Prk Surgery. It works best if your eye problem is mild or moderate. With prk your eye surgeon takes away the top layer of the cornea known as the epithelium.
Your surgeon then uses lasers to reshape the other layers of the cornea and fix any irregular curvature. It works best if your eye problem is mild or moderate. The cornea is responsible for refracting or bending light toward the center of the retina and refractive errors happen when the shape of the cornea causes the refraction to be off center.
You have a refractive error when your eye does not refract bend light properly.
Photorefractive keratectomy prk is a type of laser eye surgery. Lasik clear vision without contacts or. While less famous than lasik prk precedes lasik by a few years. Photorefractive keratectomy prk is a laser assisted surgery used to correct refractive errors like nearsightedness farsightedness and astigmatism.
