Остеоїдна остеома

Остеоїдна остеома

Axial CT image of the proximal femur (adjacent bone is pelvic ramus) shows typical lucent nidus with central calcification (arrow) in child aged 6 with left hip pain. This CT shows the classic bullseye lesion.

Image courtesy of Michael J. Joyce, MD, and Hakan Ilaslan, MD.