At present, LASIK or "Laser-Assisted In Situ Keratomileusis" is the only commonly performed keratomileusis procedure. Keratomileusis involves an altering of the shape of the corneal tissue with the aid of an excimer laser, which is a powerful ultraviolet laser. This laser eye surgery is performed by ophthalmologists in order to correct different types of vision impairment. LASIK is the preferred treatment for patients with refractive error, since the procedure entails rapid recovery and minimal pain overall. LASIK surgery leverages technology to its fullest. For instance, a computer system tracks the patient's eye position 4,000 times per second, while the lasers make the desired incisions. It might sound like a dangerous procedure, but
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