Cyclosporiasis illnesses are reported year-round in the United States. However, during the spring and summer months there is often an increase in cyclosporiasis acquired in the United States (i.e., “domestically acquired”). The exact timing and duration of these seasonal increases in domestically acquired cyclosporiasis can vary, but reports tend to increase starting in May. In 

Cyclospora in the United States at a glance

            •          Illnesses: 800

            •          Hospitalizations: 52

            •          Deaths: 0

            •          States reporting cases: 30

Cyclosporiasis illnesses are reported year-round in the United States. However, during the spring and summer months there is often an increase in cyclosporiasis acquired in the United States (i.e., “domestically acquired”). The exact timing and duration of

Latest Information

            •          The number of reported cases of domestically acquired cyclosporiasis illnesses has increased by 323 cases since the last update on June 30, 2022. Cases continue to be reported.

            •          As of July 26, 2022, 384 laboratory-confirmed cases of cyclosporiasis in people who had no history of international travel during the 14-day period before illness onset

At a Glance

            •          Illnesses: 61

            •          Hospitalizations: 6

            •          Deaths: 0

            •          States reporting cases: 13

Cyclosporiasis illnesses are reported year-round in the United States. However, during the spring and summer months there is often an increase in cyclosporiasis acquired in the United States (i.e., “domestically acquired”). The exact timing and duration of these seasonal increases in domestically

Cyclospora cayetanensis is a unicellular, microscopic parasite that can cause food- or water-related gastrointestinal illness. Cyclospora cannot be transmitted directly from one person to another through infected fecal matter; the parasite must complete part of its lifecycle outside of a host. Most cases of cyclosporiasis occur in underdeveloped tropical and

CDC, public health and regulatory officials in several states, and the U.S. Food and Drug Administration (FDA) are investigating a multistate outbreak of Cyclospora infections linked to bagged salad mix purchased at ALDI, Hy-Vee, and Jewel-Osco stores in Iowa, Illinois, Kansas, Missouri, Minnesota, and Nebraska. As of June 19, 2020, a total of 76 people