Background. A 23 year-old female presented to a neurology department with a 3 year history of recurrent episodes involving hearing loss, encephalopathy, focal neurological deficits, and visual ...

Brain tumors can have a variety of visual symptoms, depending on their location, size, and growth rate. These symptoms occur because the tumor can exert pressure on specific areas of the brain ...

Tinnitus, brain fog and visual disturbances are "constant companions" for Steve Gillis since his recovery from a virus in 2023. He said he sees through "a set of filters" with a black and white ...

Hallucinogen Persisting Perception Disorder (HPPD) is a cognitive disorder in which individuals continuously re-experience visual and other sensory hallucinations that they first experienced while ...

Alcon (SIX/NYSE: ALC), the global leader in eye care dedicated to helping people see brilliantly, today announced that Vivity® , the most widely implanted9 extended depth of focus (EDOF) intraocular ...

Improvement after practicing visual texture discrimination does not occur until several hours after practice has ended. We show that this improvement strongly depends on sleep. To specify the ...

Kaleidoscope vision is a symptom of migraine. The brain creates a visual illusion of fractured or bright colors, similar to those a person might see through a kaleidoscope. Migraine can affect ...