51-year-old female. Left proximal tibia lesion. Evaluate for interval progression. The mixed lucent and sclerotic lesion in the lateral aspect of the proximal tibial metaphysis measures approximately the same at 3 x 4 cm. It has features on OSH CT and MRI most consistent with an enchondroma. No frank cortical destruction.
Mixed lucent and sclerotic lesion in the proximal tibia, unchanged, and has features most consistent with an enchondroma based on OSH imaging. 