Presentation
Injury to the right knee, reduced range of movement, swollen and tender.
Patient Data
Age: 11 years
Gender: Male
From the case:
Sinding-Larsen-Johansson disease
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No fracture or joint effusion.
Fragmentation at the inferior pole of the patella, suggestive of Sinding-Larsen-Johansson disease.
Case Discussion
Sinding-Larsen-Johansson disease is traction apophysitis of the knee, typically caused by chronic overuse and traction, which results in widening and fragmentation of the apophysis.
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