Premature Epiphysial Fusion at the Knee Complicating Prolonged Immobilisation for Congenital Dislocation of the Hip

Three cases of premature epiphysial closure at the knee complicating prolonged immobilisation for congenital dislocation of the hip are described. 2. The etiology of this complication is briefly discussed, and it is suggested that relative ischaemia of the epiphysial plates is the most likely cause.