Key Points Reunion Island is experiencing a low-intensity outbreak. However, in weeks 22 and 23, cases are still being confirmed in all municipalities on the island. Although...

Key Points Mayotte has remained in the epidemic phase of chikungunya since May 27, 2025, confirming active and widespread viral circulation throughout the territory. A total of 882...

Key Points Reunion Island is experiencing a low-intensity outbreak. However, cases are still being confirmed in all municipalities on the island. Surveillance has shifted back to...

Key Points Local cases No indigenous cases have been identified in mainland France. Imported cases From May 1, when enhanced surveillance began, through June 10, 2025, the following...

Key Points Chikungunya has entered the epidemic phase in Mayotte (Phase 3 of the ORSEC arbovirus plan) since May 27, reflecting intense and widespread transmission of the chikungunya...

Key Points Summary for January 1 through April 30, 2025 High number of imported dengue cases reported at the start of 2025, particularly linked to the ongoing epidemic in...

Key Points From June 1 to 3, 2025, 36 imported cases of dengue and 58 imported cases of chikungunya were identified. To limit the risk of local transmission, 102 entomological surveys...

Key Points Local cases No indigenous cases have been identified in mainland France. Imported cases From May 1, when enhanced surveillance began, through June 3, 2025, the following were...

Key points Reunion has been in the epidemic decline phase since Week 17. However, the virus continues to circulate actively throughout the island. Although declining, the risk of...

Key Points Chikungunya has entered the epidemic phase in Mayotte (Phase 3 of the ORSEC arbovirus plan) since May 27, reflecting intense and widespread transmission of the chikungunya...