Rotavirus infection.

1. The health authority shall investigate each report of a case having rotavirus infection, as identified by laboratory confirmation of the presence of rotavirus in clinical specimens or by the demonstration of a specific serologic response in acute and convalescent sera, to: (a) Confirm the diagnosis; and (b) Obtain sufficient information for surveillance. 2. An infant or child having rotaviral diarrhea shall not attend a child care facility until asymptomatic. The health authority shall instruct a child care facility where an infant or child having rotaviral diarrhea is attending of the need and proper method of hand washing and other practices for the control of infection which prevent the transmission of rotavirus. 3. If a case having rotavirus infection is in a medical facility, the medical facility shall provide care to the case in accordance with enteric precautions or other appropriate disease specific precautions.