Figure 3From: Solitary osteochondroma of the twelfth rib with intraspinal extension and cord compression in a middle-aged patient Axial T2-weighted MR image. The image shows an intraspinal osseous mass causing compressive myelopathy (arrows). Note 2 areas of the thin cartilaginous cap (arrowheads) on both the posterior and the intraspinal aspects of the mass.Back to article page