Key Points A measurable decline in monitoring indicators in private practice as well as in various emergency departments since Week 17. Activity continues in primary care (10%) and...

Key Points A total of 116 confirmed cases of chikungunya were recorded between S10 and S18-2025, including 57 locally acquired cases, 29 imported cases, and 30 cases of unknown status...

Key Points Number of imported cases documented during enhanced surveillance in 2024 568 Dengue 12 Chikungunya 3 Zika 1 Co-infection (dengue + chikungunya) First case of locally...

Key Points Surveillance indicators in emergency departments and primary care settings were beginning to decline. This trend is expected to be confirmed in the coming weeks due to a...

Key Points The enhanced surveillance system for dengue, chikungunya, and Zika was activated from May 1 to November 30, the period of activity for the tiger mosquito (Ae. albopictus) in...

Key Points The chikungunya epidemic continues at a high level of transmission. The number of consultations for clinically suggestive chikungunya has stabilized at a high level in...

Key Points Since the beginning of 2025, the outbreak has continued, with an estimated 113,000 chikungunya-related medical visits on the island, including 20,520 visits in week 15. To...

Reunion Island is facing a chikungunya outbreak. More than 33,000 cases have already been confirmed on the island since the beginning of 2025. Authorities are urging caution and...

Key Points Since the beginning of 2025, more than 33,000 biologically confirmed cases and 91,500 medical consultations for chikungunya have been recorded on the island. The epidemic is...

Key Points Epidemiological Surveillance 2024: The year with the highest number of cases of ARA since the implementation of enhanced surveillance: 274 imported cases of arboviral...