N.N. Priorov Journal of Traumatology and OrthopedicsN.N. Priorov Journal of Traumatology and Orthopedics0869-86782658-6738Eco-Vector9843610.17816/vto98436Research ArticleVarious limb-saving operations in children with primary malignant tumors of long bonesKovalevV. I.info@eco-vector.comStrykovV. A.info@eco-vector.comStarostinaА. Y.info@eco-vector.comBorodachevА. V.info@eco-vector.comKovalevD. V.info@eco-vector.comLebedevK. V.info@eco-vector.comYasonovA. V.info@eco-vector.comBystrovA. V.info@eco-vector.comRykunovA. E.info@eco-vector.comRussian Children's Clinical Hospital in the Name of the Intercession of the Holy Mother of God120319996145522501202225012022Copyright © 1999, Eco-Vector1999<p>Treatment results of 83 children, aged 5-15, with primary malignant tumors of long bones are analysed. Efficacy of combined and selective pre- and postoperative chemotherapy are shown. Criteria of conservative treatment subjective and objective evaluation are determined as a factor to perform limb-saving operation. In children over 12 the tumor removal and hip/knee total joint replacement has been carried out simultaneously. Three types of limb-saving operations, i.e. free bone autoplasty, Ganas operation and bone microsurgical autoplasty are described. These operations can be performed in children of any aged group. Adverse reactions and complications are presented. All positions are confirmed by clinical observations.</p>limb-preserving operationschildren with primary malignant tumors of long bonesgrowth canceroncological diseases of the bonessurgical treatment of tumorsmodified Sivash endoprosthesisоперации сохраняющие конечностьдети с первичными злокачественными опухолями длинных костейрак ростейонкологические заболевания костейхирургическое лечение опухолеймодифицированный эндопротез Сиваша