Non-ossifying fibroma

Case contributed by Saeed Soltany Hosn
Diagnosis almost certain

Presentation

Persistent knee pain after a traffic accident. MRI was performed to exclude the possibility of meniscal tear.

Patient Data

Age: 16 years
Gender: Male
mri

MRI shows a well-defined lesion centered on the cortex of the proximal tibia which has the same signal intensity as muscle on the T1-weighted images and increased signal intensity on the T2-weighted images.

Case Discussion

Findings are consistent with non-ossifying fibroma as an incidental finding in a 16-year-old male.

The case is from Dr. Mohammad Hosein Daghighy- Professor, Department of Radiology at Tabriz University of Medical Science.

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