Osteoid osteoma

Case contributed by Dr Hani Makky Al Salam

Presentation

Left thigh pain

Patient Data

Age: Adult

Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.

Cortical thickening and sclerosis is noted within the mid to distal femur. No periosteal reaction or other aggressive features. 

Small central lucency representing the nidus is noted within the thickened, sclerotic cortex. 

Case Discussion

This lesion is an osteoid osteoma. CT is more sensitive than plain film at detecting a small nidus. 

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