2 part

Atlas Fractures

3 types

 

1. Posterior Arch

 

Mechanism

- axial compression with hyperextension

 

Associations

- 50% incidence other C1/2 fracture

- i.e. ondontoid fracture

 

Management

- stable

- soft / philadelphia collar

 

2. Isolated lateral mass fracture

 

Mechanism

- asymmetrical axial compression / lateral bend