Key Points

• Another increase in emergency department visits and hospitalizations for bronchiolitis among children under 2 years of age, reaching very high levels, following a decline linked to school holidays

• In week 46, hospitalizations for bronchiolitis accounted for half of all hospitalizations following an emergency room visit among children under two years of age for the third consecutive week

• The intensity of the outbreak is particularly pronounced throughout mainland France and in Guadeloupe