Atlanto-axial subluxation is a disorder of C1-C2 causing impairment in rotation of the neck. The anterior facet of C1 is fixed on the facet of C2. It may be associated with dislocation of the lateral mass of C1 on C2. Epidemiology Atlanto-axial subluxations are often associated with high energy traumas, with higher occurrence among children Read the full article…