Presentation
Right thigh pain for several months. No fever.
Patient Data
Age: 10 years
Gender: Male
From the case:
Osteoid osteoma - femoral
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Right distal femoral diaphyseal tiny lucent lesion (nidus with central region of mineralization) surrounded by extensive sclerosis and benign appearing periosteal reaction. No cortical destruction or extraosseous soft tissue extension.
Case Discussion
The case demonstrates typical features of osteoid osteoma.