Pterygium removal

A pterygium is an overgrowth of conjunctival tissue that gradually spreads onto the cornea. It can cause redness, irritation and a feeling of a foreign body in the eye, and as it progresses it may affect vision.

If a pterygium is growing or causing significant discomfort, the ophthalmologist may recommend surgical removal.

Noticed a growth on the surface of your eye? Book an examination with an ophthalmologist.

Photo of Pterygium removal 1

What is a pterygium?

A pterygium usually develops gradually. Its appearance is associated with prolonged exposure to ultraviolet light, wind, dust and dry air.

In the early stages it may cause no symptoms, but it can grow over time.

When is removal necessary?

Removal may be recommended if the pterygium:

  • is increasing in size
  • is spreading onto the cornea
  • is affecting vision
  • causes constant irritation or redness
  • creates a noticeable cosmetic concern

The decision is made by the ophthalmologist after an examination.

How is a pterygium removed?

The procedure is performed under local anaesthesia. The surgeon removes the altered tissue and, where necessary, covers the area with a graft of the patient’s own conjunctiva.

This technique is aimed at reducing the risk of regrowth.

After the procedure

The ophthalmologist gives recommendations on caring for the eye, using the prescribed medication and what to avoid during recovery.

Follow-up examinations at the intervals set by the doctor are required.

Need a consultation with an ophthalmologist?

Book an appointment at Helios. The doctor will examine you, order further diagnostics if needed and determine the best treatment approach.

The information on this page is for general guidance and does not replace a consultation with a doctor. Indications, contraindications and the method of treatment are determined individually after a medical examination.

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FAQ

Does a pterygium always have to be removed?

No. A small, stable pterygium may only need monitoring. The ophthalmologist decides whether surgery is needed.

Can a pterygium affect vision?

Yes. As it spreads onto the cornea it can alter the optics of the eye and cause astigmatism.

Can a pterygium come back?

Regrowth is possible. Techniques using a conjunctival graft are used to reduce that risk.

Is a hospital stay required?

As a rule the procedure is performed on an outpatient basis. The doctor determines the arrangements.

How can I reduce the risk of developing a pterygium?

Protect your eyes from ultraviolet light, wind and dust, and see an ophthalmologist promptly if symptoms appear.