In The News

This article highlights advancements in wavefront-guided scleral lenses, summarizing the pioneering work of Dr. John Gelles and his team at the Cornea and Laser Eye Institute (CLEI). Their expertise and contributions have helped define the transformative potential of this technology for patients with complex corneal conditions. This summary draws from peer-reviewed publications and abstracts presented […]

Keratoconus is a progressive eye disease that affects the cornea, causing it to thin and bulge outward into a cone-like shape. This distortion leads to blurred vision, light sensitivity, and, in severe cases, significant vision loss. While the exact causes of keratoconus are complex and multifactorial, ultraviolet (UV) radiation has emerged as a contributing factor […]

Keratoconus is a progressive eye condition that can impact not only the patient but also their family members. For families, understanding keratoconus, risk factors, treatment options, and importance of early screening is essential for providing support and preventing complications. Understanding Vision with Keratoconus Keratoconus can have a massive impact on quality of life. Halo, glare, […]

Corneal Tissue Addition Keratoplasty (CTAK) is an exciting option in modern keratoconus treatment. Yet myths swirl around any new-sounding procedure, and lingering misconceptions can delay people from getting the sight-saving help they need. Below, we tackle the most common misunderstandings so you can make informed choices about keratoconus management with confidence. Myth 1: “Corneal Tissue […]

Overview Introduction Graft-versus-host disease (GVHD) is a common complication after a bone marrow or stem cell transplant. In GVHD, immune cells from the donor attack the patient’s own tissues, including the eyes. Approximately 60–80 percent of patients with GVHD have ocular involvement. Patients with Ocular GVHD experience symptoms such as dryness, burning, photophobia, ocular pain, and […]

Introduction Amyotrophic Lateral Sclerosis (ALS), also known as Lou Gehrig’s disease, is a progressive neurodegenerative disorder that affects the nerve cells responsible for voluntary muscle control. As motor neurons degenerate, patients develop muscle weakness, loss of coordination, and ultimately paralysis. While ALS primarily affects the limbs, respiratory system, and swallowing function, it can also involve […]

Keratoconus is a progressive condition that weakens and thins the cornea, leading to an irregular corneal shape and distorted vision. If you have been diagnosed with keratoconus, it is vital to consider the risk of your children developing keratoconus and take proactive steps to safeguard their vision. Family history and early screening play pivotal roles […]

Overview Scleral lenses can dramatically improve vision and comfort for people with keratoconus, dry eye, and other corneal conditions—but putting them on and taking them off takes practice. Whether you’re new to lenses or looking for a refresher, here are some of the top tips covered in this guide: Scleral lenses are becoming increasingly being […]

Teaneck, NJ – The independent review board at NJ Top Docs has designated Steven A. Greenstein, MD, FACS—Medical Director and Director of Refractive Surgery at the Cornea & Laser Eye Institute (CLEI)—as a 2025 NJ Top Doc. This recognition places Dr. Greenstein among the most trusted ophthalmologists and LASIK surgeons in New Jersey and signals […]

Understanding Keratoconus: A Progressive Eye Condition Keratoconus is a progressive eye disorder that affects the shape of your cornea, the clear front surface of your eye. In this condition, the normally round cornea begins to thin and bulge outward, taking on a cone-like shape. This distortion can lead to significant vision problems, including blurry or […]