Nine states now have related cases of diarrheal illness caused by the microscopic cyclospora parasite, according to an official at the US Centers for Disease Control and Prevention who asked not to be named because they weren’t authorized to share the information.

Outbreak centered in Michigan, as well as Ohio, Indiana, Kentucky and West Virginia pushes annual U.S. case number to record high.

The multistate cyclosporiasis outbreak traced to Taylor Farms shredded iceberg lettuce has expanded to nine states, federal health officials said on Friday. The outbreak, which…

More than 12,000 cases of cyclosporiasis have been reported across 40 states

Investigators believe additional states will help them better construct how cyclosporiasis moved through the nation's food supply.