Foot avulsion injuries

Case contributed by Dr Maulik S Patel


A few days prior to the presentation; the patient had a left ankle twist. Complaining of pain on the anterolateral side of the hind-foot region.

Patient Data

Age: 25 years
Gender: Female

Lateral view shows an avulsed bone flake from the dorsal surface of the navicular bone with adjacent soft tissue swelling. There is no dislocation/bone lesion.


Dorsal talonavicular ligament

  • Bony avulsion from the dorsal side of the navicular bone
  • The ligament is edematous but intact.

Extensor hallucis brevis and extensor digitorum brevis muscles

  • Bony avulsion from the superolateral surface of the calcaneum bone
  • Muscle edema near avulsion site

Ankle joint

  • Anterior recess          -  no effusion

Anterior inferior tibiofibular ligament    

  • Intact, normal echo pattern

Anterior talofibular and calcaneofibular ligaments           

  • Intact, normal echopattern  

Deltoid ligament                

  • Intact, normal echopattern

Other findings

  • Mild soft tissue edema involving the dorsal side of navicular - calcaneum bone.


Case Discussion

Radiograph and ultrasound show foot avulsion injuries.

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Case information

rID: 69656
Published: 27th Jul 2019
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included

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