Presentation
Palpable swelling.
Patient Data
Age: 17 years
Gender: Male
From the case:
Osteochondroma - femur
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Left distal medial femoral metaphyseal bony outgrowth heading away from the knee joint space, with broadening of the diaphysis. Note the continuity of the medullary cavity from the femur into the lesion, which has internal fat (marrow) density.
Case Discussion
An osteochondroma may be asymptomatic or may manifest with palpable swelling or pressure symptoms.