Keratoconus treatment options have expanded considerably. In the past, patients would be fitted with gas permeable lenses until they could no longer tolerate them or see well enough to function, at which time a corneal transplant would be performed. With the use of scleral lenses and a growing number of optometrists skilled at fitting this modality, patients are able to function longer prior to needing surgery. Crosslinking is now implemented earlier in the course of the disease, with fewer actually progressing to severe disease, requiring transplantation. Intacs are also helpful in changing the corneal shape to increase visual function.
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