Chopart injury

Case contributed by Dr Dai Roberts

Presentation

Inverted foot in mechanical fall. Pain to weight bear.

Patient Data

Age: 30
Gender: Male
X-ray

Bony avulsion fracture of the lateral cuboid at the cuboid insertion of the dorsal calcaneonavicular ligament.  Minimally displaced bony avulsion fracture of the talar attachment of the talonavicular capsule.  No displaced anterior calcaneum process fracture.  Findings collectively in keeping with a Chopart injury.  

Case Discussion

Chopart joint sprains are a type of midfoot injury and are often overlooked compared to Lisfranc joint injuries.   Signs of a Chopart joint injury include bony avulsion dorsal calcaneonavicular ligament, bony avulsion fracture of the talar attachment of the talonavicular capsule, and anterior calcaneum process fractures 1.  

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