Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
a Preoperative flexion lateral X-ray in case 9 indicates atlanto-axial subluxation. b Postoperative lateral X-ray. c Postoperative antero-posterior X-ray. d & e Postoperative reconstructive CT shows transarticular screws correctly passing through the pedicle of C2 and C1/2 joints
