Key Points

Chikungunya, dengue, and Zika

• Significant impact of the chikungunya outbreak in Réunion and the dengue outbreak in Guadeloupe on surveillance in mainland France.

• Since the start of enhanced surveillance (May 1), 9 imported cases have been identified in the region (6 of chikungunya and 3 of dengue).

• 2024 summary of surveillance of imported and locally transmitted cases in Provence-Alpes-Côte d’Azur (PACA): 222 imported cases of dengue and 1 imported case of chikungunya; 7 outbreaks of locally transmitted dengue and 76 identified cases.