Fibrous cortical defect - on MRI

Case contributed by Dr Ahmed Abdrabou

Presentation

Leg pain

Patient Data

Age: 15 years
Gender: Male

Eccentric metaphyseal lesion is noted at distal of tibia which is hypointense in all pulse sequences. It is surrounded by peripheral hypointense rim in STIR from reactive sclerosis . No periosteal elevation or cortical destruction. 

Case Discussion

Fibroxanthoma is benign fibrous defect comprises of fibrous cortical defect (< 2-3 cm) and non ossifying fibroma NOF (> 2-3 cm).

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