Figure 2.
Postoperative coronal computed tomography (CT) of the left frontal recess 2 months after revision ESS.
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.