Contact lenses can cause many complications in their wearers. User error causes some of these complications, like not cleaning the lenses properly or not replacing them often enough. Other complications are caused by the presence of a foreign body, the contact lens, on the surface of the eye. Corneal edema falls under the latter category. Here's what you need to know about this painful complication of contact lens wear.
What is corneal edema?
Penetrating keratoplasty is one of the surgical procedures that ophthalmologists can use to replace a damaged cornea. It replaces the entire cornea, unlike other procedures, which only replace the back layer of the cornea. Here's what you need to know about this procedure.
How do corneas become damaged?
There are many ways that your corneas can become damaged. Injuries to your eyes, like scratches or abrasions, or infections such as keratitis can lead to scarring on your cornea.