Pilon fracture - type III

Case contributed by Amy Wong
Diagnosis certain

Presentation

Mechanical fall from height with inversion injury. Pain and unable to weight bear.

Patient Data

Age: 75 years
Gender: Female

Admission X-ray

x-ray

Fractures of the medial and lateral malleoli with considerable displacement and angular deformity of the lateral malleolar fragment. The fracture is through the tibial plafond, making this a pilon fracture. 

Further evaluation with CT

ct

A comminuted fracture of the distal tibia and fibula malleoli with considerable displacement and angular deformity of the lateral malleolar fragment

Case Discussion

Pilon fractures are fractures of the distal tibial plafond.

This patient had marked comminution as well as articular impaction of the distal tibial plafond. According to the Ruedi and Allgower classification, this is a type III Pilon fracture. 

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