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PreLex (Presbyopic Lens Exchange) is "The removal and replacement of the natural lens of the eye with any degree of cataract where the goal is to provide uncorrected (no glasses) Distance, Intermediate, and Near (reading) vision." PreLex is best suited to people over...

No single person invented LASIK. Rather, it was the child of a marriage of two different, early myopia (nearsightedness) correcting procedures: 1) Keratomileusis and 2) PRK (PhotoRefractive Keratoplasty). Pioneered by Columbian ophthalmologist, José Barraquer, in...

Keratoconus is a hereditary condition of the cornea typically characterized by its being very thin, lacking radial symmetry, and/or shape instability. Any of these in combination can cause irregular vision that is not well-corrected with glasses or soft contact lenses....

I imagine you mean can there be problems with one's vision or eyes from having LASIK that do not show up until years later. For the most part, if there was good patient selection and an initial good visual result, the answer is "No." Most people with good distance vision...

If by "IOL surgery" you mean the removal and replacement of your natural lens with a cataract-type intraocular lens, the answer is a VERY tentative "Yes." There are many reasons NOT to do this at your age. The quality of vision under different lighting conditions is NOT...

Dilating drops make your pupil bigger by working on the iris muscles. There are two types of chemicals that accomplish this (they are often used together). One type directly stimulates the iris muscles that open up the pupil. This is a very similar chemical to the one in...

The one good thing about being nearsighted (myopic) is that if you take off your glasses, you can usually see better up close. You do not tend to notice this until you reach your 40s and older because prior to then your eye can still "accommodate," that is, pull your...

Eye drops are an integral part of your post-PRK care. You should have an antibiotic and steroid drop (by prescription) as well as over-the-counter lubricating drops. Failure to use the medical drops can greatly increase the chance of post-op complications including...