1. Presented by Edward McCarthy, M.D. and prepared by Angelique W. Levi, M.D.

A 15 year-old boy had a painful swelling in his proximal tibia for three months. The radiograph revealed radiolucency with expansion of one cortex. There was no evidence of intralesional mineralization.

images/EMCcase3xray.jpg
/images/EMCcase3a.jpg
/images/EMCcase3b.jpg
/images/EMCcase3c.jpg
/images/EMCcase3d.jpg