Dengue Surveillance in Réunion. Update as of February 21, 2021

Key Points

Although the majority of cases remain concentrated in Port and St. Joseph, a trend toward the spread of cases and an acceleration in viral circulation is being observed. Furthermore, given the difficulty in interpreting isolated serology results in a context where dengue has been circulating in the region for several years now, PCR remains the preferred diagnostic method.

Confirmed cases

  • S06: 113 confirmed cases

  • S07: 135 confirmed cases

  • Total 2021: 480 confirmed cases

= 2020 and <2019

Affected areas

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

  • 15 municipalities reported cases during the S06/07 period (=)

Affected areas: 2020 south and 2019 west

Seeking medical care

  • Emergency room visits for dengue-like syndrome:

    • S06: 12 visits

    • S07: 20 visits

    • Mainly CHOR

  • Hospitalizations: 32 hospitalizations in 2021

In relation to

Our latest news

news

2026 “Sexual Behavior” Survey (ERAS) for men who have sex with men

news

Hervé Maisonneuve has been appointed scientific integrity officer for a...

Visuel illustratif

news

Public Health France 2026 Barometer: Launch of the Survey