Presentation
Limp for 6 weeks, worse at night. Relieved by aspirin.
From the case:
Osteoid osteoma
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Frontal
Subtle increased sclerosis of the proximal tibia. No nidus is visible.
From the case:
Osteoid osteoma
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Axial PD fat sat
Well circumscribed T2 bright lesion at the posterior aspect of the proximal tibial metaphysis. Marked adjacent soft tissue inflammation. At this point the differential is between osteoid osteoma and infection.
From the case:
Osteoid osteoma
Axial non-contrast
CT demonstrates the classic findings of a poorly defined area of sclerosis with a central lucent nidus. This was treated with CT guided RF ablation to good effect.
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