Presentation
Hyperflexion injury of the left knee.
Patient Data
Age: 15 years
Gender: Male
From the case:
ACL avulsion fracture
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Avulsion-fracture involving the majority of the tibial eminence at the tibial insertion of the ACL which is intact with complete separation of the bony fragment. Bone marrow edema of the lateral femoral condyle and tibial plateau with large joint effusion.
Case Discussion
MRI features of an ACL avulsion-fracture type 3b according to Meyers and McKeevers classification.
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