This study examined the anatomy of the knee extensor mechanism in patients ... with an increasing amount of patellar arthrosis at the lateral facet, central ridge, and, most significantly, medial ...

Sixty-five consecutive primary total knee arthroplasties were done in 60 ... Rating System [8] and the location of wear (medial or lateral facet or central ridge) was recorded.

Examination may disclose the patella still lying lateral to the joint, but more usually the dislocation has been reduced and there is a swollen knee with a tender line parallel to the medial border of ...

The knee joint also comprises three compartments – the medial (inner) compartment, the lateral (outer ... matching the ...