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Figure 10. A 23-year-old man with leiomyosarcoma of the distal femur. (a) Anteroposterior radiograph shows a permeative lytic lesion of the distal femoral metaphysis extending to the epiphysis. (b) Axial T1 weighted image shows replacement of the marrow cavity with homogeneous hypointense tumour and a small area of cortical breakthrough laterally. (c) Axial T2 weighted image shows areas hypointense to fat. (d) Coronal short tau inversion recovery (STIR) image shows a diffuse high signal.
