Summary

• In week 17 of 2017 (April 24–30), emergency department visits for all causes were down 9% among children under 2 years of age, up 5% among 2- to 14-year-olds, and stable among adults. Hospitalizations were generally stable across all age groups.

• Seasonal illnesses remained stable or declined across all age groups, with the exception of visits due to general malaise, which rose by 18% among children aged 2–14 and by 6.5% among adults. There was also a slight increase in visits for asthma among children aged 2–14 (+7%) and for pneumonia among adults over 75 (+7.4%).

• While the most common conditions seen in emergency departments among children under 2 years of age are all decreasing, there is a 26.3% increase in visits for neurological disorders (primarily headaches) among children aged 2–14, as well as a 9% increase for trauma and diagnoses related to foreign bodies. Among adults aged 75 and older, there was an increase in visits for cardiac decompensation (+10.5%) and chest pain (+7%). The most common conditions remained stable or declined among adults aged 15–74.