A registry for reporting cases of ectasia after lasik had its debut recently. Corneal ectasia post lasik complication new treatment info. However, the recycling of this tissue does not come without inherent risks. Over time, the weakened cornea loses its shape and bulges forward, resulting in distorted vision that cannot be corrected with eyeglasses. Photographs, topographies, and videos of patients with ectasia after lasik. We did not combine our treatment measures with photorefractive keratectomy prk, as described by kanellopoulos in the athens protocol.
Postlasik ectasia is a condition similar to keratoconus where the cornea starts to bulge forwards at a variable time after lasik, prk, or smile corneal laser. Postoperatively, the corneal power and elevation were stable with a remarkable improvement in corneal thickness, and the lenticule had merged. Postlasik ectasia associated with pigmentary glaucoma. The clinical onset of keratoectasia can occur months or even years after the surgery. Pdf postlasik ectasia associated with pigmentary glaucoma. Pdf on jun 1, 2018, thiago jmm mazzeo and others published postlasik ectasia associated with. This is a multicentered work that aims to combine data from corvis st and pentacam. Pdf on jun 1, 2018, thiago jmm mazzeo and others published postlasik ectasia.
Risk factors and prognosis for corneal ectasia after lasik. Postoperative corneal ectasia has been estimated to occur in 0. Patients with postlasik ectasia were treated with cxl between december 2007 and january 2012. The goal of the bad was to combine elevation based and. Pdf to report a case of progressive corneal ectasia after lasik with no detectable.
Pdf risk factors for post lasik ectasia yuri mercado. Newer treatment modalities have been developed to tackle this rare, yet devastating complication of refractive surgery. That postlasik ectasia has been reported in patients who screened. Incidence, risk factors, and treatment for ectasia, keratoconus after lasik. The condition is due to the weakening of the inner layers of the cornea, which occurs during surgery. While accomplishing new studies to combine tomographic. Postlasik ectasia or corneal ectasia is a rare but serious complication of lasik laser eye surgery. Managing corneal ectasia prior to keratoplasty oculus pentacam. Long term efficacy and stability of corneal collagen cross linking for. Postlasik ectasia treated with intrastromal corneal ring segments. Our team has introduced the concept of accelerated, highfluence collagen crosslinking cxl in post laser in situ keratomileusis lasik ectasia, 8 and the use of prophylactic cxl in routine. Keratoectasia postlaser refractive surgery may represent a causal etiology. Risk factors and prognosis for corneal ectasia after lasik j. Screening for keratoconus suspects among candidates for refractive.
Ectasia after lasik american academy of ophthalmology. Postoperatively, the corneal power and elevation were stable with a remarkable improvement in corneal thickness, and the lenticule had merged with the adjacent. Ectasia after lasik postlasik keratoconus corneal ectasia. Bradley randleman, md, buddy russell, fclsa, michael a. The purpose of the registry is to identify risk factors that are not currently known and to serve as a basis for clinical trials in the future, said dr. Thirtymonth results after the treatment of postlasik ectasia with.