A pterygium, also known as surfer's eye, is a raised, wedge-shaped growth of the conjunctiva that extends onto the cornea — the outer layer of the eye. These growths also can occur on either side of the eye.

Some common symptoms of pterygium include redness, swelling, and irritation of the eyes.

Treatment options for pterygium range from using symptom-relieving eye drops and ointments to surgical removal if the pterygium affects vision