Key Points

Monitoring of regional indicators, primarily those from emergency departments and the network of physical therapists, shows that activity related to bronchiolitis in children under 2 years of age continued to intensify in week 2017-44, following trends observed in mainland France by Santé publique France. As a result, Normandy is now in the pre-epidemic phase.Virological surveillance by the laboratories at the Caen and Rouen university hospitals shows an increase in the circulation of respiratory syncytial virus (RSV). Based on data from previous winter seasons, we can expect a sharp increase in bronchiolitis-related activity in the coming weeks.