Key Points

• In Week 13 (March 25–31, 2024), emergency department visits were stable or declining across all age groups, as were hospitalizations following those visits.

• In general, seasonal indicators and the most common conditions show little fluctuation and involve small numbers of cases.

• Regarding respiratory conditions, visits for influenza/flu-like illness continue to decline (-20% across all ages, or -229 visits). In contrast, there is a slight increase in visits for acute bronchitis (+8% across all ages, or +124 visits) and pneumonia (+9% among those aged 15–74 only, or +243 visits).

• Emergency department visits for measles among adults are up compared to the previous week, with 8 visits in Week 13 versus 2 in Week 12. In contrast, among children, the number remains stable compared to the previous week (11 visits in Week 13 vs. 12 in Week 12).