The Washington State Department of Health and the Centers for Disease Control and Prevention (CDC), in conjunction with local health officials, are currently investigating a cluster of E. coli O157:H7 cases that has been connected to Costco chicken salad.
One case has been reported in Washington state. This person, a King County resident, is a teen male who was not hospitalized. He reported eating the implicated product, which he purchased from the Shoreline Costco.
For more information on this outbreak, read this press release from Washington State Department of Health.
If you purchased this product (number 37719) from a Washington Costco, discard it and do not eat it. People who have eaten this product and feel ill should consult with their health care provider. People usually get sick 2-8 days after getting E. coli.