Dengue Surveillance in Réunion. Update as of January 24, 2021

Key Points

Since early December, there has been a trend—still moderate—toward an increase in the number of confirmed cases, and the first clusters of cases (Le Port and St. Joseph) have been detected. For the S02/S03 period of 2021, the number of confirmed cases is lower than in 2019 and equivalent to that of 2020. As a reminder, in 2019 and 2020, the period from late January to early February marked the resurgence of the epidemic. The impact on healthcare utilization remains limited.

Confirmed cases

  • S02: 25 confirmed cases

  • Week 3: 29 confirmed cases

  • Total 2021: 95 confirmed cases

Similar levels to 2020.

Affected areas

  • Le Port (west) and St. Joseph (south) > 50% of cases

  • 14 municipalities reported cases during the S02/03 period

2020 south and 2019 west.

Seeking medical care

  • Emergency room visits for dengue-like syndrome:

    • S02: 7 visits

    • S03: 4 visits

    • CHOR and CHU-Sud

  • Hospitalizations:

    • 9 hospitalizations in 2021

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