[Autogenous bone graft reconstruction and Kerboull ring aseptic acetabular loosening]

62 cases of acetabulum reconstruction by Kerboull cross were performed from 1998 to 2003. This reconstruction was realized in 62 cases of acetabulum loosening with bone defect : type III or IV of the SOFCOT classification. The mean follow up was 4 years. We note an increase of PMA score in 92% and 1 losening due to infection. Reconstruction of the acetabulum. Its fixation, the reconstruction of the acetabulum with Kerboull cross is a good alternative to bone defect in acetabulum. Its fixation, the reconstruction of the acetabulum by the bone grafting and the automatic centralization of the hip seems to be the major points of this technique

[Synovial osteochondromatosis of the shoulder. [Report of 3 cases]]

Synovial osteochondromatosis of shoulder is a rare affection, it becomes on the fourth place after the knee, elbow and hip. We report 3 cases in patients of more than 40 years old, the diagnosis suspected after radiologic study is confirmed by histologic study. All the patients benefited from open sky surgical treatment that permitted to make ablation of foreign bodies followed by a synovialectomy [cases n°l and n°2], a resection of the serous bursa with its synovial and a resection of the biceps tendon sheath for the case n°3. The results is affected by late diagnosis