Pterygium excision is a surgical procedure to remove a pterygium, a non-cancerous growth on the conjunctiva that can cause irritation, redness, and vision problems. Here’s what you need to know:
Why is it performed?
- To restore vision by removing the growth
- To improve cosmetic appearance
- To relieve chronic irritation and inflammation
Surgical Techniques
- Simple Excision: A basic method where the pterygium is removed, but it has a higher risk of recurrence (around 10%)
- P.E.R.F.E.C.T Technique: A more advanced method involving extensive removal of Tenon’s capsule and a conjunctival transplant, with a lower recurrence rate (around 0.1%)
- Conjunctival Autograft: A technique where a piece of healthy conjunctiva is transplanted to cover the area after pterygium removal
- Amniotic Membrane Graft: A method using donated amniotic membrane tissue to cover the area after pterygium removal ¹ ²
What to Expect
- The procedure usually takes less than an hour
- Local anesthesia is used to numb the eye
- Post-operative care includes eye drops to prevent infection and inflammation
- Recovery time can take several weeks
Risks and Complications
- Infection
- Recurrence of the pterygium
- Abnormal scarring
- Inflammation and irritation
Benefits
- Effective in removing the pterygium and reducing symptoms
- Can improve vision and cosmetic appearance
- Low risk of complications with proper care ³ ⁴
