Posterior talar process fracture

Case contributed by Dr Luke Danaher


Left ankle pain and swelling post soccer injury

Patient Data

Age: 26
Gender: Male

X-ray right ankle

  • vertical lucency through the posterior talar process
  • increased lucency compared to prior image 
  • joint effusion
  • soft tissue swelling
  • no loose body or osteochondral defect

Case Discussion

  • vertical lucency of the posterior talar process carries a differential of os trigonum
  • the presence of a joint effusion can be seen in os trigonum syndrome  
  • having a previously normal radiograph confirms the presence of an acute fracture
PlayAdd to Share

Case information

rID: 39469
Published: 6th Sep 2015
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.