Multiple epiphyseal dysplasia complicated by severe osteochondritis dissecans of the knee. Incidence in two families.

Two families are described which appear to contain examples of multiple epiphyseal dysplasia. In both families a striking incidence of severe osteochondritis of the knees was encountered. It is suggested that this was caused by the fragmented and maldeveloped epiphyses characteristic of epiphyseal dysplasia.

Traumatic dislocation of the hip with fracture of the femoral head.

Six patients are reported with eight fractures of the femoral head associated with dislocation of the same hip. Seven fractures were treated by closed methods. One patient was excluded from analysis.