Segond fracture

Case contributed by Mohammad Osama Hussein Yonso
Diagnosis certain

Presentation

The patient complains of pain in the left knee after a slip and fall, on examination: swelling, pain, and tenderness at the lateral aspect of the left knee, with restricted movement.

Patient Data

Age: 40 years
Gender: Male
x-ray

Avulsed bone fragment from the lateral margin of the left tibial plateau.

Zoomed view

x-ray

Avulsed bone fragment from the lateral margin of the left tibial plateau.

Case Discussion

Segond fracture is characterized by a small avulsion, or "chip", a fragment that is best seen on the anterior-posterior view.

There is a high incidence of ACL injury in this fracture so the MRI may be useful for visualization of the associated findings of ligamentous and/or meniscal injury.

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