Cyclosporiasis, 2019

There were 136 Cyclospora cases reported in 2019 (2.42 per 100,000 population). This is markedly higher than the median number of cases reported from 2009 to 2018 (median, 2; range, 0 to 156 per year). In 2019, 38% of cases occurred in people who resided in the metropolitan area.

The median age of cases was 44.5 years (range, 16 to 83 years). Seventytwo percent were female. Five percent were hospitalized; the median length of hospitalization was 5 days (range, 2 to 38 days). Eighty-five percent of infections occurred during May through July. Of the 92 non-outbreak cases for whom data were available, 13 (14%) reported travel outside the United States during the 2 weeks prior to illness onset.

One foodborne outbreak of cyclosporiasis was identified, a multistate outbreak associated with fresh basil. The outbreak accounted for 37 laboratory-confirmed Minnesota cases, with sub-clusters at an Olmsted County restaurant (26 cases), a St. Louis County catered conference (4 cases), a St. Louis County restaurant (3 cases), and a Hennepin County restaurant (2 cases); 2 Minnesota cases were exposed at a restaurant in another state.

• Find up to date information at>> Cyclosporiasis
• Full issue>> Annual Summary of Communicable Diseases Reported to the Minnesota Department of Health, 2019