Presentation
Not applicable.
Patient Data
Age: Not applicable
From the case:
Legg-Calve-Perthes disease: Salter-Thompson classification
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Legg-Calve-Perthes disease: Salter-Thompson classification.
Case Discussion
Based on the importance of radiographic cresent sign, 2 groups.
- Group A: crescent sign involves < 1/2 of femoral head.
- Group B: crescent sign involves > 1/2 of femoral head.