Stratford News 21 cases of PED now confirmed SHARE ON: Patrick Grapes, staff Thursday, Feb. 20th, 2014 More cases of Porcine Epidemic Diarrhea have been confirmed. The Ontario Ministry of Agriculture confirmed five more cases of the disease this week, bringing the total to 21 in the province. Of the five new cases three are in Oxford County and one is in Perth County. The virus, which poses no threat to humans, could cost the Canadian pork industry tens of millions of dollars if it continues to spread. You can find more information about PED, and where cases have been confirmed, by visiting this website.