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Multistate Outbreak of Shiga toxin-producing Escherichia coli O157:H7 Infections Linked to Ready-to-Eat Salads (Final Update)

Posted December 11, 2013 3:00 PM ET

This particular outbreak appears to be over. However, E. coli is still an important cause of human illness in the United States. More information about E. coli, and steps people can take to reduce their risk of infection, can be found on the CDC E. coli Web Page.

Current Case Count Map

Persons infected with the outbreak strain of E. coli O157:H7, by state*

Persons infected with the outbreak strain of STEC O157:H7, by state as of December 9, 2013

*n=33 for whom information was reported as of December 9, 2013

A total of 32 individuals infected with the outbreak strain of STEC O157:H7 were reported from four states. The number of ill persons identified in each state was as follows: Arizona (1), California (28), Texas (1), and Washington (3).

« Read the full Outbreak Investigation

Previous Case Count Map

November 21, 2013

Persons infected with the outbreak strain of E. coli O157:H7, by state*

Persons infected with the outbreak strain of STEC O157:H7, by state as of November 19, 2013

*n=32 for whom information was reported as of November 19, 2013

A total of 32 individuals infected with the outbreak strain of STEC O157:H7 have been reported from four states. The number of ill persons identified in each state is as follows: Arizona (1), California (27), Texas (1), and Washington (3).

November 12, 2013

Persons infected with the outbreak strain of E. coli O157:H7, by state*

Persons infected with the outbreak strain of STEC O157:H7, by state as of November 10, 2013

*n=26 for whom information was reported as of November 10, 2013

A total of 26 individuals infected with the outbreak strain of STEC O157:H7 have been reported from three states. The number of ill persons identified in each state is as follows: Arizona (1), California (22), and Washington (3).

 
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