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.
Measurements of vertebral and disc heights. (a) preoperative image (b) postoperative image. (1) Disc height of upper adjacent segment to the treated level (2) Vertebral height of upper adjacent segment (3) Vertebral height of lower adjacent segment (4) Disc height of lower adjacent segment.
