Last edit by Alaric Steinmetz on 13.02.2025
Atlanto-occipital dislocations can be classified into three different types, according to a publication from 1986 by Vincent Traynelis et al.[^1].
Type
Description
Type I
Anterior dislocation of the occiput relative to the atlas.
Type II
Longitudinal dislocation (distraction).
Type III
Posterior dislocation of the occiput relative to the atlas.
Atlanto-occipital dislocation classification
Illustration of the atlanto-occipital dislocation classification from the original publication