Presentation
Painless limp.
Patient Data
Age: 10 years
Gender: Male
From the case:
Perthes disease
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Subchondral lucency of the left femoral epiphysis (crescent sign) with medial joint space widening and minimal joint effusion.
Case Discussion
Perthes disease usually presents with painful limp. Preceding history of trauma is usual.
These radiographs depict typical radiographic findings of Perthes disease.
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