Fig. 1From: Retrospective analysis of surgical outcomes for atlantoaxial subluxationRepresentative lateral view of cervical spine X-rays post-operation. a C1 laminotomy. Posterior arch of C1 is decompressed (arrow head). b Transarticular screw fixation (Magerl and Brooks technique). c C1/2 fixation using C1 lateral mass and C2 pedicle screwBack to article page