Presentation
Lump on the internal aspect of the distal right thigh.
Patient Data
Age: 14 years
Gender: Male
From the case:
Osteochondroma - distal femur
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A large pedunculated osteochondroma extends from the medial surface of the right distal femoral metaphysis. No fracture is evident.
Case Discussion
Osteochondromas are benign bone lesions with malignant potential. Malignancy develops from the cartilaginous cap and can be assessed with ultrasound or MRI.