Fig. 4From: Three-dimensional printed customized uncemented unipolar prosthesis combined with ligament reconstruction for tumorous defect of the distal femur in childrenThe radiograph of an eleven-year-old girl with osteosarcoma in the distal femur (case 7). a Preoperative radiograph showing the distal femoral physis involved in the tumor; b Radiograph after surgery showed that the patient underwent hemiarthroplasty with the second-generation prosthesis following tumor resection, and the prosthesis is 1 cm longer than the length of resection; c Eight months postoperative radiograph; d Radiograph 18 months after surgery showing an LLD of 0.8 cm. LLD, limb length discrepancyBack to article page