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Wisconsin Department of Health Services

Communicable  Diseases Subjects A-Z



Sexually Transmitted Diseases


Disease Reporting

E. coli O157:H7 

including other Shiga toxin-producing E. coli

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Escherichia coli O157:H7 is a bacterium that infects the intestinal tract and may produce a toxin that affects other parts of the body as well. E. coli O157:H7 infections can occur as isolated cases or as part of an outbreak; cases are seen more frequently during the summer months.

Food poisoning home 

General information

E. coli O157:H7 fact sheet - Spanish
Shiga toxin-producing E. coli (STEC) fact sheet - Hmong - Spanish  

Food Handling and Housekeeping   
Food   Food Safety CDC   Healthy pets - Healthy people CDC   

Information for health professionals

Additional resources


Wisconsin Local Health Departments - Regional offices - Tribal agencies

Rachel Klos, Epidemiologist
Wisconsin Division of Public Health 
Bureau of Communicable Diseases
(Phone 608-267-7422)  (Fax 608-261-4976)

Last Revised: August 05, 2014