Presentation
Anterior lateral infrapatellar knee swelling. Referred for ultrasound to rule out abscess.
Patient Data
Age: about 35 yrs.
Gender: Male
From the case:
Giant cell tumor of bone
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A defect is noted in tibial cortex. Soft tissue lesion is noted protruding from tibia.
Fluid fluid levels are noted in the lesion. Lesion shows vascularity.
It is a bone tumor extending from tibia into soft tissue.
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US findings suggest a bone tumor. Radiographs were taken.
Fused growth plates.
A lytic eccentrically located lesion in in proximal tibia.
Abutting articular surface
Non-sclerotic margin.
Case Discussion
USG is done intially to rule out soft tissue abscess at the site of swelling. However, it was not an soft tissue abscess but a bone tumor as seen in plain radiograph.