If an employee is diagnosed with E. coli, Shigella, Salmonella, Hepatitis A, or Norovirus requires what managerial action? They are illnesses.,Intestinal infection, gastrointestinal virus. ! Symptoms include diarrhea, fever, nausea, vomiting, general weakness,stomach cramps and flatulence. <span>See the doctor and stay home for treatment.</span>
