- fracture-dislocation with spinal cord injury
mechanism
- hyperflexion and axial compression
- unstable injury
radiograph
- triangular fragment at anteroinferior aspect of involved vertebral body (teardrop)
- anterior vertebral body height reduction with soft tissue swelling
- posterior displacement of fractured vertebra
- diastasic of interfacetal joints
- longitudinal ligament, intervertebral disc and posterior ligament complex disruption