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  2. Keratoconus - Wikipedia

    en.wikipedia.org/wiki/Keratoconus

    Patients with keratoconus typically present initially with mild astigmatism and myopia, commonly at the onset of puberty, and are diagnosed by the late teenage years or early 20s. The disease can, however, present or progress at any age; in rare cases, keratoconus can present in children or not until later adulthood. [15]

  3. Corneal cross-linking - Wikipedia

    en.wikipedia.org/wiki/Corneal_cross-linking

    Corneal cross-linking (CXL) with riboflavin (vitamin B 2) and UV-A light is a surgical treatment for corneal ectasia such as keratoconus, [2] PMD, and post-LASIK ectasia. It is used in an attempt to make the cornea stronger. According to a 2015 Cochrane review, there is insufficient evidence to determine if it is useful in keratoconus. [3]

  4. Overview of common vision problems and medications - AOL

    www.aol.com/overview-common-vision-problems...

    Corneal abrasions are a common eye problem in which the eye's cornea (an important part of the eye that allows light to enter properly) is scratched. In order to treat it, a doctor has to ...

  5. Cornea implant made from pig skin can restore eyesight to ...

    www.aol.com/cornea-implant-made-pig-skin...

    To create an alternative to the human cornea, the researchers used collagen molecules derived from pig skin that is a by-product of the food industry, making it easy to access.

  6. Keratoprosthesis - Wikipedia

    en.wikipedia.org/wiki/Keratoprosthesis

    Patients with failed corneal transplant using donor cornea and have little or no vision left. Patients with non-autoimmune diseases, congenital birth defects and other ocular problems. Patients who do not have access to corneal transplant tissue; Indications for non-penetrating keratoprostheses include the following: Keratoconus; Corneal ...

  7. Refractive surgery - Wikipedia

    en.wikipedia.org/wiki/Refractive_surgery

    Keratoconus, a progressive thinning of the cornea, is a common corneal disorder. Keratoconus occurring after refractive surgery is called Corneal Ectasia. It is believed that additional thinning of the cornea via refractive surgery may contribute to advancement of the disease [31] that may lead to the need for a corneal transplant.

  8. Photorefractive keratectomy - Wikipedia

    en.wikipedia.org/wiki/Photorefractive_keratectomy

    The test maps a patient's cornea for raised areas and surface inconsistencies. LASEK and PRK are two different procedures. While both procedures interact with the epithelium atop the cornea, the PRK procedure removes this entirely, while LASEK brushes the material away for the procedure, before being placed back for healing after laser surgery. [2]

  9. Corneal ectatic disorders - Wikipedia

    en.wikipedia.org/wiki/Corneal_ectatic_disorders

    Keratoconus, a progressive, noninflammatory, bilateral, asymmetric disease, characterized by paraxial stromal thinning and weakening that leads to corneal surface distortion. [2] Keratoglobus, a rare noninflammatory corneal thinning disorder, characterised by generalised thinning and globular protrusion of the cornea. [3]