What Is a Corneal Dystrophy

Corneal dystrophies are eye diseases that involve changes in the cornea (the clear front layer of your eye). These diseases usually run in families. Most corneal dystrophies are progressive — they get worse over time. Some cause vision loss or pain, but some have no symptoms.

What is the cause of corneal dystrophy?

Corneal dystrophies are a group of rare, genetic diseases that affect the cornea, the front part of your eye. There are more than 20 types, each with different symptoms. All cause a buildup of foreign material in one or more layers of your cornea.

Can dry eyes cause corneal dystrophy?

As a person grows older, the likelihood of developing some form of ocular surface disease increases due to age-related factors. Severe dry eye, corneal dystrophies and eyelid problems may be common.