The following are given as 2 examples. Thigh bone seems shorter in one leg than in the other as indicated by the level of the knees in this position. A newborn's hip does not x-ray well because their bones are not dense enough to show up on the images. Ultrasound may be used instead of or along with an x-ray. Treatment is begun as soon as the problem is recognized.
Early treatment has an excellent success rate.
This is accomplished by maintaining the baby's legs in a position known as abduction. The legs are bent up to a ninety degree angle and held out to the side. This is the best position to promote normal hip development. The constant pressure of the ball gradually deepens the socket. This, together with the development of the muscles and ligaments around the joint, creates a secure, yet flexible joint.