According to the Kentucky Health Department, five Kentucky children have been diagnosed with Hemolytic-uremic syndrome, or HUS, likely caused by E. coli O157:H7.

The Department for Public Health said there are three cases in Hardin County and one each in Nelson and Oldham Counties. All the children are currently hospitalized.

Kosair Children’s Hospital released this statement at noon on September 13:

Several children from several different counties in Kentucky are being treated for hemolytic uremic syndrome at Kosair Children’s Hospital. In children, this syndrome is most often caused by E. coli O157:H7 infection. We have notified the state health department, which has begun an investigation.