Are there any preservatives in artificial tears that I should avoid?

With photorefractive keratectomy (PRK), Henry Ford surgeons use advanced computer technology combined with the accuracy and precision of the Wavelight excimer ... PRK (photorefractive keratectomy) is a type of refractive procedure performed to correct nearsightedness, farsightedness and astigmatism. Mar 14, 2023 ... What is PRK Eye Surgery? PRK stands for photorefractive keratectomy and it was the first laser refractive eye surgery to be put into common ... PRK is short for 'photorefractive keratectomy'. It is a type of refractive surgery to improve vision. As the first vision correction procedure, PRK has long been used to help patients achieve freedom from visual aids. It involves reshaping the cornea with a ... Photo-Refractive Keratectomy (PRK) is an alternate laser procedure for patients who have thin corneas where iLASIK may not leave enough residual tissue behind. Discover if your prescription qualifies for PRK laser vision correction. Read about who is most suited for PRK surgery. The goal with PRK, just like LASIK, is to reshape the cornea (the clear front part of the eye) so light traveling through it is properly focused onto the retina ... Oct 5, 2022 ... Both LASIK and PRK involve reshaping your cornea, the front part of the eye that enables you to see. The PRK procedure starts with removing the outer layer of the cornea, known as the epithelium. Once the epithelium is removed, a laser reshapes the underlying ...