A
A
A

Frontal sinus

 
Author: Alexey Portnov, family doctor
Date created: 01.04.2011
Last reviewed: 06.07.2025

The frontal sinus (sinus frontalis) varies considerably in size. The septum dividing the frontal sinus into right and left parts is usually asymmetrical. The frontal sinus communicates with the middle nasal passage.

Where does it hurt?

What's bothering you?