What are aberrations of the eye? Aberrations of vision are apparent on a wavefront aberrometry test. When light hits the interior surface of our eye (retina), the light-sensitive receptors turn this light into electrical signals. These signals travel to the brain through the nerve (optic nerve). Then, the brain converts these signals into the images …
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It is a short procedure, performed under local anesthesia, and on an out-patient basis. Neodymium-doped yttrium aluminum garnet (Nd:YAG) laser capsulotomy is a relatively non-invasive procedure that is used in the treatment of posterior capsular opacification in the eye. The procedure is performed by an ophthalmologist (eye surgeon). It is a short procedure, performed under local anesthesia, and on an …
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How successful are injections for wet macular degeneration? Wet macular degeneration is an age-related disease. Clinical studies have documented a definite success of intraocular (into the eye) injections for wet macular degeneration. After one year of intraocular therapy, the vision improved by about 25-34% compared with 5% in those who did not choose intraocular injections. Avastin (bevacizumab), Lucentis (ranibizumab), and …
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The individuals suffering from astigmatism must be extra cautious while considering LASIK surgery. The individuals suffering from astigmatism must be extra cautious while considering LASIK surgery. Since the surgery involves manipulation and restructuring of the cornea, LASIK and similar procedures can sometimes worsen astigmatism. However, with advances in technology and precision instruments in ophthalmology, most disadvantages can be minimized. You …
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Optic nerve sheath meningioma is a nonaggressive and slow-growing tumor in the eye. Optic nerve sheath meningioma (ONSM) is a nonaggressive and slow-growing tumor in the eye. They usually grow over the layer that covers the optic nerve in the eye. Meningiomas are the most common tumors diagnosed inside the skull. Due to their slow-growing nature, they are not fatal, …
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The loss of vision that has already occurred is usually permanent. The loss of vision that has already occurred is usually permanent. Eyeglasses, contact lenses, medication, or surgery cannot usually cure or reverse low vision. There are certain ways and treatments to help the patient improve and cope with vision loss, perform everyday activities more easily, and keep the vision from getting worse. Treatment options also depend on the eye condition …
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Why you should see a neuro-ophthalmologist These doctors are specialists with expertise in problems of the eye, brain, nerves, and muscles. Neuro-ophthalmologists are doctors who treat visual problems that are usually related to the nervous system. These doctors or physicians are specialists with expertise in problems of the eye, brain, nerves, and muscles. A patient may have been advised to …
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What is astigmatism? Astigmatism is a vision problem that results due to abnormal curvature of the eye's cornea or lens. Astigmatism is a type of vision problem due to imperfection in the curvature of the eye's cornea or lens. Hence, the cornea is unable to evenly focus light on the retina (the inner light-sensitive layer of the eye). Those with astigmatism …
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Taking contact lenses out is one of the most important aspects of wearing contacts. Taking contact lenses out is one of the most important aspects of wearing contacts. The sliding down method is preferable. Below are the steps to remove a contact lens without pinching it: Keep the eye open by using each middle finger to hold upper and lower …
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The greatest advantage of the corneal topography is its ability to detect conditions Corneal topography provides doctors or ophthalmologists with the most detailed possible information about the curvature of the cornea (the transparent part in the front of the eye), potential eyesight issues, and eye diseases. The greatest advantage of the corneal topography is its ability to detect conditions that …
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