

Dengue, West Nile

• Dengue: one imported case identified since May 1, 2023, in Corsica. Several local outbreaks have been identified on the mainland.

• West Nile: two locally acquired cases have been detected this season in Corsica. Active viral circulation in Nouvelle-Aquitaine and Provence-Alpes-Côte d'Azur.

Pollen

• The allergy risk across the entire region is low, associated with grass and nettle pollen.