Perthes Disease is most common in boys between the ages of 4 and 8; about one-fifth of cases of Perthes Disease will present in both hips. Perthes Disease is usually diagnosed when the child is found to have a limp. Your child may also complain of pain in the affected hip.
Treatment of Perthes Disease varies depending on the extent of the condition. In general, treatment of Perthes Disease is aimed at relief of symptoms, maintaining hip motion, and keeping the hip in the proper position. Occasionally, surgery is needed to keep the femoral head inside the hip joint, but most often treatment of Perthes Disease is non-surgical. The long term effects of Perthes Disease include an increased risk of developing early hip arthritis.