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Vision loss in toxic and nutritional optic neuropathy is bilateral, symmetric, painless, gradual, and progressive. Dyschromatopsia, a change in color vision, is often the first symptom. Some patients notice that certain colors, particularly red, are less bright or vivid; others have a general loss of color perception.
Treatment. Corticosteroids [2] Chronic relapsing inflammatory optic neuropathy ( CRION) is a form of recurrent optic neuritis that is steroid responsive and dependent. [1] Patients typically present with pain associated with visual loss. [1] CRION is a clinical diagnosis of exclusion, and other demyelinating, autoimmune, and systemic causes ...
Vision rehabilitation (often called vision rehab) is a term for a medical rehabilitation to improve vision or low vision. In other words, it is the process of restoring functional ability and improving quality of life and independence in an individual who has lost visual function through illness or injury. [1] [2] Most visual rehabilitation ...
Specialty. Ophthalmology. Retinal detachment is a disorder of the eye in which the retina peels away from its underlying layer of support tissue. [1] Initial detachment may be localized, but without rapid treatment the entire retina may detach, leading to vision loss and blindness. It is a surgical emergency.
Vitelliform macular dystrophy is an irregular autosomal dominant eye disorder which can cause progressive vision loss. [1] This disorder affects the retina, specifically cells in a small area near the center of the retina called the macula. The macula is responsible for sharp central vision, which is needed for detailed tasks such as reading ...
A person with photic retinopathy may notice an impairment in their vision, for example a spot that does not go away after a reasonable recovery time, or blurring. They may also have eye pain or headaches. Vision impairment is usually in both eyes, but can be in just one. Impairment of a person with 20/20 vision usually ends up being about 20/40 ...
What you really need to watch out for are the more serious side effects, which may include: Eye problems, like blurred vision, retinitis pigmentosa, or vision loss. Chest pain. Loss of hearing ...
Flash blindness is an either temporary or permanent visual impairment during and following exposure of a varying length of time to a light flash of extremely high intensity, such as a nuclear explosion, flash photograph, lightning strike, or extremely bright light, i.e. a searchlight, laser pointer, landing lights or ultraviolet light. [1]