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Jan 15, 2016 ... The epithelial layer removed during PRK surgery will regenerate; however, this occurs over a period of weeks. In some patients, the regrowth of ... PRK is a refractive surgery option and is a safe and effective alternative for patients who may not be ideal candidates for LASIK. What is PRK (Photorefractive Keratectomy) ... The original LASIK procedure was called PRK, or Photorefractive Keratectomy. It differs from modern LASIK in that ... It is a simple procedure used to correct myopia (short-sightedness), hyperopia (long-sightedness), presbyopia (reading vision), and astigmatism (rugby ball- ... PRK is a laser vision correction procedure that corrects nearsightedness, farsightedness, and astigmatism by changing the shape of the cornea. PRK, or Photorefractive Keratectomy, is a refractive laser vision correction procedure that corrects nearsightedness, farsightedness, and astigmatism. PRK (photorefractive keratectomy) is a type of refractive procedure performed to correct nearsightedness, farsightedness, and astigmatism. We have performed thousands of PRK procedures since 1995. We take many conditions into consideration to ensure that your eyes are healthy enough for the ... 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 ... With photorefractive keratectomy (PRK), Henry Ford surgeons use advanced computer technology combined with the accuracy and precision of the Wavelight excimer ...