Alberta Health Services issued a public call after the hepatitis A person helped prepare food at three locations in Nantong.
AHS said on Friday that it had confirmed a case of hepatitis A in an infected individual when it helped prepare food on January 11 and 18 at the Auditorium Hotel and on January 17 at the JF Foster School.
Anyone who ate food at the hotel on January 11 and 18, is asked to contact Health Link because they may have been exposed to hepatitis A. If necessary, callers will be provided with information about immunization clinics. AHS said immunization is given within 14 days after exposure can often prevent the onset of the disease.
Everyone who ate a bannock prepared by an open club JT. Foster on January 17 may also be exposed. AHS said it was contacting these people through the school and organizing immunizations.
The disease can occur between 15 to 50 days after exposure, AHS said. Anyone who thinks he may have been exposed is required to follow the symptoms.
Hepatitis A is a liver infection caused by the virus. Symptoms may include: fatigue; poor appetite; nausea and vomiting; abdominal pain and fever; and yellowing of the eyes and skin.
"As a precautionary measure, anyone who consumed food at the Hotel Auditorium on January 11 and 18, or a jar of JT Foster School on January 17 is advised to follow herself and her family for symptoms 50 days after the last exposure. "
Anyone who develops symptoms between now and March, is required to connect with the Healthcare link.