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Medial malleolus osteochondroma

Case contributed by Bahman Rasuli
Diagnosis certain

Presentation

Pain and swelling of medial malleolus of the right ankle.

Patient Data

Age: 35 years
Gender: Female
x-ray

A well-defined osteochondroma arising from the medial aspect of the medial malleolus with downward extension. The ankle joint is normal in appearance.

Mortise joint effusion.

Focal bony growth from the medial aspect of the distal tibia medial malleolus measuring about 15*20*25 mm which is continuous with the medullary cavity.

The lesion does not cause any local neurovascular impingement.

Case Discussion

Typical appearances of a solitary osteochondroma at the medial malleolus.

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