
61-year-old female:
– Trauma
– Fracture?What do you see?
Showing the supine AP and lateral view, due to the inability to stand on the right leg.

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Diagnosis: Lipohemarthrosis (fat-blood level) indicating intra-articular #
Comminutive though non-displaced tibia plateau fractureAvulsion fracture proximal fibula (Segond fracture – 100% association with ACL injury)
CT: Schatzker type VI

Schatzker tibia plateau classification
– Schatzker I:Â wedge-shaped pure cleavage fracture of the lateral tibial plateau, having less than 4 mm of depression or displacement
– Schatzker II: splitting and depression of the lateral tibial plateau; namely, type I fracture with a depressed component
– Schatzker III:Â pure depression of the lateral tibial plateau;Â divided into two subtypes:
– Schatzker IIIa: with lateral depression
– Schatzker IIIb: with central depression
– Schatzker IV:Â Â medial tibial plateau fracture with a split or depressed component
– Schatzker V:Â wedge fracture of both lateral and medial tibial plateau
– Schatzker VI:Â transverse tibial metadiaphyseal fracture, along with any type of tibial plateau fracture (metaphyseal-diaphyseal discontinuity)