Dr. Jack T. Holladay, MD, MSEE, FACS will discuss how to use the 6 maps of the Holladay Report for keratoconus detection and corneal evaluation and the EKR details (page 2) for IOL calculations for toric IOLs, post-refractive cataract surgery and corneas with mild to moderate irregularities, such as, keratoconus and PKP.