Frontal
System: Musculoskeletal
Section: Signs
Tag: knee
Modality: X-ray (Frontal)

- “ The avulsed triangular-shaped fracture fragment in this case demonstrates the arcuate sign which indicates arcuate ligament-complex injury. The sm...”

Used in the following article:

  • Arcuate sign (knee) - “ The arcuate sign is often a subtle but important finding on knee x-rays and represents an avulsion fracture of the proximal fibula at the site of ...”

View full size version of Proximal fibular fracture (arcuate sign)

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