A total of 18 persons infected with the outbreak strain of STEC O145 infection were identified in 9 states.

The number of ill persons identified in each state was as follows: Alabama (2), California (1), Florida (1), Georgia (5), Kentucky (1), Louisiana (5), Maryland (1), Tennessee (1), and Virginia (1).

Four ill persons were hospitalized. One death was reported in Louisiana.

Dates for patients’ onset of illness ranged from April 15, 2012 to June 12, 2012.

Based on interviews conducted, a source for these infections was not identified.