Fig. 1

Measurements on the proximal trochlear. AEA, Anatomical epicondylar axis; wMT, Width of medial trochlear facet; wLT, Width of lateral trochlear facet; the dMTE, Linear distance of the medial trochlear edge; the dLTE, Linear distance of the lateral trochlear edge; and dTG, Linear distance of the trochlear groove