Excision of bone tumor and artificial joint replacement in 4 cases, arthrodesis in 3 cases, amputation in 6 cases.
行瘤段切除关节置换4例、关节融合术3例、截肢术6例，均未再复发。
Methods: 19 cases of malignant bone tumors of the distal femur or the proximal tibia were treated by wide excision and total knee replacement.
方法：对19例股骨远端或胫骨近端恶性骨肿瘤行瘤段骨广泛切除、定制人工膝关节假体置换术。
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