Presentation
Fall.
Patient Data
Age: 50 years
Gender: Male
From the case:
Dorsal defect of the patella
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Info
No fracture identified. Alignment is normal. No joint effusion A well-defined indentation of the articular surface of the patella is in keeping with a dorsal defect, a normal variant.
Case Discussion
Dorsal defect of the patella is a benign subchondral developmental anomaly that may be mistaken for a pathological process such as a focus of infection or osteochondritis dissecans.
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