Eye Conditions

Corneal Ulcer (Keratitis)

A corneal ulcer is a painful red eye accompanied by mild to heavy eye discharge and diminished vision. This is caused by an infection to the cornea with abscess. Corneal Ulcer Causes The common cause of corneal ulcers is bacterial infection that affects the cornea after an eye injury or...
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Tunnel Vision: How It Feels to Lose Peripheral Vision

Tunnel vision means loss of peripheral vision. This means that you do not have a normal wide-angle field of vision despite the central vision being fine. Moderate to severe cases of peripheral vision problems may seem like looking through a narrow tube where its name “tunnel vision’ is derived from....
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Ocular Hypertension: High Eye Pressure

Ocular hypertension occurs when the intraocular pressure (IOP) is elevated. Untreated ocular hypertension may lead to glaucoma and blindness. Fortunately, there are people who have ocular hypertension that did not develop any damage to their vision as determined by a visual field testing and a comprehensive eye exam. How to...
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Are Purple Eyes Real? | Is Alexandria’s Genesis a Fact?

Alexandria’s genesis is nothing but an online myth. This claim of human eyes turning purple is just a fiction. Over 150 people who claimed they have this fake condition allegedly have purple eyes, pale skin, absence of body hair, perfectly proportioned bodies, high levels of fertility without menstruation in women,...
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A Guide to Ocular Migraine Vs Visual Migraine: Causes, Symptoms, Treatment, and Prevention

Some people may have episodes of temporary blindness, appearances of shattered glass, or the sensation of looking through a cracked window in their vision but they do not know what that phenomenon is called. Let us tell you what that might be. Temporary blindness in one eye or distorted vision...
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what you need to know about legal blindness

What You Need to Know About Legal Blindness

Most people probably heard the term “legally blind” and do not know what it means. Many people assumed that legal blindness is a medical condition. The truth is legal blindness is a government standard for an individual that is impaired in performing activities such as driving. If you are legally...
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Photophobia

Photophobia: Light Sensitivity

Photophobia is a discomfort caused by light sensitivity or intolerance of light. Light sources such as fluorescent light, sunlight, and incandescent light can cause discomfort and may require squinting or closing the eyes for relief. Light-sensitive people may experience accompanying symptoms of headaches along with irritation to bright light. Causes...
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Eyelid Dermatitis

Eyelid Dermatitis

If your eyelids always feel itchy, irritated, or swollen, it may be because of eyelid dermatitis. Atopic (allergic) contact dermatitis and irritant contact dermatitis are the two types of a very common condition called eyelid dermatitis. Symptoms Symptoms may be chronic or sudden and occasionally occur in one or both...
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importance of calcium for people with amd

Importance of Calcium for People With Age-Related Macular Degeneration

According to a recent study, you are less likely to develop age-related macular degeneration (AMD) if you eat more calcium-rich foods. There is a report that contradicts the result of the study that stated too much calcium makes AMD more likely to occur. Emily Chew, a researcher at the National...
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How Multiple Sclerosis Cause Vision Disturbances Eye Pain and Blurry Vision

How Multiple Sclerosis Cause Vision Disturbances: Eye Pain and Blurry Vision

Multiple sclerosis is commonly associated with vision problems. Blurry vision and eye pain are some of the common manifestations of multiple sclerosis in the eyes. Multiple sclerosis is often abbreviated as MS. The symptoms of MS usually come and go without medical treatment, but severe symptoms may require a consultation...
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Higher-Order Aberrations

Higher-Order Aberrations Explained

You may wonder what aberrations are and what it does to your eyes when your doctor says that you have it. Coma, trefoil, and spherical aberration are some of the unfamiliar names of higher-order aberrations. These can cause some struggles seeing during the night, blurring, or double vision. To some...
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dangers of having a pink eye

Dangers of Having a Pink Eye

Pink eye is also known as conjunctivitis which is caused by a virus or bacteria. The symptoms that can be present are itchy, red, watery eyes, and sometimes an eye discharge. Pink eyes are contagious for days to weeks after these symptoms occurred. When children are diagnosed with pink eyes,...
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Swollen Eyelids

Swollen Eyelids? Causes and Treatments

A swollen eyelid happens when excess fluid (edema) builds up in the tissues around the eyes. This causes inflammation and makes the eyes look swollen. Swollen eyes affect both upper and lower eyelids with or without associated pain. From eye infections, injuries, trauma, or allergies, there are varying causes of...
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Eye Herpes

What is Eye Herpes?

Eye herpes or ocular herpes is a viral eye infection caused by type 1 herpes simplex virus (HSV-1) that also causes cold sores surrounding the mouth and lips. Frequently, eye herpes affects the cornea of the eye (herpes keratitis). Eye herpes also affects the superficial cells of the cornea (epithelial...
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Macular Holes

Macular Holes: How They Are Formed and Repaired

It can be disturbing if the vision in one of your eyes suddenly becomes distorted and blurry. This may signify the development of a macular hole. The macula is a tiny spot in the retina of the back part of the eye. The macula contains light-sensitive cells called cones and...
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Chalazion Bump on Eyelid Causes & Treatment

Chalazion: Bump on Eyelid Causes & Treatment

A chalazion is a painless bump on the upper or lower eyelid. A chalazion results from healed internal styes that are no longer infectious. These cyst-like eyelid bumps develop around an oil gland in the eyelid that causes red and swollen eyelids. A chalazion consists of pus and blocked fatty...
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ophthalmoplegia in old age

Ophthalmoplegia: Paralysis or Weakness of the Eye Muscles

Have you ever felt paralysis or weakness of eye muscles? A condition called ophthalmoplegia refers to the paralysis or weakness of the eye muscles which can affect one or more of the six muscles that are responsible for holding our eye in its place. It is important to know the...
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The Causes and Treatment of Black Eye

The Causes and Treatment of Black Eye

A black eye is also known as a shiner which appears when an injury near the eye occurs. There is a broken blood vessel under the skin which causes a bruise or discoloration to appear. The usual cause of this is blunt force trauma. Swelling is present when you have...
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infant with eye defect

Are Genes Involved in Developing Microphthalmia?

An eye abnormality known to be microphthalmia arises before birth where one or both eyeballs are abnormally small. The eyeball can be completely missing in some affected individuals. There are cases where there is remaining eye tissue. People interchanged the definition of microphthalmia and anophthalmia. The thing is you will...
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Eye Floater Types

Eye Floater Types

Eye floaters vary on people, from different shapes and shades to moving or wavy lines, to small black dots in your vision. Floaters are not a medical concern but a visual annoyance. Although a sudden increase of floaters is concerning because it could be a retinal detachment symptom and it...
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Ocular Rosacea

What is Ocular Rosacea?

Ocular rosacea is associated with a common inflammatory disease that affects the skin around the face, chest, as well as the eyes. The condition may be linked with inherited and environmental factors such as excessive sun exposure. Rosacea affects more women than men. Recent studies imply that 6-18% of people...
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Cat Eye Syndrome

Cat Eye Syndrome Explained

Cat eye syndrome affects several parts of the body which involves the heart, ears, kidneys, and eyes. This is caused by a genetic problem which is more specifically an abnormality in the chromosome. This syndrome causes a hole in the iris to appear and make a person’s eye look similar...
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Diabetic Retinopathy and Diabetic Macular Edema

What is Diabetic Retinopathy and Diabetic Macular Edema?

Diabetic retinopathy is retinal damage caused by diabetes which could lead to blindness. This can be prevented if detected ahead of time, proper diabetic treatment, and regular eye checkups by your eye doctor. Abnormal high levels of blood sugar caused by uncontrolled diabetes accumulate in blood vessels leading to blood...
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Optic Neuritis

Symptoms, Causes, Treatments of Optic Neuritis

There is a connection between the eye and brain which is the optic nerve, it processes and transmits the visual information. If inflammation occurs in the optic nerve it is called optic neuritis. During inflammation, it damages the protective sheath that surrounds the nerve or known as the myelin or...
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baby lying on grass

What Are the Possible Birth Defects in a Baby’s Eyes?

A possible birth defect of a baby’s eyes is known to be anophthalmia and microphthalmia. These conditions develop during pregnancy. There are instances where anophthalmia or microphthalmia occurs alone or it comes along with other birth defects as a part of a syndrome. Microphthalmia is a birth defect where one...
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How to Get Rid of a Stye Fast

How to Get Rid of a Stye Fast

Almost all tender, red bumps on the edge of the eyelid are harmless and can heal on their own in about a week. But sometimes, one week is long enough for a little red bump on your eyelid to be a complete nuisance. Luckily, there are a few home remedies...
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Uveitis

Uveitis: Eye Inflammation

Uveitis is the swelling of the middle layer of the eye known as the uvea. This layer consists of the iris, choroid, and ciliary body of the eye. Uveitis can be caused by various factors such as eye injury, toxic chemical exposure, or inflammatory diseases. Uveitis may be classified in...
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with and without glaucoma vision left versus right

How to Prevent Vision Loss From Glaucoma

An eye condition called glaucoma damages the optic nerve of the eye slowly. Some people with glaucoma are not aware that they have it. They usually lose their vision first before being able to notice any problems they have with their eyes. It is important to have a regular eye...
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childhood eye diseases

Different Childhood Eye Diseases and Conditions

Pediatricians, as well as eye doctors, emphasize the importance of vision screening. The vision of children is not yet fully developed. It is vulnerable to eye diseases because it is still developing. A healthy vision can develop if eye diseases and conditions are managed. If your child undergoes vision screening,...
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What Is Acanthamoeba Keratitis Infection?

Acanthamoeba is one of the most microscopic organisms in the environment, but it rarely causes any infection. When infection does occur, though, it can be extremely serious and can endanger your vision. It is a parasite usually found on soil and water such as tap water, swimming pools, hot tubs,...
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can menopause cause dry eyes

Can Menopause Cause Dry Eyes?

During the menopausal stage, women experience hot flashes which is the common symptom of menopause. Some women find hot flashes a hindrance to the tasks that they perform. Menopausal women not only face the struggle of hot flashes but also dry eye symptoms. Dry eye is a condition where your...
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What is Dry Eyes Syndrome

What is Dry Eyes Syndrome? Causes, Symptoms, Treatment, and Prevention

Dry eyes occur when there are inadequate tears to lubricate the eyes. This condition is medically termed as keratoconjunctivitis sicca (KCS) or more commonly known as dry eye syndrome. Overview Dry eye syndrome is a common condition that affects almost 37% of the people. It may root from insufficient tear...
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What is Retinal Detachment

What is Retinal Detachment?

Retinal detachment is a serious condition that can cost a person’s vision. This is a phenomenon characterized by the separation of the retina from its underlying supportive tissue and can no longer function properly. Unless the retina is reattached soon, permanent blindness may result. Retinal Detachment Symptoms If you suddenly...
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Identification and Treatment of Pink Eye in Babies

Identification and Treatment of Pink Eye in Babies

A common eye condition in babies where there is an inflammation in the conjunctiva is called pink eye or Conjunctivitis. Pink eyes can occur in one eye or both eyes. There are four types of conjunctivitis and are divided into contagious or non-contagious. Contagious Types of Conjunctivitis Bacterial conjunctivitis is...
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Fuchs' Corneal Dystrophy

All About Fuchs’ Corneal Dystrophy

In older adults, a disorder that affects the front surface of the eye or the cornea is called Fuchs’ corneal dystrophy. An eye disease that concerns the cells in the innermost layer of the cornea that undergoes degenerative changes is Fuchs’ dystrophy. The endothelium is a layer of cell that...
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comparison between eye floaters and flashes

Comparison Between Eye Floaters and Flashes

It is common for individuals to interchange eye floaters and flashes for they come from the same phenomena. Entoptic phenomena refer to when visual effects come within the inside of the eye itself. The most common example of entoptic phenomena is eye floaters and eye flashes. People tend to think...
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Nystagmus

Nystagmus: Involuntary Eye Movements

Nystagmus is an eye disorder that causes involuntary and rhythmic eye movements. The involuntary movements make it hard for a person to keep the eyes fixed and focused on an object making it difficult to do everyday tasks. Types of Nystagmus Nystagmus is comparatively rare and only affects 2-3 out...
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What Does Red Spot on the Eye Mean?

You could be unaware until someone points out you have a red spot in the eye. Here is what it says about your health. It could be disturbing to see a red spot right on your eye. However, the good news is it’s rarely a medical emergency. The usual cause...
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what are the rare eye conditions that an ophthalmologist can treat

What Are the Rare Eye Conditions That an Ophthalmologist Can Treat?

Eye conditions such as nearsightedness, farsightedness, cataracts, and macular degeneration are known to be the common conditions that an ophthalmologist treats. Not all know that ophthalmologists are qualified to treat rare eye conditions as well. A disease is called to be rare if it only affects fewer than 200,000 people....
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Iridocorneal Endothelial Syndrome (ICE)

Iridocorneal Endothelial Syndrome (ICE)

Iridocorneal endothelial syndrome is a rare type of glaucoma that commonly occurs only in one eye. This syndrome causes the cells on the rear area of the cornea to spread across the drainage tissue of the eyes and the iris. This leads to an increase in the eye pressure that...
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newborns with microphthalmia and anophthalmia

Microphthalmia: Abnormally Small Eyes and Anophthalmia: Absence of One or Both Eyes

Anophthalmia and microphthalmia are the two terms used interchangeably. It is important to know the definitions of the two terms, especially when to use them. Microphthalmia is a disorder where one or both eyes are abnormally small, while anophthalmia is the absence of one or both eyes. There are cases...
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strabismus

Knowing About Strabismus

Strabismus is also called crossed eyes because two eyes are not aligned properly and do not work together. Unilateral strabismus means the misalignment affects the same eye while alternating strabismus when the misalignment takes turns for two eyes. It can be constant or intermittent. Types of Strabismus Large-angle strabismus refers...
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Eye Melanoma

Eye Melanoma or Ocular Melanoma

Melanoma is a form of skin cancer that affects melanocytes or the cells that produce melanin which gives color to the skin. Similar to the skin, the eyes also contain melanocytes which can, later on, develop melanoma. Eye melanoma is also known as ocular melanoma. Ocular melanoma can be difficult...
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ROSAH Syndrome

ROSAH Syndrome: New genetic mutation discovery that can send a whole family blind

Professor Robyn Jamieson, a scientist and head of the Eye Genetics Unit at Westmed in Australia, discovered a very rare syndrome caused by a strange genetic mutation that can make a whole family blind. The case of Beth White’s retinal disease in 2004 from Sydney has led Professor Jamieson into...
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types of congenital cataracts

Types of Congenital Cataracts and Its Causes

A cataract is known to be the clouding of the lens of the eye that occurs later in life. If it is present at birth, it is called a congenital cataract. Cataract surgery may be recommended to prevent amblyopia and blindness in infants but it depends on the location of...
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Understanding Color Blindness

Color blindness is a deficiency in which an individual lacks the ability to perceive colors and is not a form of blindness. A person with color blindness will have difficulty in seeing certain colors such as red, green, blue, and yellow. Signs and Symptoms of Color Blindness: One of the...
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The Causes and Treatment of Eye Floaters 1

The Causes and Treatment of Eye Floaters

The tiny spots that appear in your vision are called eye floaters. It is a common occurrence and does not usually cause alarm. In the vitreous part of the eye that gives shape to the eye is where the floaters develop. That is why floaters are also known as vitreous...
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cytomegalovirus retinitis

Cytomegalovirus Retinitis and Its Symptoms

A disease that is concerned with sight associated with AIDS (acquired immune deficiency syndrome) is called Cytomegalovirus (CMV) retinitis. There are AIDS patients who developed CMV retinitis. One report said that the drugs that are used to treat AIDs helped in decreasing the occurrence of CMV retinitis by more than...
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What is Keratoconus? | A Clear Explanation of the Rare Disease

Keratoconus is when the cornea bulges outward forming a cone shape in your eye. The cornea is the clear, dome-shaped surface of your eye that causes blurred vision and light sensitivity when deformed. Keratoconus usually occurs in both eyes but is often more severe on one eye than the other....
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retinal artery occlusion

What Is a Retinal Artery Occlusion?

It is common for people to know that high blood pressure and cardiovascular diseases have a risk to overall health. Some people are not aware of how high blood pressure can affect our eyesight. Vision can be affected if the damage reaches the arteries in the eye. A blockage in...
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Yellow Eyes

What Causes Yellow Eyes?

The sclera of the eyes should always look white. If there is any change in color such as becoming red or yellow, it could be a sign of an underlying condition. Conjunctival or scleral icterus is a type of eye discoloration which turns the sclera to yellow. Yellow eyes are...
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Snow Blindness

What is Snow Blindness and How You Can Prevent It

Despite being painful and having temporary vision loss, snow blindness is totally preventable. This condition is caused by overexposure to the UV rays from the sun. Photokeratitis is the medical term for snow blindness. Basically, snow blindness is a sunburned eye or more specifically, a sunburned cornea. Usually, by the...
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different types of eye infections

Different Types of Eye Infections

Bacteria, fungi, and viruses are harmful organisms that invade your eye resulting in an eye infection. It can be any part of the eyeball such as the cornea and conjunctiva. The symptoms of eye infections are the following: Redness of eye Pain Discharge in eye Watery eyes Dry eyes Sensitivity...
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Milia

Milia on the Eyelid and How to Remove Them

Milia are small, white, or yellowish cysts that appear on your face and body including on the eyelids and under the eyes. Milia are sometimes called “milk spots” or “oil seeds” and typically occur in clusters. Milia are very prevalent in newborns which affects nearly 50% of all full-term newborn...
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Dacryocystitis

What Is Dacryocystitis?

Dacryocystitis is the medical term used for inflammation of lacrimal sac. The lubrication comes from the tears that is produced by lacrimal glands. Nasolacrimal duct obstruction (NLDO) is the main cause of dacryocystitis. There are two categories which are duration and onset. The duration can be acute or chronic. It...
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new technologies diabetic retinopathy

What Are the New Technologies That Can Help Treat Diabetic Retinopathy?

Today, diabetes is a more common disease and there are 10% of Americans who have been affected by diabetes which is expected to double in 2050. Patients who have diabetes may develop diabetic retinopathy which is an eye complication that can contribute to vision loss. In response to this complication,...
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Corneal Abrasions

Corneal Abrasions, Most Common Eye Injury: Causes, Symptoms, Diagnosis, Duration, and Treatment

Corneal abrasions are the most frequent eye injury that doctors encounter with their patients. The cornea is the clear, curved structure on the surface of our eyes. It is a delicate dome-shaped “window” of our eyes. Any scratch or scrape on the cornea is termed as a corneal abrasion. Corneal...
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Blocked Tear Duct

Blocked Tear Duct

A blocked tear duct prevents tears from draining normally which causes a watery and irritated eye. This condition is common in newborns and usually gets better without medical intervention. However, a blocked tear duct in adults is caused by injury, infection, or tumor. Fortunately, a blocked tear duct is almost...
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Difference Between Allergies and Pink Eye

Difference Between Allergies and Pink Eye

Red and itchy eyes require immediate remedy or else, it can hinder productivity. These two symptoms may mean you have either pink eyes or just allergies. This can be confusing when you are trying to find the proper remedy. Since both have similar symptoms like discomfort, discharge, and redness, figuring...
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Sticky Eyes

Sticky Eyes: What It Is and How to Properly Manage It

Wet or crusted discharge in the eyes is common in people who have allergies or cold. This discharge can cause the eyes to feel wet, gummy, or are glued shut. This condition is commonly known as sticky eyes. Sticky eyes are caused by accumulated collection of skin cells, oil, debris,...
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Vision Problems of Premature Babies

Vision Problems of Premature Babies May Now Be Avoided by Light Therapy

Researchers at Cincinnati Children’s Hospital Medical Center have discovered that light therapy may help premature babies avoid vision problems. They have discovered a light-dependent molecular pathway that regulates how blood vessels develop in the eye. Further studies imply that light therapy might help premature babies fight vision problems whose eyes...
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rare eye diseases

Causes of Rare Eye Diseases and Treatment

Most people are familiar with common eye problems such as pink eye, cataracts, and glaucoma. Rare eye diseases can be seen only in fiction but not many people know that there is an actual medical condition like this. People often think that bloody tears are not real but it is...
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Stye

Stye (Hordeolum)

A stye is a painful bump around the edge of the eyelid that closely resembles a boil or a pimple. This is a localized infection or inflammation of the edges of the eyelid involving hair follicles around the eyelashes. These are often filled with pus but will begin to disappear...
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Arcus Senilis

Does Arcus Senilis Mean High Cholesterol?

Arcus senilis is a white, gray, or blue looking ring surrounding the cornea. This is commonly seen in elderlies but can also affect people of any age. Arcus senilis is usually harmless, although it is sometimes a symptom of high cholesterol in people below 45 years old. Arcus senilis can...
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soothe eye allergies

How Can You Soothe Eye Allergies?

As the season changes, you may experience different health problems. When spring comes it gives you seasonal allergies that can give you congestion, headaches, itchy and swollen eyes. Eye allergies are also known to be allergic conjunctivitis which commonly occurs when the eye is exposed to a substance that irritates...
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Treatment for Diabetic Retinopathy

Treatment for Diabetic Retinopathy

Diabetic retinopathy is known to affect your eyes with different eye conditions. In the early stages of diabetic retinopathy, treatment may not be needed because eyesight is normal. With the help of treatment, it can help prevent and delay eye damage from diabetes. Laser treatment, vitrectomy surgery, and medication are...
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Ptosis

Ptosis: Drooping Eyelids

The drooping of the upper eyelid on one or both eyes is called ptosis. This condition may barely be noticeable or could cover the entire pupil interfering with a person’s vision. Ptosis, also known as blepharoptosis could start at birth (congenital ptosis) or could later occur in life (acquired ptosis)....
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Polycoria

Polycoria | Two Pupils in One Eye

Polycoria affects the pupils and can occur in both or just one eye. It commonly starts during childhood but is often diagnosed later in life. Two types of polycoria include: True polycoria. This involves two or more separate pupils sharing one eye. Each pupil has its own normally functioning sphincter...
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aniridia eye condition

Aniridia: Eyes With No Iris

Many people wonder if it is possible to be born without iris. It is uncommon but it is possible, iris hypoplasia means people are born without the colored part of their eye or the iris. It occurs in 1 out of every 50,000 to 100,000 infants worldwide. Aniridia means eyes...
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different types of eye floaters

Different Types of Eye Floaters

Not all eye floaters are the same because they can look different to different people. There are different types of eye floaters which vary in shapes and shades. Eye floaters are said to be “spots” by many people but it comes in different forms. When eye floaters appear, it does...
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Nocturnal Lagophthalmos or Sleeping With the Eyes Open

It may be odd, but did you know that there are a lot of people sleeping with their eyes open? It is surprisingly common. However, people who sleep with their eyes open are vulnerable to severe eye problems such as dry eyes, infections, and eye injury. Sleeping with the eyes...
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Anisocoria

Anisocoria: Unequal Pupil Sizes

Anisocoria is a condition where the two pupils are unequal in size and may not respond normally to light. In common cases, anisocoria is usually benign and does not need serious concern. However, if your anisocoria happens all of a sudden, this can be a symptom of a serious condition....
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closeup of inflammed eye

Behçet’s Disease: Blood Vessel Inflammation

Many people are not familiar with this type of disorder known as Behçet’s disease. Behçet’s disease is a rare disorder that results in damage to blood vessels which causes problems in part of the body including the eyes. The condition is usually long-term or chronic but there are times where...
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Legally Blind

What is Considered “Legally Blind”?

“Legally blind” pertains to being visually impaired by the law when eyeglasses or contact lenses cannot correct your vision beyond particular standards. To be considered legally blind, one must have a 20/200 visual acuity or worse in your better eye with corrective glasses or contact lenses on it. Legal blindness...
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Hyphema

What is a Hyphema?

Hyphema is the collection of blood in the anterior chamber of the eye, the space between the cornea and the iris, caused by bleeding or a broken blood vessel in the eye. The number of accumulated blood grades the severity of the hyphema: Grade 0 (microhyphema): Collection of blood is...
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Glaucoma

Eye Condition: Glaucoma

When there is damage to the optic nerve due to the elevated pressure in the eye refers to the group of conditions called glaucoma. The danger of leaving glaucoma untreated is that it can cause blindness. If you have normal pressure inside your eyes, it is still possible to have...
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7 strangest eye conditions

7 Strangest Eye Conditions

People are not aware of the strangest eye conditions that exist. When they hear things such as hairy eyes, red eyes, and cat eyes, and bloody tears, they think that is all in the movies. The truth is these are real eye conditions even though it looks like carnival acts....
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Diplopia

Diplopia: Seeing Double and Ghost Images

Diplopia means double vision which creates separate or overlapping images of the same object when you are supposed to be seeing only one. The less dominant image seen through diplopia is termed as “ghost image”. Three types of diplopia include: Monocular diplopia: Double vision that persists only in one eye...
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Heterochromia

Heterochromia: 2 Different Eye Colors

Heterochromia is a condition where a person has two different eye colors. This means that each eye is a different color – for instance, one eye is brown and the other eye is blue. It may also mean that there are at least two different colors in different parts of...
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bietti crystalline dystrophy

Bietti Crystalline Dystrophy: Yellow-White Crystals in the Retina

Bietti crystalline dystrophy or BCD is a disorder where there are numerous small, yellow, or white crystal-like deposits of fatty compounds in the retina. These deposits are dangerous because they cause damage to the retina which can result in progressive vision loss. BCD is a rare autosomal recessive ocular disease....
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