This book is concerned with the effect that displacement, whether minimal or severe, may have on the hip joint. Although it is concerned with the changes which take place in childhood and during growth, when they are most common and most severe, it is also to a lesser extent concerned with the way they will continue or even start long after growth has ceased. It is based on a series of about 450 cases of congenital displacement of the hip treated when the deformity was established, together with unstable hips drawn from 82000 children whose hips were examined at the time of birth. This study...