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A 61-year-old man with chondrosarcoma presented with chronic upper back pain. (a) Axial T2-W MR image shows an expansile hyperintense lesion arising from the posterior elements of the T8 vertebra (arrowheads), which is associated with soft tissue extension to the right lateral and posterior epidural space (arrows). (b) Sagittal postcontrast T1-W MR image shows heterogeneous enhancement of the lesion (*), with soft tissue extension to the posterior epidural space (arrows).
