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What is a slit lamp exam?

What is a slit lamp exam?

The slit lamp exam is a standard diagnostic procedure, which is also known as biomicroscopy. A slit lamp combines a microscope with a very bright light. The slit lamp exam usually forms part of a comprehensive eye exam. The individual will sit in a chair facing the slit lamp with their chin and forehead resting […]

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The curious case of a blind woman who sees motion

The curious case of a blind woman who sees motion

In the most comprehensive brain analysis of a blind person to date, researchers have mapped the neural pathways of a 48-year-old woman who can only see objects when they move. A woman whose occipital lobes (depicted here) are almost entirely damaged developed the ability to see objects in motion. “The miracle of plasticity and redeployment […]

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Education may lead to short-sightedness

Education may lead to short-sightedness

A new study strongly suggests that spending time in education raises the risk of myopia. The findings, write the authors, “have important implications for educational practices.” The more years spent in education, the higher the likelihood of myopia, suggests a new study. Myopia is a common form of visual impairment. In the United States, more […]

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What to know about punctal plugs for dry eye

What to know about punctal plugs for dry eye

A punctal plug is a small device that blocks tear duct drainage. Punctal plugs may help to relieve the symptoms of chronic dry, itchy, or burning eyes. Doctors use a procedure called punctal occlusion surgery to insert punctal plugs, which may be a temporary or long-term solution. The procedure is straightforward, but there is a […]

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Can you use Botox under your eyes?

Can you use Botox under your eyes?

Botox injections may eliminate the appearance of lines and wrinkles around the eyes and mouth. Can they also reduce dark circles and bags under the eyes? Botulinum toxin, commonly called Botox, is a medication that weakens the muscle contractions that cause wrinkles to appear. Botox temporarily reduces wrinkles: between the brows in the forehead at […]

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How do you get rid of itchy eyes?

How do you get rid of itchy eyes?

People generally move less and relax more when they lie in bed at night than they do when they are up and about during the day. The extra stillness may make a person more aware of their body than they are during an active day. With this increased awareness, people may begin notice that their […]

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What does it mean when your eyes are glassy?

What does it mean when your eyes are glassy?

When the eyes become shiny or glazed, they are often described as glassy. This effect is common and sometimes more of a nuisance than a cause for concern. However, glassy eyes can indicate a more serious condition. The treatment for glazed or glassy eyes depends on the underlying cause. After identifying and treating the cause, […]

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How to get rid of yellow eyes

How to get rid of yellow eyes

The eyes usually start to turn yellow when a compound called bilirubin accumulates in the blood. This type of yellowing is often referred to as jaundice. Yellowing of the eyes and skin are almost always symptoms of a condition that requires medical treatment. Anyone with yellow eyes should contact a doctor as soon as possible […]

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What causes burning eyes?

What causes burning eyes?

Burning eyes can be both uncomfortable and concerning. In most cases, burning eyes can be diagnosed quickly and treated with over-the-counter medications. However, there are some rare causes of burning eyes that may require specialized treatment. In this article, we look at the causes, diagnosis, and treatment of burning eyes. Causes Dry eyes, sunburn, and […]

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Can the eyes really turn purple?

Can the eyes really turn purple?

Alexandria’s genesis is an online myth. It claims that a genetic mutation turns some people into “perfect” human beings. This is fiction, but several real medical conditions can cause changes in eye color. The myth has been traced back to 2005, though it may have been spread earlier. People with the fake condition are said […]