Atlanto-occipital dislocation

Case contributed by Dr Chad Wong

Presentation

30 year old female unrestrained passenger in high speed motor vehicle accident with loss of consciousness and PEA arrest at the scene.

Patient Data

Age: 30
Gender: Female
CT

Distraction type injury at the craniocervical junction. Fracture-dislocation through the atlas and involving the atlanto-occipital articulations.

Basion-dens interval is 28.7mm. The usual interval is <8.5mm on CT.

Global reduced attenuation with loss of CSF spaces. There is widespread subarachnoid blood, particularly in the posterior fossa suggestive of traumatic subarachnoid haemorrhage.

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Case information

rID: 44648
Case created: 30th Apr 2016
Last edited: 18th Apr 2017
Tags: spine, trauma, mva
Inclusion in quiz mode: Included

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