Patient Data
Age: 35 years
Gender: Male
From the case:
Fibrous dysplasia
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There is a well-defined lytic lesion with a sclerotic rim identified within the proximal femur. This is called a 'rind sign'.
Case Discussion
A case with a well-defined lesion with a sclerotic rim a.k.a 'rind sign' in the typical location of the proximal femur suggests fibrous dysplasia.