“…The femoral head can be adjusted using an intertrochanteric osteotomy [10,12,17,18,19]or advancement of the greater trochanter [9]or both [7,13]. Options for treatment on the acetabular side are Salter-type osteotomies [13,25], rotational acetabular osteotomies [6,8,15,22,26] and augmentation procedures like acetabular roof plasty [11,13,16,24].…”