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Measurement of tibial tubercle lateralization. Postreconstruction analysis can be used to make a more accurate determination of the TT-TG (arrows). Superimposing an axial CT section through the tibial tubercle (B) on top of a section at the posterior femoral condylar reference line (A) and the deepest point of the trochlear groove (C) allows a more reliable calculation of the TT-TG.
