What is it?
A disease in which the cornea becomes progressively thinner and more protuberant and cone-shaped in its centre. Causes a reduction of visual definition secondary to irregular astigmatism. Begins in puberty and progresses slowly. Generally bilateral.Causes
- Unknown, probably multi-factor.
- Prior family history in less than 10% of cases.
Treatment
Always depending on the state it has reached:- Correction of error with spectacles or contact lenses.
- Placing of intrastromal rings. (INTACS)
- Corneal cross-linking (to halt development).
- Cornea transplant.