[Osteoarthritis due to Kingella kingae. Apropos of 4 cases]

The authors describe for cases of osteoarthritis with Kingella Kingae, among children. This gram less than 0 germ, which is not well known, tends to be located in bones and joints. In the light of for observations and some of the cases yet observed, we could identified the clinical, biological, and bacteriological characteristics of this germ that has been just described.