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  Latest color blindness test chart model in 2024

  Color blindness is a genetic disease caused by mutations...  moreColor blindness is a genetic disease caused by mutations related to the pair of sex chromosomes (in women it is XX and in men it is XY). People with color blindness are caused by a mutation or lack of a gene on the X chromosome, causing a disorder of the light receptor cells in the eye needed to distinguish colors.
  People with color blindness have a reduced ability to perceive colors. The risk of color blindness is higher in men than in women. There are many factors that cause color blindness:
  - Congenital: The patient loses the ability to see blue or yellow.
  - Due to side effects of drugs: Some drugs have the ability to affect cardiovascular drugs, blood pressure, infections, neurological disorders...
  - Due to complications from some chronic diseases: diabetes, cardiovascular disease, Alzheimer's...
  - Due to age and aging: vision and the ability to distinguish colors also gradually decrease as age increases, causing color blindness in the elderly.
  The most common way to test for color blindness is:
  -...    less

  Last post by Max Taranov - November 28, 2024

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  What types of color blindness are there?

  Red-green color blindness
  It occurs when red or green cone...  moreRed-green color blindness
  It occurs when red or green cone cells do not function properly, or are completely absent. Have some kind:
  Mild green blindness: This is the most common form of color blindness and affects 5% of men, but is rare in women. It occurs when green cone cells do not function as they should. Yellow and green look redder, and it can be difficult to distinguish blue from purple.
  Mild red color blindness: It happens when your red cone cells don't work like they should. Orange, red, and yellow look greener, and the colors are less bright. It is usually mild and does not cause problems in daily life. This form of color blindness is very rare in women and affects about 1% of men.
  Red color blindness: You don't have working red cone cells. Simple red looks dark gray. Some shades of orange, yellow and green look yellow. It is very rare in women and affects about 1% of men.
  Green blindness: occurs when you don't have working green cone cells. Red can be yellow-brown and green can be beige...    less

  Last post by Max Taranov - November 15, 2024

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  Chemical eye burns - Symptoms, causes and treatment

  a number of dangerous diseases such as glaucoma, corneal...  morea number of dangerous diseases such as glaucoma, corneal ulcers, color blind test....
  Chemical eye burns are a dangerous and emergency accident, especially in ophthalmology. Chemical eye burns need to be given first aid properly to minimize possible complications to the patient's eyes.
  Reason
  Acid burns include inorganic acids (sulfuric acid, hydrochloric acid) or organic acids.
  Basic burns such as lime burns, alkaline burns.
  Accidental eye burns caused by chemicals are acids that often occur in industry, in battery manufacturing, metal plating, laboratories, daily life or when someone intentionally splashes acid in the eyes.
  Base burns are common among workers in aluminum manufacturing or soap making facilities. Lime burns are common in the construction industry or in daily life. Eye burns from benzene can occur in rubber manufacturing facilities.
  Treatment of eye burns caused by chemicals
  The key point in the treatment of chemical eye burns is that the treatment needs to be urgently and accurately...    less

  Last post by Max Taranov - Mar 13

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  Common eye diseases

  Eye diseases are increasingly common in modern life. In the age...  moreEye diseases are increasingly common in modern life. In the age of technology, eyes are often exposed to electronic media, or because of environmental pollution, eye diseases are increasing.
  Eyes are the most sensitive part of human, so without proper care, eyes will easily get some diseases. The following are the 10 most common eye diseases according to the statistics of Saigon Eye Hospital.
    Corneal ulceration
  Corneal ulcers are a fairly common disease in developing countries. One of the main causes of the disease is the lack of vitamin A in the daily diet. In addition, hot and humid weather conditions are also the cause of corneal ulcers. The cornea is the transparent outer layer of the eye. The cornea is the site that allows light to pass through the eye.
  Because it is the outermost layer, the cornea must be in direct contact with bacteria and dirt, tears help clean the cornea. But if the level of bacteria exceeds the ability of tears to clean, it will cause corneal ulcers. Even microscopic...    less

  Last post by Max Taranov - Mar 12

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  Learn about corneas and common diseases

  What is the cornea?
  The cornea (GM) or in English called the...  moreWhat is the cornea?
  The cornea (GM) or in English called the Cornea is a component of the sheath of the eyeball. In which the outermost layer occupies the anterior 1/5 of the outer layer of the eyeball is the cornea (corresponding to the position of the iris of the eye).
  The normal cornea is transparent and has an anterior curvature like a watch glass. The GM front is convex and the back is concave, the front is smaller than the back.
  GM diameter varies from birth to adulthood. Infants have a GM diameter of 10 mm and adults 11.5 mm. Therefore, GM will have the right size for each age group.
  The characteristics of the cornea
  The cornea is composed of 5 layers from the outside to the inside, including:
  Epithelial layer;
  Bowman's membrane;
  Parenchymal layer;
  Descemet membrane;
  Endothelial layer.
  What is the function of the cornea?
  The cornea will have two main functions, namely:
  GM will help cover and protect the eyes from germs, dust and harmful substances.
  The GM acts as a lens to help control and focus...    less

  Last post by Max Taranov - Mar 10

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  Effects of color blindness on life and activities

  Color blindness is a medical term for a person's visual...  moreColor blindness is a medical term for a person's visual impairment. People with color blindness can see things but cannot distinguish their colors like normal people.
  There are patients who only have temporary color blind test, but there are also many cases where they have to accept living with this disease for the rest of their lives.
  People with red and green color blindness are often genetic, men account for about 8% and women account for about 0.4%. The cause is determined to be due to the gene for red and green color blindness located on the chromosomes.
  People with blue and yellow color blindness make up only about 5% of all people with color blindness.
  Effects of color blindness on patients
  People with color blindness will have certain effects on work and life even though they can still see everything around them. Difficulties in recognizing colors and distinguishing objects of different colors will affect daily work, especially those related to design, graphics, driving, etc.In addition to...    less

  Last post by Max Taranov - Mar 6

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  Prevention of color blindness

  Hereditary color blindness is an incurable disease, so it is...  moreHereditary color blindness is an incurable disease, so it is necessary to practice habits to live with this disease. Keep in mind the order of traffic light colors for safe traffic. Note the colors, rearrange the order of colors for easy identification when needed.
  If there is any abnormality in vision, it is necessary to see a doctor for timely examination, diagnosis and treatment.
  It is necessary to support patients with color vision disorders to avoid unfortunate consequences that may occur in daily life.
  Occupations that require accurate color discrimination should be avoided such as: designer, driver, painter, teacher.
  You can check your color blindness in general with the color blind test before going to the hospital.
  Currently, there is no cure for hereditary color blindness, but prenatal diagnosis can confirm the disease.
  Prevent:
  Treatment of medical diseases that can lead to color blindness such as diabetes, heart disease, glaucoma, etc.
  Check your health, chromosome set before getting...    less

  Last post by Max Taranov - Mar 2

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  What is color blindness?

  Color blindness is also known as a chromosomal disorder. It...  moreColor blindness is also known as a chromosomal disorder. It refers to the inability of the eye to distinguish between colors of objects such as red, green, or blue, or when mixing these colors together. Depending on the severity of color blindness, the ability to perceive the above colors is reduced or not seen at all.
  Our color blindness test tool: color blind test, before going to a specialized hospital, you can test it first to know your condition, the results are very accurate. What types of color blindness are there? Red-green color blindness: It occurs when the red or green cones are not working properly or are not working at all. Have some kind: Mild green blindness: This is the most common form of color blindness and affects up to 5% of men but is rare in women. It happens when the green cones don't work as they should. Yellow and green look redder, and it's hard to distinguish blue from purple. Mild red blindness: It occurs when your red cone cells are not working as they should. Oranges,...    less

  Last post by Max Taranov - Feb 24

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  Color blindness and its signs

  Color blindness, also known as dyschromia, is one of the eye...  moreColor blindness, also known as dyschromia, is one of the eye diseases that causes patients to be able to see things around them but cannot distinguish their colors, so it will be difficult. at work and in daily life.
  Signs of color blindness
  In each different patient, the symptoms of color blindness will be different, some people will have severe symptoms, and some people will have mild symptoms. However, they all have one thing in common: they can't clearly distinguish colors or experience confusion when identifying color types between:
  Utensils and objects in red or green color
  Utensils, objects are green or blue.
  Can't recognize any of the colors.
  Children show signs of color blindness when:
  Often using the wrong color when drawing
  Having trouble distinguishing colors or utensils with different colors
  In low light, it is difficult to distinguish colors.
  Have sensitivity to light
  With colorful pages that are often unreadable.
  Children often complain of headaches and eye pain when looking at red...    less

  Last post by Max Taranov - Feb 17

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  Checking for color blindness in children

  Early detection of color blindness in children is essential,...  moreEarly detection of color blindness in children is essential, this way you can work as soon as possible and thus avoid learning difficulties. Color blindness is a vision problem that prevents the affected person from distinguishing colors in a normal way. This disorder, also known as "color vision deficiency," can affect people to a greater or lesser extent depending on the case. Home test for color perception deficits You will only need four cards of different colors: blue, red, green, and yellow. Cut each card into four equal parts, resulting in four squares of each color.The test consisted of asking the child to group the squares by color. If you have trouble distinguishing between them, especially between red and green, it could be a sign of color blindness. Or you can use the color blind test for kids app, fast and accurate. If your child is older and already knows the names of colors, you can ask them to draw some pictures. For each of them, you will have to use a color, and then I will tell you...    less

  Last post by Max Taranov - Feb 9

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