Oncological and Functional Outcomes after Hemicortical Resection and Biological Reconstruction Using Allograft for Parosteal Osteosarcoma of the Distal Femur

Figure 3

Intraoperative image of the popliteal fossa after tumor resection and identification of the tibia nerve and the popliteal artery (a). Hemicortical resection (b). The resected specimen (c). Distal femoral allograft (d). The part of the posterior femoral allograft matching the dimension of the posterior distal femoral defect after tumor excision (e). Two cortical screws were used to fix the allograft to the distal femur.