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) Pre-operative coronal CT scan showing the tumour at the level of the left ethmoid sinus and (B) at the level of the sphenoid. (C) Endoscopic view of the OF appearing as a submucosal mass. (D) Post-operative coronal CT scan at the level of the ethmoid sinus and sphenoid sinus.
