Presentation
Direct impact trauma to the knee. Joint effusion. Normal x-rays.
Patient Data
Age: 30 years
Gender: Male
From the case:
Infraction of the medial femoral condyle with hemarthrosis
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Focal marrow hematoma and intra-articular hemorrhage. Suprapatellar recess segmented by a non-perforated suprapatellar plica (septum completum).