Key points

Chikungunya, dengue, Zika

• Since the start of enhanced surveillance in the region, 56 cases of arboviral diseases—47 confirmed cases and 9 probable cases—have been identified in Île-de-France, including 55 cases of dengue and 1 case of chikungunya, all of which were imported.

• The cases were imported from the Caribbean (34), Latin America (9), Asia (8), and sub-Saharan Africa (5). Among the cases, 53 (94.6%) were potentially viremic in Île-de-France, and 26 (46.4%) resided in municipalities in the region colonized by the “tiger mosquito” (Aedes albopictus).

Extreme heat, heat wave

• The Île-de-France region was under a green alert in week 26: a temporary and moderate increase in iCanicule indicators on Monday, June 26.

• The Île-de-France region is under a green alert in week 27 as of the date of publication of this report.