Radiological appearances:
A)Radio graphs:
1-Hazy or ground glass appearance
or cystic type with reactive rim, no trabeculae with normal cortical thickness.
2-Intra medullary lesion with thinned and bulged cortex.
3-Angular deformity.
B)Bone scan:
1-Reveals intense tracer uptake.
2-Decrease in bone scan activity implies inactive disease.
C)CT: May evaluate extent of bone involvement.
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