Add Yahoo as a preferred source to see more of our stories on Google. Pinguecula, an overgrowth of eye tissue, can progress into pterygium. choja/Getty Images Pinguecula and pterygium are both types ...

A pinguecula is a benign growth on the white of the eye. It is yellowish in color, raised, and most commonly forms on the side of your eye near your nose. A pinguecula can occur in one or both eyes. A ...