PRK (Photorefractive Keratectomy) is actually a method wherein the very best layer of the cornea is eradicated as well as laser is then utilized on to the cornea. It doesn’t involve the creation of the partial thickness corneal flap. SLT is useful for open up-angle glaucoma to lower eye stress. https://wekurehealth.com/best-lasik-eye-surgery-in-delhi/