Key Points

Chikungunya, dengue, Zika

• 437 confirmed or probable cases of imported dengue fever have been investigated in Île-de-France.

COVID-19

• Decrease in indicators for outpatient care and stabilization in emergency departments.

• Increase in the level of SARS-CoV-2 circulation in wastewater.

Bronchiolitis

• Stabilization of emergency department visits for bronchiolitis among children under one year of age, as well as visits followed by hospitalization, compared to week 39.

• Increase in calls to SOS Médecins for bronchiolitis in children under two years of age. Few laboratory detections of RSV.

Flu

• Increase in healthcare utilization for flu-like illness, whether in emergency departments, through the SOS Médecins network, or within the Sentinelles network.

• Hospitalizations following emergency department visits, however, were decreasing.

• Few influenza viruses detected in the laboratory.

Acute gastroenteritis

• Increase in indicators, mainly among those under 15 years of age, compared to S39.

• Low activity levels among SOS Médecins associations and in hospital emergency departments.