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What is the highest diopter that would disqualify a person from getting LASIK/ PRK?

There really isn't a "hard line" beyond which laser vision correction should not be done -this depends on many factors that can only be evaluated in the course of a thorough ocular examination and biometric testing. This is true with any kind of laser procedure of the...

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What are the pros and cons of getting Lasik versus PRK?

LASIK and PRK are both laser vision correction treatments that reshape the cornea. They have been shown in many studies to be equally effective in treating nearsightedness (myopia) and astigmatism. They even use the exact same laser with the same settings for...

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Does conjunctiva cover the iris?

No. the conjunctiva is the thin, moveable, and semi-transparent layer that covers the white part of the eye (the sclera). It does not extend past the edge of the cornea (the limbus). The iris sits a little behind the cornea. The conjunctiva only extends the other way back...

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With LASIK.com why do they say “Prices start at $220 per eye”? Also it says something about having a prescription for 12mo. I’ve never had glasses or contacts.

LASIK.com re-directs to Laser Vision Institute's website which says "PRICES START AS LOW AS $220* PER EYE." But the asterisk refers to fine print which explains this does not apply to the overwhelming number of myopic patients. The patients who do qualify have such a low...

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Is Lasik 100% safe for normal eyes with far-distance corrected vision?

No. LASIK is surgery and no surgical procedure is 100% risk-free. With very rare exceptions, LASIK patients are extremely happy with their results. Side effects and complications are exceptionally rare. But that does not mean LASIK is totally safe. Nor does a...

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What is PRK surgery?

PRK and LASIK are very similar: They are both Laser Vision Correction procedures that use an excimer laser on the cornea to correct primarily Myopia (nearsightedness) and astigmatism. They both require otherwise healthy, normal eyes and even use the same settings. The...

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Do people who are blind who all of a sudden gain eyesight feel overwhelmed with colors, seeing how people really look like, etc.?people really look like, etc.?

There are actually extremely few recorded cases of a "blind" person getting back their sight. The most common situation (depending what one means by "blind")is when a person with advanced cataracts has them fixed with successful IOL (Intraocular Lens Implant) surgery. But...

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Is there such a thing as 20/20 vision but for hearing?

Yes…but it is a very old and outdated way to measure hearing! The EENT (Eye, ear, nose, and throat) medical specialty began to evolve over 100 years ago. At that time, both hearing and vision were recorded using the same 20/x notation system. The eye chart was placed...

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