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Nonorganic Vision Loss (NVL) is established by the following: Demonstrating features of vision loss incompatible with organic disease Demonstrating that vision is better than reported A history that does not comport well with the natural history of pathophysiologic processes or dysfunction not...

In the past decade there have been many exciting advances in refractive cataract surgery. With the latest intraocular lens technology and a variety of lens options available, clinicians can customize treatment and maximize outcomes for each and every patient. In this issue of Eye Insights, part one...

With the expanded selection of presbyopia correcting IOLs, it is crucial to educate patients about potential risks and help manage their expectations. Some patients may still need to wear spectacles post operatively for certain conditions, such as reading fine print or night driving. Patients who...

Risk Factors In general, cataract surgery is extremely successful, and patients are satisfied with the outcome, especially if they have been counseled on what to expect. Occasionally, residual refractive error may require a secondary procedure (such as a laser vision correction enhancement) or...

Diagnosis As part of a thorough history, it’s important to ask about the use of medications associated with OIS, such as bisphosphonates taken for the treatment of osteoporosis. A comprehensive ophthalmic evaluation is performed. Pain can be an important symptom of OIS, particularly in myositis and...

Posterior uveitis, or choroiditis, refers to inflammation of the choroid. It can affect the retina and/or optic nerve and lead to permanent loss of vision. What causes posterior uveitis? Posterior uveitis can be infectious or non-infectious. Many non-infectious cases are idiopathic. Common non...

Harvard Ophthalmology is one of the leading and largest academic departments of ophthalmology in the nation. More than 350 full-time faculty and trainees work at nine Harvard Medical School (HMS) affiliate institutions, including Massachusetts Eye and Ear, Schepens Eye Research Institute of Mass...

Mass. Eye and Ear is the primary teaching hospital of Harvard Ophthalmology. A world-renowned clinical and ophthalmology center, Mass. Eye and Ear consistently ranks in the top five in the nation for Best Hospitals for Adult Ophthalmology in U.S. News & World Report’s annual hospital survey. Mass...