Posts by Jennifer Drue
Showing 191–200 of 225 results
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Blog
Presbyopia
Presbyopia means having problems seeing objects clearly when they are up close. It is a Greek word that means “old eye,” because presbyopia is a common condition that increases with aging.
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Retinitis Pigmentosa
Retinitis pigmentosa is an inherited disorder in which cells in the retina break down and lose function. It is rare, affecting just one in 4,000 people worldwide.
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Blepharospasm (Eyelid Spasms)
Blepharospasm is a condition which causes abnormal blinking or spasms of the eyelids which you cannot control.
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Hyperopia (Farsightedness)
With hyperopia, more commonly known as farsightedness, objects that are far away from you look clearer to you than those that are closer. If you have significant hyperopia, all objects may appear blurry to you, whether they are near or far.
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Blog
Idiopathic Intracranial Hypertension
Idiopathic intracranial hypertension (IIH) is high pressure in the spaces around the brain and spinal cord, which are protected and nourished by cerebrospinal fluid (CSF). Such pressure increase may result from a number of causes, but in people with IIH, the cause is not known.
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Vitreous Detachment
The vitreous is the gel-like substance filling your eyeball. It is composed of millions of fine fibers that are attached to the surface of the retina (the light-sensitive tissue in your eyes).
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Cornea and Corneal Diseases
The outermost layer of your eye is called the cornea. It is clear and shaped like a dome. The cornea receives nutrients and lubrication from tears and the aqueous humor (fluid in the part of the eye behind the cornea). It is composed of three basic layers with two membranes between them.
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Healthy Eyes
Any injuries, disorders, or diseases that impair the delicate interplay between the parts of your eyes can adversely affect your vision—sometimes permanently. So it’s important to take steps to take care of your eyes.
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Rare Eye Diseases
A rare disease is generally considered to be one that affects fewer than 200,000 people in the United States. Some eye diseases are rare. Several are linked to genetic mutations.
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Refractive Errors
Refraction is the bending of light as it passes through one object to another. In the eye, light passes through the cornea and the lens, and then focuses on the retina—the part of the back of the eye which receives light and processes it, sending messages to the brain through the optic nerve.
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