Pat.: patient, LW: leg weakness, GW: general weakness, IMD: impaired motor development, left-conv.: left-convex, right-conv.: right-convex, Th: thoracic, and L: lumbar. 1was lost due to scoliosis and pelvic obliquity and regained after spine stabilization surgery. 2Only transfer walking for a few meters inside. 3Ability lost at the age of 13 years. 4Last examination before surgery. 5Cobb degree not measurable and sitting position for X-ray is not achievable. 6Operative stabilization was indicated; patient's general condition is not sufficient for surgery.