Posterior ankle impingement - illustration of causes

Case contributed by Dr Matt Skalski



Illustration of potential causes of ankle impingement:

A. os trigonum syndrome

B. stieda process

C. downsloping of the posterior tibia

D. fracture of the lateral tubercle of posterior process of talus

E. prominent superior calcaneus (Haglund deformity)

F. inflammatory tissue

Case Discussion

Posterior ankle impingement (PAI) syndrome is one of the impingement syndromes involving the ankle. It is classically described in ballet dancers.

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Case information

rID: 35398
Published: 5th Apr 2015
Last edited: 14th Aug 2019
Inclusion in quiz mode: Excluded
Excluded from licensing

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