CDC Updates Cyclosporiasis Case Data, Reports Over 19,500 Domestic Cases

The U.S. Centers for Disease Control and Prevention (CDC) has updated its Cyclosporiasis Case Data webpage, reporting 19,595 confirmed domestically acquired cases of cyclosporiasis across 49 states and the District of Columbia. This total includes 1,043 hospitalizations and two deaths. An additional 9,355 cases are awaiting determination of travel-relatedness. The update, published on September 9, 2026, indicates the agency is still catching up on case counts despite the "official season" ending on August 31st.