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Page: Refractive Surgery
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* Refractive surgery aims to correct errors of refraction in the eye, reducing or eliminating the need for corrective lenses
o Keratomilleusis is method of reshaping the cornea surface to change its optical power. A disc of cornea is shaved off, quickly frozen, lathe-ground, then returned to its original power.
o Automated lamellar keratoplasty (ALK)
o Laser assisted in-situ keratomileusis (LASIK)
+ IntraLASIK
o Laser assisted sub-epithelial keratomileusis (LASEK), aka Epi-LASIK
o Photorefractive keratectomy (PRK)
o Laser thermal keratoplasty (LTK)
o Conductive keratoplasty (CK) uses radio frequency waves to shrink corneal collagen. It is used to treat mild to moderate hyperopia.
o Limbal relaxing incisions (LRI)
o Astigmatic keratotomy (AK), aka Arcuate keratotomy or Transverse keratotomy
o Radial keratotomy (RK)
o Hexagonal keratotomy (HK)
o Epikeratophakia is the removal of the corneal epithelium and replacement with a lathe cut corneal button.
o Intracorneal rings (ICRs), or corneal ring segments (Intacs)
o Implantable contact lenses
* Presbyopia reversal
o Anterior ciliary sclerotomy (ACS)
+ Laser reversal of presbyopia (LRP)
o Scleral expansion bands
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Important notice:
The content is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other
qualified health provider with any questions you may have regarding a medical condition.
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