Figure 3.
Whole spine Lateral radiographs of DLS in terms of low PI (Left), middle PI (Middle), and high PI (Right). Note the hypo-lordotic lumbar curve in low PI and relatively preserved lumbar lordosis in high PI.
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.