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Cataract surgery is the removal of the natural lens of the eye that has developed a cataract, an opaque or cloudy area. The eye's natural lens is usually replaced with an artificial intraocular lens (IOL) implant. Learn about the causes, symptoms, diagnosis and methods of cataract surgery.
Myopia, also known as near-sightedness and short-sightedness, is an eye disease where distant objects appear blurry. It results from the length of the eyeball growing too long or the lens being too strong. Learn about the risk factors, diagnosis, prevention, and correction methods of myopia.
Macular degeneration, also known as age-related macular degeneration (AMD), is a condition that affects the central vision and may lead to blurred or no vision in the center of the visual field. Learn about the risk factors, types, diagnosis, prevention, and treatment options for AMD from this comprehensive Wikipedia article.
The FDA's breakthrough tag is given to certain medical devices that provide treatment or diagnosis of life-threatening conditions. The experimental device, known as Blindsight, "will enable even ...
The Arkansas dad who lost half his face after being electrocuted on the job as a lineman says he now has "more trust and faith in humanity" A year after Aaron James became the world's first face ...
Vision: different drugs as well as optic compensatory systems and prisms can be used to improve the symptoms of nystagmus or diplopia (double vision). [176] [177] [178] Surgery can also be used in some cases. [179] Walking : dalfampridine (ampyra) is a broad-spectrum potassium channel blocker. It is approved by the FDA to treat walking ...
Learn about the structure, size, and functions of the human eye, a sensory organ that reacts to visible light and allows eyesight. The eye is composed of several layers, including the cornea, iris, lens, retina, and sclera, and has various optical and neural components.
Multiple sclerosis (MS) is an autoimmune disease that damages the insulating covers of nerve cells in the brain and spinal cord. It can cause various neurological symptoms, such as fatigue, vision loss, muscle weakness, and cognitive problems, and has different forms and outcomes.
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