Fig. 9.

Radiographs (a) AP and (b) lateral X-ray show increased cortical thickness involving the mid tibial shaft on the lateral aspect, and there is associated sclerosis. MRI (c) T2 FAT SAT coronal & (d) T1w (e) T2Waxial Images showing extensive bone marrow edema, with a nidus (arrow) demonstrated within the cortex and resultant cortical thickening: Osteoid OsteomaNuclear scan (f) revealing intense uptake within the lesion (arrow). Post operative X-Ray (g) showing defect of en-bloc excision at the site of tumor.