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Doctor insights on: Diseases Of The Conjunctiva

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What are some diseases of the uvea of the eye?

What are some diseases of the uvea of the eye?

Many: The uvea is the pigmented layer of the eye behind the iris and behind the retina. It is subject to inflammation, usually non-infectious termed uveitis (or iritis if only in the front). Sometimes this can be associated with systemic diseases like arthritis. The uvea can be traumatized and infected. There are some inherited diseases that cause uveal problems and melanoma can arise in the uvea. ...Read more

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Are eye melanomas more common in the iris or the white part of the eye?

Are eye melanomas more common in the iris or the white part of the eye?

Neither: they are in the back of the eye in the retina. This is not an area that is easily seen. ...Read more

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What are the causes of the iris of the eye to turn yellow?

What are the causes of the iris of the eye to turn yellow?

Depends: Are saying the actual iris inside the eye? Or the tissue around the iris on the surface of the eye. The iris is fixed in color and will not change unless there is severe internal inflammation or actual trauma. Yellowing around the iris can be a sign of hepatitis or other liver diseases. Check with your family doctor to evaluate this. ...Read more

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What is the main type of collagen in the sclera of the eye?

What is the main type of collagen in the sclera of the eye?

Type I: Human sclera is about 50% collagen material which is mostly all collagen type !. http://www.ncbi.nlm.nih.gov/pubmed/6519194 ...Read more

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What abnormalities of the lens of the eye are there?

What abnormalities of the lens of the eye are there?

It varies: This is a difficult question because there are many things which can happen to the lens of the eye. Also it depends on if the question relates to birth defects or acquired issues in the lens of the eye. The eye is very complex and there is not enough space to write about all the lens problems that could exist; however, cataracts are the most common by far. ...Read more

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What are the causes of the emergence and reemergence of infectious diseases?

What are the causes of the emergence and reemergence of infectious diseases?

Many factors: There are many factors, some are 1 peoples resistant to get their children and themselves immunized due to ignorance 2 international travel which brings infectious disease from under developed countries to others 3 new unexpected disease like h1n1 4 over use of antibiotics causing resistant organisms. ...Read more

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Name of the blood vessels you see in the white part of the eyes run through the iris?

Name of the blood vessels you see in the white part of the eyes run through the iris?

Eye blood vessels: On the whites of your eyes are not connected to the iris. They are a different system of vessels. ...Read more

Dr. Ziad Akl Dr. Akl
2 doctors agreed:
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What are the diseases of the immune system?

Dr. Ziad Akl Dr. Akl
2 doctors agreed:
What are the diseases of the immune system?

Immune deficiency: The immune system is responsible for preventing and fighting infections. It is made of white cells. There are many diseases that affect the number or the function of these cells causing immune deficiency with resulting infections. ...Read more

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Please explain which diseases affect the shape of the eye?

Please explain which diseases affect the shape of the eye?

None in adults: The shape of the eye is fixed during childhood and although are minor changes related to refraction, the basic shape in adults is permanent. Only trauma can cause any change after that. No disease is known to change the eye shape. ...Read more

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What is the majority of the populations eye color?

What is the majority of the populations eye color?

Brown: The base color of every iris is brown. The thicker the layer of brown pigment is, the "browner" the eye looks, while a thinner layer of pigment leaves the iris blue. Additionally, there are green pigment granules in some irises, and again, depending on how much green is present, the eye can have a hazel or green color. Eyes can also be pink if there is little pigment (albino). ...Read more

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Parts of the whites of eyes are yellow/reddish?

Eye color: The red color could be due to allergies, infection, dry eye, and other conditions. A yellow color could be due to liver problems, such as a high billirubin. You should see your ophthalmologist. ...Read more

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Which is the significance of retinitis pigmentosa, an eye disease?

Which is the significance of retinitis pigmentosa, an eye disease?

Retinitis pigmentosa: Retinitis pigmentosa (rp) is a group of inherited disorders characterized by progressive peripheral vision loss and night vision difficulties that can eventually lead to central vision loss. ...Read more

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Causes of episcleritis (redness in part of eye)?

Causes of episcleritis (redness in part of eye)?

Many things.: The disease is often from association with other diseases like wegener's granulomatosis or rheumatoid arthritis. It can also be from disorders of menstruation. For this reason, scleritis can occur in young women. It can also be the first symptom of connective tissue diseases like scleroderma. Episcleritis or inflammation of the episclera, is less serious and rarely becomes scleritis. ...Read more

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What causes the tissue around the sclera of the eye to turn yellow?

What causes the tissue around the sclera of the eye to turn yellow?

High bilirubin: Yellow eyes(sclera icterus) are generally a sign of jaundice caused by a buildup of bilirubin in the blood. The build up could be due to serious diseases and conditions that cause liver damage or dysfunction, blockage of the bile ducts, gallbladder or pancreatic disease, stone or cancer. ...Read more

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Number of the symptoms of autoimmune diseases?

Number of the symptoms of autoimmune diseases?

Too numerous: There are so many different symptoms based on which body system is affected by the particular autoimmune disease. For example, psoriasis affects the skin but can also affect the joints. Rheumatoid arthritis affects the joints but can also affect the lungs. Lupus erythematosus can affect multiple organ systems. The symptoms generally follow the organ systems but non-specific fatigue is common. ...Read more

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What are the symptoms of inflammation of the retina?

What are the symptoms of inflammation of the retina?

Decreased vision: Retinal inflammation (retinitis) is usually painless, but can lead to severe vision loss. Some patients notice floaters and blind spots as well as a generalized decrease in vision. Any vision loss that does not resolve within a few hours should be seen by an eye doctor immediately. ...Read more

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What are the causes of broken blood vessels in the eye?

What are the causes of broken blood vessels in the eye?

Multiple: Depends on which vessels, but usually relates to vessel fragility, neovascularization (weak vessels), increased vascular pressure, trauma, bleeding or clotting problems. ...Read more

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What are some causes of yellow spots on the retina of the eye?

What are some causes of yellow spots on the retina of the eye?

Many causes: There are many causes: macular degeneration or other inherited macular dystrophies, infection, inflammation, etc. You must see or ask a retina specialist who examines you. ...Read more

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What are glaucoma diseases of the eye?

What are glaucoma diseases of the eye?

Over 100 types: There are many types of glaucoma and not all have elevated pressure. Glaucoma is nerve damage in the eye that can cause permanent vision loss. Open angle and narrow angle are the most common types of the disease. Glaucoma is treatable and if found in early stages, vision loss can be prevented. ...Read more

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