Yersiniosis is an infectious disease caused by a bacterium of the genus Yersinia. In the United States, most human illness is caused by one species, Yersinia enterocolitica. Infection with Yersinia enterocolitica can cause a variety of symptoms depending on the age of the person infected. Infection with Yersinia enterocolitica occurs most often in young children. Common symptoms in children are fever,... [more]