Pupillary reflex In medicine, the pupillary reflex or pupillary light reflex, is the reduction of pupil size in response to light. It is a normal response and dependent on the function of the optic ...

Optic neuritis (ON) is an inflammation that damages your optic nerve. It can cause vision loss and pain when you move your eyes. As the inflammation goes away, your symptoms usually get better. The ...

Please provide your email address to receive an email when new articles are posted on . ATLANTA – Nonarteritic ischemic optic neuropathy and optic neuritis are two of the most common types of optic ...

Optic neuritis is frequently but not always associated with multiple sclerosis (MS), and patients who present with optic neuritis will want to know about their risk of developing MS Early recognition ...

The human retina contains some 100 million photoreceptor cells. When these are stimulated with light, they communicate that information to the brain and we perceive light. Researchers have now ...

Thinking about mistakes, especially medical mistakes, is uncomfortable. It is certainly more enjoyable to read about a promising new therapy than to scrutinize the reasons that medical mistakes are ...

A 71-year-old man was referred by his usual ophthalmologist to the neuro-ophthalmology clinic at Tufts Medical Center for bilateral decreased vision associated with bilateral optic disc edema. His ...

Retrospective data on patients with optic neuritis was recently used to study the prevalence and quality of asymptomatic optic nerve enhancement. The study found that roughly 1 in 6 (17%) inter-attack ...

Optic neuritis is an inflammation of the optic nerve, a bundle of nerve fibers that relays visual information from the eye to the brain. The condition may cause vision disturbances that can resolve on ...

Optic neuritis is a condition in which the optic nerve becomes inflamed and swollen, leading to an acute severe impairment of vision in the affected eye. The swelling may further lead to damage to the ...