LASIK may be the most popular form of refractive surgery available today, but it was predated by PRK (photorefractive keratectomy). Much like LASIK, PRK has undergone many updates since it was first introduced and remains a strong option for patients who wish to limit their dependence on prescription eyewear. Below, ophthalmologist Brian Boxer Wachler, MD explains how PRK is different from LASIK and why it can be the better choice for some patients. Read more