Pinguecula and pterygium are both types of non-cancerous tissue overgrowth. If a pinguecula progresses and grows into the cornea, it becomes a pterygium. You can use over-the-counter lubrication ...

This exam can help distinguish a pinguecula from a pterygium (surfer's eye), which has similar symptoms. A pterygium is a similar growth on the white of the eye that can become big enough to reach ...