Eye Conditions

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October 25, 2004

Drugs & Supplements With Adverse Effects on Ophthalmic Conditions Drugs

Posted in: Eye Conditions

This list of drugs is derived from the American Academy of Ophthalmology Syllabus for “Drug-Related Adverse Effects of Clinical Importance to the Ophthalmologist (F.W. Fraunfelder, MD, Instructor). For details about each drug, see the Syllabus. DRUGS topiramate (Topamax) 10% phenylephrine pledgets (Neo-Synephrine) sildenafil (Viagra) isotretinoin (Accutane)amiodarone (Cordone) hydroxychloroquine/chloroquine (Plaquenil) marijuana tamoxifen Bisphosphonates: alendronic acid ibandronate pamidronate zolendronate Carbonic Anhydrase
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September 14, 2004

Charles Bonnet Syndrome (CBS)

Posted in: Eye Conditions

by Dan Roberts September 2004 This syndrome is characterized by visual hallucinations in people who have a sudden change in vision such as that brought on by macular degeneration. Named after the man who first described it in 1780, it was later defined as “persistent or recurrent visual pseudohallucinatory phenomena of a pleasant or neutral
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July 10, 2004

What is Visual Impairment?

Posted in: Eye Conditions, Low Vision Rehabilitation

by Dan Roberts 2004 Visual impairment is ranked third behind arthritis and heart disease as the most common condition causing a need for assistance with activities of daily living for persons 70 years and older. It is, however, often overlooked in the home care setting when treating patients for other conditions. (Source: A caregiver’s eye
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November 12, 2003

Pattern Dystrophies

Posted in: Eye Conditions

by Wendy Strouse Watt, O.D. November 2003 Pattern dystrophies are inherited in an autosomal dominant fashion and they involve the Retinal Pigment Epithelium (RPE) and the external macular retina. Pattern dystrophies represent a group of disorders that present in midlife with mild visual disturbances in one or both eyes. Since patients present later in life
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November 7, 2003

Retinal Telangiectasias

Posted in: Eye Conditions

by Wendy Strouse Watt, O.D. November 2003 Retinal telangiectasias are a group of rare, idiopathic (a disease having no known cause), congenital retinal vascular anomalies affecting the retinal capillaries. The conditions are characterized by dilation and tortuosity of retinal vessels and formation of multiple aneurysms (localized, pathological, blood-filled dilatations of a blood vessel caused by
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October 25, 2003

Computer Vision Syndrome and Computer Glasses

Posted in: Eye Conditions

by Wendy Strouse Watt, O.D. Originally published October 2003 People who spend more than two hours on a computer each day will experience symptoms of CVS or Computer Vision Syndrome. The most common symptoms include headaches, focusing difficulties, burning eyes, tired eyes, general eyestrain, aching eyes, dry eyes, double vision, blurred vision, light sensitivity, and
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October 6, 2003

How Visual Acuity Is Measured

Posted in: Eye Conditions

by Wendy Strouse Watt, O.D. October 2003 This information is also available as part of an audiovisual presentation, “All About Eyeglasses”. A standard eye chart is necessary to make comparisons and to record people’s visual acuity. The most common chart used in most doctors’ offices is the Snellen eye chart. In 1862, a Dutch Ophthalmologist,
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July 25, 2003

Changes in the Retina Due to Aging

Posted in: Eye Conditions

Originally published July 2003 All layers of the retina age, which can contribute to loss of vision from retinal maculopathy. This is a summary of these processes. For definitions and illustrations of the retinal layers, see Anatomy of the Eye on this web site. For definitions of terms, see the MD Support Glossary. Vitreous gel
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March 23, 2003

Macular Hole, Epiretinal Membranes, and Macular Pucker Have Similar Origins

Posted in: Eye Conditions

by Wendy Strouse Watt, O.D. March 2003 The vitreous is the fluid in front of the retina. It keeps the eye round. When we are children, it has the consistency of egg white. As we get older, it gets thicker, like clear gelatin. As it gets thicker, it degenerates and pulls off in strings, creating
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October 23, 2002

Types of Juvenile Macular Degeneration

Posted in: Eye Conditions

by Dan Roberts October 2002 Several types of macular degeneration affecting children, teenagers, or adults are commonly known as early onset or juvenile MD. Many of these types are hereditary and are looked upon as macular dystrophies instead of degeneration. “Degeneration” is the term used for descriptions of the diseases of age related macular degeneration,
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