[Yersinia enterocolitica infection in an 8-year old boy]. / Zakazenie spowodowane przez Yersinia Enterocolitica u 8-letniego chlopca.

A rare case is presented of Yersinia enterocolitica infection in an 8-year-old boy in whom symptoms and signs of appendicitis and cholecystitis dominated. Much attention is paid to the clinical course of yersiniosis and to diagnostic possibilities in order to identify the bacteria and to confirm the infection in serological tests.