22 sick from staph in Vietnam horse-blood pudding

Twenty-two people in the northern mountainous province of Lao Cai were poisoned after eating horse-blood pudding due to presence of Staphylococci and E. coli.

Test results of horse blood pudding showed that Staphylococci and E.coli were present in the dish which is reported to be popular with Hmong and other ethnic farming people in the mountains.