PRK (photorefractive keratectomy) is a type of laser refractive surgery that can be used to improve vision affected by refractive errors. A refractive error is when the eye cannot refract (bend) lig
PRK (photorefractive keratectomy) is a type of laser refractive surgery that can be used to improve vision affected by refractive errors. A refractive error is when the eye cannot refract (bend) lig