MARRAKECH, Morocco — When neuroadaptation fails, exchanging a multifocal IOL with another multifocal IOL is possible, provided that a different type of optic design is used, according to one speaker. ...

Please provide your email address to receive an email when new articles are posted on . The question needs to be qualified a little bit to explain why we are doing the IOL exchange in the first place.

Corneal refractive surgery has been performed on millions of patients to decrease their spectacle dependence. Most of these patients have high expectations of visual function—but as these patients age ...

—There is no perfect intraocular lens, but matching a patient with the lens that best meets their needs can help reduce postoperative dissatisfaction. Reviewed by Sarju Patel, MD, MPH, MSc, Director ...

Intraocular lens (IOL) design has continued to evolve since being introduced in 1949. We have seen an evolution not only in design, but also in material, optics, safety, and efficacy, among other ...

Multifocal lenses use multiple refractive zones built in rings to give patients distance and near vision. These lenses are designed to address the problem of presbyopia, in which people over the age ...