Key Points

• Since the beginning of 2025, more than 27,000 cases of chikungunya have been reported on the island.

• The epidemic continues to spread, with 6,289 cases detected in S13. The epidemic is widespread and severe.

• Indicators related to chikungunya in primary care, emergency departments, and hospitals continue to rise.

• Since Week 11, 36 severe cases of chikungunya have been reported, including 16 in newborns or infants who presented with a severe clinical condition requiring intensive care.

• Dengue transmission is currently low on the island, with only about 30 cases detected since the beginning of the year and a single locally acquired case in week 13. All cases were geographically scattered.