For C1<unk>  fracture, see Jefferson fracture
Unstable if:
Associated neurologic deficits
Loss of >50% of vertebral body height
>20 degrees of spinal angulation
Compromise of >50% of spinal canal
Axial compression > nucleus pulposus forced into vertebral body
Associated neurologic deficits
Loss of >50% of vertebral body height
>20 degrees of spinal angulation
Compromise of >50% of spinal canal
Axial compression > nucleus pulposus forced into vertebral body<unk>  fractures and dislocations
Atlanto-occipital dissociation
C1
Jefferson fracture
C1 isolated anterior arch fracture
C1 isolated posterior arch fracture
C2
Odontoid fracture
Hangman's fracture
C3-C7<unk><unk>  spinous process fracture
Extension<unk>  teardrop fracture
Flexion<unk>  teardrop fracture
Anterior<unk>  wedge fracture<unk>  facet dislocation
Isolated transverse process fracture
Thoracic and lumbar fractures and dislocations
Chance fracture
Thoracic<unk>  fracture
Lumbar<unk>  fracture
Isolated transverse process fracture
Thoracic and lumbar compression fractures
Atlanto-occipital dissociation
C1
Jefferson fracture
C1 isolated anterior arch fracture
C1 isolated posterior arch fracture
C2
Odontoid fracture
Hangman's fracture
C3-C7<unk><unk>  spinous process fracture
Extension<unk>  teardrop fracture
Flexion<unk>  teardrop fracture
Anterior<unk>  wedge fracture<unk>  facet dislocation
Isolated transverse process fracture
Jefferson fracture
C1 isolated anterior arch fracture
C1 isolated posterior arch fracture
Odontoid fracture
Hangman's fracture<unk><unk>  spinous process fracture
Extension<unk>  teardrop fracture
Flexion<unk>  teardrop fracture
Anterior<unk>  wedge fracture
Chance fracture
Thoracic<unk>  fracture
Lumbar<unk>  fracture
Isolated transverse process fracture
Thoracic and lumbar compression fractures
Cervical burst fracture
Penetrating neck trauma
Cervical facet dislocation
Blunt neck trauma
Cervical spinous process fracture
Vertebral and carotid artery dissection
Lumbar burst fracture
Strangulation