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Radiographic assessment. Preoperative and two years postoperative follow-up radiographs of revisions with implantation of a MRP-TITAN stem with distal diaphyseal fixation. 3.A: preoperatively, 3.B: postoperatively with metaphyseal defect augmentation by impaction bone grafting. 3.B. shows consolidation of the metaphyseal allograft after impaction grafting. 3.C: preoperatively, 3.D: postoperatively without impaction bone grafting and stress shielding in the proximal femur.
