What is the surgery of queratectomía fotorefractiva

The queratectomía fotorefractiva, or PRK, uses the same laser excimer utilized in the surgery LÁSIK and is carried out to give him a new form to the cornea, treating with it of correcting the myopia of light to moderate. According to the Administration of Food and Medicines of United States. (Its acronym in English is FDA), the PRK has a percentage of success of 95 percent. only as 15 percent of the patients they need to use eyeglasses, occasionally, after the surgery.