Knee A to Z

Posterior cruciate ligament (PCL) reconstruction involves using graft material to refashion and replace a damaged posterior cruciate ligament. Page updated April 2024 by Dr Sheila Strover (Clinical Editor)

The posterior drawer test assesses the integrity of the posterior cruciate ligament. Page updated January 2024 by Dr Sheila Strover (Clinical Editor)

The meniscus is crescentic, with two horns (like a new moon) - and the posterior horn is the one at the back.

The posterior oblique ligament is a structure that considered by some to be part of the medial collateral ligament and by others to be a ligament in its own right.

Posterior tibial slope exists when the top of the tibia slopes downward towards the back of the knee. A few degrees of posterior slope is normal. Page updated May 2024 by Dr Sheila Strover (Clinical Editor)

Postero-lateral is a compound 'positional' word - meaning behind and to the outer aspect.. It is derived from 'posterior' and 'lateral'.

The posterolateral corner is the region on the outer aspect of the knee, towards the back. The anatomy here is complex, and repair of any damage is the domain of only the expert surgeon. Page updated February 2024 by Dr Sheila Strover (Clinical Editor)

A posterolateral corner injury includes damage to structures at the back of the knee on the outer side. Page updated February 2024 by Dr Sheila Strover (Clinical Editor)

Posterolateral rotatory instability is a particular multi-ligament injury involving damage to the structures of the posterolateral corner at the back of the knee.

Postero-medial is a 'positional' word - meaning behind and to the inner aspect. It is derived from 'posterior' and 'medial'.