The cause is unknown, but the tendency to develop keratoconus is probably present from birth. Keratoconus is thought to involve a defect in collagen, the tissue that makes up most of the cornea.
Some researchers believe that allergy and eye rubbing may play a role.
Also, there is an association between keratoconus and Down syndrome.
What causes Keratoconus?
The cause is unknown, but the tendency to develop keratoconus is probably present from birth. Keratoconus is thought to involve a defect in collagen, the tissue that makes up most of the cornea.
Some researchers believe that allergy and eye rubbing may play a role.
Also, there is an association between keratoconus and {{NAME}} syndrome.