Top
40
Doctor insights on: All About Blindness

Share
1

1
Could you go blind from covering their eye(s?

Could you go blind from covering their eye(s?

Only if you are an: Infant, you could have a 'lazy eye' develop, if you keep it covered as it would be underdeveloped visually, but look normal from the outside. As an adult, you are safe! covering your eyes in either case won't produce blindness. Maybe just more restful sleep. ...Read more

Dr. Damien Luviano
69 doctors shared insights

Blindness (Definition)

Vision impairment and blindness are conditions in which a person cannot see well or see at all, even with glasses or contact lenses. If a person's best vision (with correction) out of either eye is only 20/70 - 20/200, he is impaired. If he can see no better than 20/200 or his visual field is no more than 20 degrees (severe "tunnel" vision), ...Read more


3

3
Could i be partly colour blind?

Could i be partly colour blind?

Yes: Color blindness (we call it deficiency) occurs in a variety of patterns with some having absolute inability to make some color discriminations and others having a moderate loss with poor ability to see the more subtle colors. ...Read more

4

4
Could you go blind permanently?

Could you go blind permanently?

Yes: Many diseases can cause blindness. If you are concerned about this, visit an ophthalmologist on a regular basis. ...Read more

5

5
What causes someone to go blind?

What causes someone to go blind?

TMTC: The reasons are too many to count. The most common causes in the developed world are diabetic eye disease, macular degeneration and glaucoma. ...Read more

6

6
What would be the signs if I am going blind?

What would be the signs if I am going blind?

Get an eye exam: The term "blindness" can be interpreted in many different ways. Central vision can be impaired by a simple need for glasses, and the problem can be easily solved. Peripheral vision loss is more unusual, and typically does have an underlying cause of more significance. Only through an eye exam can a disease process by diagnosed and treated. ...Read more

7

7
How would the blind (in the u.S.) know if they are receiving the correct change in bills?

How would the blind (in the u.S.) know if they are receiving the correct change in bills?

They dont: Here is the United States of america, we do not have a way to independently tell the difference between different denominations of paper currency. ...Read more

8

8
What causes blindness?

What causes blindness?

Long list: Blindness can be legal (20/200 or less) or absolute (cannot see light even). Eyes can inherit problems, get infected, traumatized and develop a host of diseases which can lower the vision such as diabetes, glaucoma, cataracts, macular degeneration, etc. Take your pick. ...Read more

9

9
What is the blind spot?

What is the blind spot?

The Optic Nerve: The part of the back of the eye where the optic nerve head leaves the eye to carry the message of vision to the brain has no rods or cones and therefore shows up in the visual field test as a "blind spot". ...Read more

10

10
Can i be blind due to RA ?

Not likely: But possible. Usually dry eye iritis and steroid related cataracts. But rarely Plaquenil (hydroxychloroquine) retinal toxicity after 7-8 yrs of high doses. Eyemds monitor for this quite carefully every 6 months or so reducing the chance of blindness. ...Read more

11

11
What is a color blind test?

What is a color blind test?

Testing device: These are a group of color vision recognition and confusion plates, discs and lights to determine the degree and type of color deficiency that is present in a test subject. Some are standard in ophthalmologists office and others are in laboratories. And some are available on line for anyone to test themselves. ...Read more

See 1 more doctor answer
12

12
Can adult blindness be cured?

Depends: What is the cause? Was the eye sighted earlier in life and developed vision loss? Was the eye injured or infected? Did it have surgery? Is there systemic disease.? So many questions: Ask your ophthalmologist for the answer and whether there is a possibility of vision to some degree. As you might guess some can be cured and others cannot. ...Read more

13

13
Effects of being color blind?

Effects of being color blind?

Minor: Depending upon the degree of your deficiency, you will be able to function for most activities (for instance traffic lights are a color designed to be seen by the color deficient). Occupations with issues for you: painter, fruit grader, electronic assembly worker, gemology, appraiser, artist. Legal restrictions for police work, pilots, boat captains. ...Read more

See 1 more doctor answer
14

14
What diopter is legally blind?

What diopter is legally blind?

See below. : A person is considered to be legally blind if he or she has a best corrected vision of 20/200 in their best seeing eye. If an individual has a visual field of 20 degrees or (tunnel vision) they may also be considered legally blind. ...Read more

See 1 more doctor answer
15

15
What can be done for blindness?

What can be done for blindness?

Blindness: If an eye can not perceive light, then there is usually nothing that can be done to help. If the eye can see light or movement, then there may be something to be done to improve the vision. You need to see an eye doctor to determine the reason for the poor vision and to initiate appropriate therapy. ...Read more

16

16
Do blind people dream at night?

Yes: 1.Dream sleep is intact inspite they don't see. 2 but they have is called a free-running type of circadian rhythm disorders as they don't have light stimulation to keep the same sleep-wake cycle. 3. So they tend to go to bed late regularly every few weeks and few week normal sleep cycle. But it is free running pattern. 4.Actigraphy is use for diagnosis. 4. Melatonin may be used. ...Read more

17

17
What makes a person color blind?

Genetics: Several genes are responsible for allowing our retinas' receptors to record the different colors we see. Occasionally, someone develops a mutation that prevents some of the colors to be recorded. This makes differentiating certain shades or colors difficult. ...Read more

See 2 more doctor answers
18

18
Could roach spray make me blind?

Not likely: If sprayed in the eyes, it would likely cause irritation but not likely lead to blindness. ...Read more

19

19
How many diabetics go blind now?

Some: Diabetes is famous for sugar dysfunction. A corollary of this is damage to the blood vessels in the back of the eye, termed diabetic retinopathy. This can cause vascular swelling, leakage, hemorrhage into the middle of the eye, and various degrees of visually disruptive scarring. Cumulatively these events, untreated, can lead to permanent vision loss. See your retinal specialist for control. ...Read more

20

20
Signs of child being color blind?

Depends upon age: Obviously inability to distinguish between red / green colors. Some have trouble with blue/yellow. It does assume the child knows his colors. I am not aware of a condition where no colors are seen. These are usually specific to certain colors. ...Read more

22

22
Is there a way to cure blindness?

If so =>Nobel prize: There are far too many causes for blindness to have a straightforward answer. ...Read more

23

23
How common is blindness in the US?

Depends on level: Blindness can be defined in several ways. Obviously someone with no light perception in either eye is absolutely blind. The legal definition in most states is 20/200. Blindness can be caused by several inherited disease, diabetes, trauma and some infections. All of these can lower the vision. So how common, not too common but many are blind to various degrees. ...Read more

25

25
Describe the features of blindness.?

Describe the features of blindness.?

Vision loss: Bindness is a spectrum from loss of all light perception (total blindness), to varying degrees of loss meeting legal standards - vision lower than 20/200 or a visual field less than 10 degrees in extent. The causes vary - some are reversible, some treatable to prevent worsening, and some permanent. Your ophthalmologist should see you to evaluate your category and treat if possible. ...Read more

See 1 more doctor answer
26

26
How can someone become color blind?

How can  someone become color blind?

Mostly inherited: The most common forms of color blindness are inherited. They are that way from birth. Less common is developmental such as advanced diabetic retinal disease which fades out color recognition. Retinal degeneration like retinitis pigmentosa lead to color blindness and there is a rare form of stroke which can cause cortical color blindness. ...Read more

See 1 more doctor answer
27

27
What disorder could cause blindness?

Blindness: Almost any disease or its treatment can lead to blindness. This is in addition to heredity, trauma, environmental exposure etc. Ophthalmologists either md or do specialize in these problems. ...Read more

28

28
Why do I have temporary blind spots?

Why do I have temporary blind spots?

Hard to say: From your question, but probably the most common cause would be migraine. You need to be evaluated though. ...Read more

29

29
How would someone describe blindness?

Highly variable: Interesting question. Blindness can range from "legally blind", 20/200 or less on the eye chart in both eyes, in which many people cope well for usual activities around the house, even reading print that is not too small with the help of magnifiying devices, to total blindness, not even seeing any light. All "blind" patient have to give up driving. The degree of blindness affects the description. ...Read more

31

31
How can I treat a popped blind pimple?

"pimple": Try a a warm dry compress followed by an antibiotic ointment. ...Read more

32

32
How likely is going blind in my sleep?

How likely is going blind in my sleep?

Blind in sleep?: With normal vision & no medical reasons for poor eye sight, chances are none. ...Read more

33

33
How can I cope with being color blind?

How can I cope with being color blind?

Not to hard: Most colored things in our society will not be confused by the color blind. You should not consider an occupation requiring good color vision like a fruit grader, or law enforcement. But most other things are open and many color deficient individuals do not even know they are color blind until tested. ...Read more

35

35
What do reverse color blind people see?

Color blindness: There is no such condition as "reverse color blindness." the most common type of color "blindess" typically occurs in males. These people confuse red and green colors. In rare cases, people can be born with complete color blindness and only see colors as various shades of light and dark. In severe cases of color blindness, patients often don't see very well either. ...Read more

See 1 more doctor answer
36

36
Can any kind of diet correct blindness?

Can any kind of diet correct blindness?

Typically no: But some exceptions exist, if there is a vitamin deficiency, can be reversed in part or whole. Ocuvite and other ophthalmological preparations, especially for glaucoma may help numerous conditions. ...Read more

37

37
What's the blinded veterans association?

What's the blinded veterans association?

Helpful advice: This is an organization helping veterans with visual disabilities. You only need lowered vision to qualify and if you are a veteran with time and no visual problems you can help them out. Contact the local VA Hospital to reach them. ...Read more

See 1 more doctor answer
38

38
Is temporary blindness a real condition?

Yes.: There are many medical conditions that can cause temporary blindness. These can include blockage of the arteries in the eyes, or strokes in the area of the brain that interpret vision (the occipital lobes). It is also possible for temporary blindness to be caused by psychological conditions, such as severe stress (functional blindness). ...Read more

39

39
Hi docs, would glaucoma make me go blind?

Hi docs, would glaucoma make me go blind?

Potentially blinding: Glaucoma is a well-known eye condition that has the potential to cause blindness. However, with early diagnosis and intervention the risk of going blind can be greatly minimized. One's individual risk for blindness is determined by the stage at which they are diagnosed. The best chance to minimize blindness is to follow Dr. instructions for treatment and keep follow-up appt to monitor change. ...Read more

See 1 more doctor answer
40

40
What do blind people see when they dream?

It Depend the age of: Sight loss affected the visual quality of the subjects’ dreams. The study determined that people who go blind at age five or younger tend not to have visual dreams, whereas if blindness occurs at about age seven or older, chances are the blind will see some images. When people go blind between ages five and seven, their potential for dream sight could go either way. ...Read more

Dr. Tim Conrad
445 doctors shared insights

Loss Of Vision (Definition)

Loss of vision reflects the inability to perceive images. Such a phenotype can be due to occlusive or barriers to light (e.g. cataracts) through retinal alterations (e.g. wet macular degeneration) to optic nerve lesions (e.g. from a pituitary adenoma) to central nervous system ...Read more


Dr. Tim Conrad
643 doctors shared insights

Vision Loss (Definition)

Vision loss = ...Read more