2007 Multistate Outbreak of E. coli O157:H7 Infections at Tony Roma Restaurants Linked to Ground Beef

In January 2008, public health investigators in Wisconsin and California investigated E. coli related illnesses in persons who had eaten at Tony Roma's restaurants. The E. coli strains were a genetic match to one another. The ground beef patties were purchased from Rochester Meat Company. The ground beef was recalled. Employees of the restaurant were judging doneness of the hamburgers by texture and color and not by temperature.

Overview

Outbreak began:January 2008
Affected country:US
States/territories:CA, WI
Pathogen:E. coli O157:H7
Vehicle(s):Beef
Location(s):Restaurant
Brand name(s):Rochester Meat, Tony Roma's
Molecular test results:EXHX01.4421/EXHA26.2582

Health impact

Total ill:6
Number hospitalized:1

Sources & documents

Recall notices
Report / reference links