Anterior talofibular ligament injury

Case contributed by Dr Maulik S Patel


Right foot inversion injury while playing cricket. Pain and swelling on the lateral aspect of the right ankle. Unable to bear weight. Patient feels 'unstable ankle'.

Patient Data

Age: 20 years
Gender: Male

There is soft tissue swelling on lateral aspect of ankle. There is no fracture or dislocation.


There is fluid in expected location of anterior talofibular ligament. Normal echopattern and continuity of ligament not seen. Compression results in movement of fluid from superficial tissue into joint.

Calcaneofibular ligament and anterior inferior tibiofibular ligament are intact.

There is mild effusion in anterior recess of ankle joint.

Asympatomatic side shows normal echopattern of intact anterior talofibular ligament.

Case Discussion

Anterior talofibular ligament injury is most common with foot inversion trauma.

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Case information

rID: 53338
Published: 13th May 2017
Last edited: 16th Jul 2018
Inclusion in quiz mode: Included

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