EyeWorld India March 2018 Issue

Phakic IOLs in refractive surgery by Michelle Stephenson EyeWorld Contributing Writer Arti ex IOL for a high myopic patient Source: Jorge L. Alió del Barrio, MD, PhD Optical biometry and inbuilt IOL formulas for any eye status Use Total Corneal Refractive Power (TCRP) keratometry to account for individual total corneal astigmatism of every patient and select suitable aspheric, toric and multifocal IOL candidates more confidently. Perform swift IOL calculations using the inbuilt IOL Calculator, avoid manual transcription errors and optimize your personal constants. Included: Barrett IOL formulas and customized formulas for post-corneal refractive patients Pentacam ® AXL The All-in-One Unit! OCULUS Asia Ltd. Hong Kong Tel. +852 2987 1050 • Fax +852 2987 1090 www.oculus.de • info@oculus.hk continued on page 38 EWAP REFRACTIVE 37 March 2018 Some surgeons have em- braced them for refractive purposes, while others have chosen not to in- corporate them into their practices T he refractive surgery mar- ket continues to grow, and there are more options for correcting refractive error than ever before. “We are now encouraging ophthalmologists to think of themselves not so much as LASIK surgeons, but as comprehen- sive refractive surgeons,” said Greg- ory Parkhurst, MD, San Antonio. “This requires them to offer all of the procedures that may be applica- ble to different patients, depending on their age, their refractive error, and their anatomy.” Incorporating phakic IOLs into practice Many surgeons get started with phakic IOLs in those patients who are not good candidates for corneal refractive surgery but desire spec- tacle independence. “This would include people with abnormal cor- neal topography, such as those with thin corneas,” Dr. Parkhurst said. “A Preferred Practice Patterns paper put out by the American Academy of Ophthalmology advises not going below 250 µ m in the bed. 1 Pa- tients who aren’t eligible for LASIK based on residual bed calculation, significant dry eye disease, or who just don’t like the idea of having laser surgery are the first patients in whom to consider phakic IOLs.” However, Dr. Parkhurst noted that he doesn’t reserve phakic IOLs just for those patients who are not laser vision correction candidates. “Studies have shown that phakic IOLs have many advantages and should be considered for patients who are eligible for laser vision cor- rection,” he said. “One of the nice things about phakic IOLs, including great quality of vision, is that they leave all options open for the fu- ture, and this is one of the reasons we chose phakic IOLs for my wife’s refractive surgery even though she was a good candidate for LASIK.” Jorge L. Alió del Barrio, MD, PhD, Alicante, Spain, agreed.