Posted by U.S. News & World Report

The field of ophthalmology is in constant evolution. Our ability to preserve and restore vision for patients with complex diseases such as glaucoma, diabetes and macular degeneration has vastly improved over the past decades. Yet, despite major advancements in both medical and surgical management, some patients’ vision loss continues to progress, often leading to permanent, irreversible functional deficits.

In a recent survey quoted by the American Federation for the Blind, more than 20 million American adults self-describe as being visually impaired, despite having glasses or contact lenses, with almost half of these patients being some of the poorest in the nation