Modified Chiari osteotomy for arthrosis after Perthes' disease. 14 hips followed for 2-12 years.


Between 1983 and 1995, a modified Chiari pelvic osteotomy was performed for coxarthrosis after Perthes' disease in 13 patients (14 hips). The median age at operation was 33 (16-56) years. The median duration of follow-up was 6 (2-12) years. The center-edge angle, Sharp's angle, acetabulum head index and acetabular edge angle improved substantially. The… (More)