Impingement

Written by Dr Sheila Strover on March 14, 2025

An Impingement is when a structure in the body interferes with the mobility of another structure by getting in the way.

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View inside the knee at arthroscopy.

A plica impinging between patella and femur.

Different kinds of impingement

There are a number of soft tissue structures that may become impinged, such as a bulky fat pad or a fattened and inflamed medial plica.

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Fat pad syndrome, Plica syndrome, Cyclops lesion, Graft impingement

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