An official website of the United States government
Here's how you know
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.
Relationship between disc height and segmental angulation. According to the decrease in disc height, less angulation was observed. HDH high disc height, MDH medium disc height, LDH low disc height