Traitement conservateur des tumeurs osseuses primitives malignes de l'enfant Resultats preliminaire a' propos de 14 cas

Progress of neoadjuvant chemotherapy has trasformed prognosis of squelettal malignant tumor in infants. This has led to a great improvement in limb sparing surgery and in disease-free survival. The authors report their experience of limb salvage about their 14 first cases. The nature of tumor is osteosarcoma in 7 cases and ewing sarcoma in the other 7 cases. This review allows some conslusions: 1/ necesity of multidisciplinary cooperation in management of such patients. 2/ the worst prognosis of Ewing sarcoma. 3/ inter relation between tumor sensibility to chemotherapy and survival of patients. 4/ fiability of autograft in intercalary reconstruction and good fonctionnal result of knee reconstruction with massive prothesis