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osteofibrous dysplasia(os'tē-ō-fī'brŭs dis-plā'zē-ă),
fibroosseous intracortical lesion that occurs almost exclusively in tibias and fibulas of children.
osteofibrous dysplasiaA rare, self-limiting non-neoplastic lesion which usually arises in the cortex of the tibia and fibula, or both, most often in the middle third of the diaphysis, affecting children < age 15.
Pain, pathological fracture, swelling, deformity; may be asymptomatic for up to 5 years.
Well-defined intramedullary lytic lesion with a sclerotic rim; the cortex often is expanded and thinned, with multiple radiolucencies admixed with intervening areas of sclerosis.
An extremely rare, benign bone tumor occurring in children under 10. The primary symptoms are painless swelling or bowing of bone. It usually develops in the tibia or fibula.
See also: dysplasia