Introduction to Wavefront Guided Scleral Lenses For patients with complex corneas, such as keratoconus, pellucid marginal degeneration, ectasia, corneal transplants, after LASIK, and more, scleral lenses are lifesavers! They can provide comfort and improved vision when all other contact lens options have failed. However, for some patients, even those with 20/20 vision, the quality of […]
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Posted by John Gelles on March 12, 2024
For decades, patients with advanced keratoconus faced limited treatment options. Glasses and contact lenses could help in the early stages, but once the condition progressed, many patients were left with only one surgical path: a corneal transplant. While corneal transplantation remains a life-changing procedure for many, it is invasive, carries risks, and requires a lengthy […]
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Posted by Steven Greenstein on October 6, 2025
In August 2025, Dr. Steven Greenstein was featured in Review of Ophthalmology’s article, “Screening for the Proper Refractive Candidate”. The piece brought together leading refractive surgeons to talk about one of the most important—and often overlooked—parts of laser vision correction: making sure patients are the right candidates for surgery. When people think about LASIK or […]
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Posted by John Gelles on October 5, 2025
When it comes to keratoconus care, expertise matters. At the Cornea & Laser Eye Institute (CLEI) in Teaneck, New Jersey, patients have the unique opportunity to be treated by not one, but three top doctors, all recognized by the National Keratoconus Foundation (NKCF) for their exceptional contributions to the field. This distinction is exceptionally rare […]
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Posted by Steven Greenstein on September 16, 2025
Introduction Keratoconus is an eye condition characterized by thinning and outward bulging of the cornea into a cone shape, disrupting vision by inducing irregular astigmatism, nearsightedness, sensitivity to light, and distortion. Traditionally, keratoconus was considered rare. However, a landmark pediatric study the doctors at CLEI Center for Keratoconus participated in challenges this assumption, demonstrating a […]
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Posted by Steven Greenstein on September 5, 2025
If you’ve been considering vision correction surgery, you’ve probably come across two common procedures: LASIK and PRK. While LASIK tends to get more attention, PRK (photorefractive keratectomy) has been around longer and remains a trusted option today. But what is PRK, and how does it compare to LASIK? What is PRK? PRK stands for photorefractive […]
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Posted by Steven Greenstein on September 3, 2025
Keratoconus is a progressive eye condition where the cornea thins and bulges into a cone-like shape, causing vision distortion. While treatments such as corneal cross-linking (CXL) can slow or stop the progression, your daily habits also play a significant role in protecting your eyes. Small lifestyle adjustments can make a meaningful difference in long-term eye […]
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Posted by Steven Greenstein on August 29, 2025
Each year, the National Keratoconus Foundation (NKCF) recognizes two clinicians—one ophthalmologist and one optometrist—who have made exceptional contributions to the keratoconus (KC) community. We’re proud to share that the 2025 Ophthalmology recipient of the NKCF Keratoconus Doctor of the Year Award is our very own Dr. Steven Greenstein. Dr. Greenstein is a leading cornea and […]
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Posted by John Gelles on August 25, 2025
If you’re exploring vision correction options, you’ve likely come across EVO ICL surgery—a revolutionary procedure offering clear vision without removing any corneal tissue. But with such a life-changing decision on the horizon, how do you find the right expert to trust with your eyes? What Is ICL and How Does EVO ICL Work? ICL stands […]
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Posted by Steven Greenstein on August 19, 2025
Cataract surgery has come a long way from being just a vision-saving procedure. Today, it’s also a powerful opportunity to improve the quality of your vision and reduce or even eliminate your dependence on glasses or contact lenses. One of the most important choices you’ll make during the cataract surgery process is selecting the right […]
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Posted by Steven Greenstein on August 18, 2025
If you’ve been told your corneas are too thin for LASIK, don’t worry—safe and effective alternatives exist. This article explores why corneal thickness matters and what options are available for vision correction without compromising eye health. Key points covered include: Understanding LASIK and Corneal Thickness LASIK eye surgery has helped millions achieve clearer vision without […]
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Posted by Steven Greenstein on August 10, 2025