Fig. 6From: Bone up on spinal osseous lesions: a case review seriesOsteoid osteoma. Axial CT image (a) demonstrates a 1.2-cm sclerotic nidus (asterisk) at T10. The lesion is sharply demarcated with surrounding reactive sclerosis (arrow). Nuclear medicine bone scan (b) demonstrates focal intense uptake at T10 corresponding within the lesion (arrow)Back to article page