Your eye will be numbed using a needle or eye drops. Your eye surgeon will remove the pterygium. Then the surgeon will take healthy tissue from somewhere else on the conjunctiva or use donor tissue to fill in the hole left by the pterygium.
After surgery, you probably will need to wear an eye patch for a day or two. Your eye surgeon will tell you when you can return to your normal activities.
It is possible that having pterygium surgery can change the shape of the cornea, making your vision blurry. This condition is called astigmatism. It is also possible that a pterygium can grow back after surgery. Here are ways to help keep a pterygium from growing back: