We report the resultas of proximal intertrochanteric imoral osteotomy that was performed to treat osteoarthrosis in 86 hips with prearthrotic deformity from 1982 to 1994. 41 patients with slipped capital imoral epiphyses and 34 patient with Acetaulas dysplasia built the main parts of secundary osteoarthrosis. The hip scores of Harris and Merle d`Aubigne from 75 % of the adults were better after the intertrochanterie osteotomy. More than 90 % of the patients were satisfied with this kind of treatment.
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