Role of Yersinia enterocolitica.

In the report by Burchfield et al on intussusception associated with Yersinia enterocolitica gastroenteritis, the actual role of Y enterocolitica as the specific cause of gastroenteritis may have been suspected, but the characteristics of Y enterocolitica, isolated from the patient's stool culture, were not demonstrated, as biogroup, serogroup, and phage-type tests were not performed.