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 sagittal T2-weighted MRI showing a cystic lesion with a high signal intensity (white arrows) at L5–S1 disc level. b Preoperative axial T2-weighted MRIs showing a cystic lesion with high signal intensity (white arrows) compressing the S1 nerve root
