2009 “Feed the Animals” Exhibit E. coli outbreak at the Western Stock Show
In January 2009, the Communicable Disease and Consumer Protection Divisions of the Colorado Department of Public Health noticed an increase is in the number of laboratory confirmed cases of E. coli O157. Thirty cases were identified—including nine hospitalizations and 2 cases of HUS. All the children had visited the National Western Stock Show in Denver, Colorado. A case-control study found the risk of E. coli infection was associated with touching animals in the “Kids Zone” exhibit.