You’ll be taken to the operating theatre or procedure room and made comfortable.
Your anaesthetist will insert an intravenous cannula into a vein to give you anaesthetic or a sedative drug. You’ll most likely be positioned on your back with your head slightly raised.
The surgery is usually performed using a nasal endoscope which is a small tube with a camera and light on the tip. Your surgeon views your nose and sinuses on a monitor.
What happens next depends on the extent and type of your sinus problems. It may include removing nasal polyps and widening the natural openings of your sinuses.
The operated area may be packed with cotton or dissolvable material.
This surgery usually takes between 1 and 3 hours, depending on how complex it is.