Of that total, 6,707 cases have been laboratory-confirmed, while more than 11,500 additional reports are still being verified or investigated, according to the agency's latest data. Cases have now been reported in 45 states, up from 34 states earlier in July. Fresh produce, including leafy greens and berries, has historically been the most common vehicle for infection in the United States. The previous largest outbreak on record involved about 1,500 cases tied to raspberries, according to a 2023 federal food-safety report. The CDC has urged clinicians to specifically request Cyclospora testing when the illness is suspected, since standard lab panels often fail to detect it.