| multistate product traceforward investigation to link imported romaine lettuce to a us cyclosporiasis outbreak - nebraska, texas, and florida, june-august 2013. | during june-august 2013, 25 us states reported 631 cyclosporiasis cases including nebraska and iowa where a regional investigation implicated common-source imported salad mix served in two chain restaurants. at least two common-origin growing fields were likely sources of contaminated romaine lettuce. using producer- and distributor-provided data, we conducted a grower-specific traceforward investigation to reveal exposures of ill us residents elsewhere who reported symptom onset during 11 june- ... | 2016 | 26489400 |
| outbreaks of cyclosporiasis--united states, june-august 2013. | during june-august 2013, cdc, state and local public health officials, and the food and drug administration (fda) investigated an unusually large number of reports of cyclosporiasis (compared with annual reports to the national notifiable disease surveillance system [e.g., 123 cases in 2012]), an intestinal infection caused by the parasite cyclospora cayetanensis. by september 20, cdc had been notified of 643 cases from 25 states, primarily texas (278 cases), iowa (153), and nebraska (86). inves ... | 2013 | 24172881 |