Patient count in McDonald’s E. coli outbreak tops 100; FDA continues investigation

Federal officials have updated the number of patients in an outbreak of E. coli O157:H7 infections traced to slivered onions on McDonald’s Quarter Pounder hamburgers. The patient count now stands at 104.The Food and Drug Administration and the Centers for Disease Control and Prevention are continuing to investigate the outbreak. Of 98 patients interviewed, 34 have been hospitalized. One person has died. Four patients have developed hemolytic uremic syndrome, which can cause kidney failure.