Osteoid osteoma - hamate

Case contributed by Ammar Haouimi
Diagnosis almost certain


Chronic pain of the right wrist mainly during the night.

Patient Data

Age: 20 years
Gender: Male

There is a small well-circumscribed lucent lesion measuring 6 mm (nidus) of the hamate bone with a central calcification (sclerotic dot), and surrounding sclerotic reactive bone.

Case Discussion

CT features typical of an osteoid osteoma.

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