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Doctor insights on: Occasional Night Blindness

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What is "night blindness"?

What is "night blindness"?

Not uncommon: Most elderly folks gradually lose their retinal rods, and slowly and steadily have trouble seeing at night, but a disorder called retinitis pigments could also cause "nyctalopia" (night blindness). There really is minimal help that can enhance decreased nitetime vision, although some patients swear that dietary intake of dark green leafy vegetables helps. ...Read more

Dr. Damien Luviano
61 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


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What exactly is night blindness?

What exactly is night blindness?

Nyctalopia: Or night blindness is a symptom of something else such as myopia or malnutrition it is treated based on the cause. It is the inability to see at night or in low light environment. ...Read more

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What are d causes of night blindness?

What are d causes of night blindness?

Genetics: There are congenital issues that can cause night blindness---it is rarely acquired unless there is severe retinal disease. ...Read more

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What causes night blindness to happen?

What causes night blindness to happen?

Inherited Disease: Retinitis pigmentosa is a group of inherited disorders that cause degeneration of the retina and vision loss. The condition can be inherited in multiple ways and has a variety of symptoms. The most common ones are night blindness and gradual loss of peripheral vision. There is currently no proven treatment, however gene therapy is being explored as a possibility. ...Read more

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How do I tell if I have night blindness?

How do I tell if I have night blindness?

Can you see at night: If you are having difficulty seeing in low light like at night you should be evaluated by an eye doctor? ...Read more

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What are some cures for night blindness?

Nyctalopia: Or night blindness is a symptom of something else such as myopia or malnutrition it is treated based on the cause. It is the inability to see at night or in low light environment. ...Read more

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What can I do to address night blindness?

What can I do to address night blindness?

Depends: If you have a retinal degeneration, there are several experimental treatments. Coenzyme q10 is one, and there are others. Avoidance of inflammatory foods (sugar, simple carbs, dairy, gluten, trans fats, and processes foods in general) is a good idea. See a retinal specialist for more detailed recommendations. ...Read more

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Can anything be done for "night blindness"?

Depends on the cause: If it is from a cause like cataracts, then surgery can be performed. It is due to a retinal condition like retinitis pigmentosa, then likely no. It is best to see an ophthalmologist who can determine the cause and make recommendations to treat. ...Read more

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Can anybody tell me about night blindness.?

Can anybody tell me about night blindness.?

Nyctalopia: Night blindness refers to the reduced ability of the retinal rods to function under reduced lighting conditions. This affects functioning outside at night and the ability of the eye to adjust to changes from light to dark ( movie theater) or dark to light. Associated with retinitis pigmentosa there is no treatment but night vision goggles will often help. ...Read more

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What is the medical term for night blindness?

What is the medical term for night blindness?

Nyctalopia: Or night blindness is a symptom of something else such as myopia or malnutrition it is treated based on the cause. It is the inability to see at night or in low light environment. ...Read more

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What is meant with the term "night blindness"?

What is meant with the term "night blindness"?

Nyctalopia: Night blindness refers to the reduced ability of the retinal rods to function under reduced lighting conditions. This affects functioning outside at night and the ability of the eye to adjust to changes from light to dark ( movie theater) or dark to light. Associated with retinitis pigmentosa it represents a defect in rhodopsin regeneration cycle that occurs in the retinal pigment epithelium. ...Read more

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Can night blindness/light sensativity be cured?

Can night blindness/light sensativity be cured?

Yes find the reasons: “photophobia or light sensitivity is a common eye complaint. It can result from several different conditions and in most cases is easily treatable when you find the cause. Treatment for night blindness will depend on its cause. Treatment may be as simple as a new prescription for your eyeglasses or switching glaucoma drugs, or it may require surgery if it's the result of cataracts. ...Read more

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Help please? What is it like to have night blindness?

Help please? What is it like to have night blindness?

Nyctalopia: Nyctalopia is the inability to see well at night or in poor light. It can be caused by many different eye disorders. Check with your eye doctor. ...Read more

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Could you tell me about the discovery of night blindness?

Poor night vision: This is termed nyctalopia. It can occur in relationship to some inherited conditions of the retina like retinitis pigmentosa, but may be due to diffuse retinal disease such as diabetic retinopathy. If you find that night vision is diminishing by all means see your ophthalmologist as soon as possible for diagnosis and possible treatment. ...Read more

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What is the definition or description of: Night blindness?

Nyctalopia: Night blindness is technically termed nyctalopia. It refers to either slow adaptation to conditions of lowered light such as entering a darkened theater from outside sunlihgt, or to a condition of inability to see well at all at night which is common in conditions of inherited retinal degeneration. ...Read more

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What are symptoms of night blindness and how is it tested?

Peripheral vision: Night blindness - usually means deficiency of vision in low light situations, like finding a seat in a dark movie theater, bumping into things in the dark. There is an effect on the rods, or light and dark sensing cells in the retina. A specialized test can be done to make sure these cells are working well, it's called a (dark adapted) electro-retinogram. ...Read more

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What sort of problems lead a person to get night blindness?

What sort of problems lead a person to get night blindness?

Nyctalopia: Nyctalopia is due to poor abiity to perceive light in dim circumstances and occasionally delayed adaptation to dim illumination. Most of these are due to inherited degenerations of the photoreceptors (such as retinitis pigmentosa) but global loss of photoreceptors such as advanced diabetic retinopathy can disturb perception in dim light. Have you ophthalmologist evaluate this. ...Read more

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Unexplainable night blindness since last week..What do I do?

Nyctalopia: There are multiple retinal problems that may cause nyctalopia, or night blindness, such as retinitis pigmentosa. I would highly recommend that you see a retina specialist to evaluate the cause of your night blindness. ...Read more

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What can I do to help mitigate the effects of night blindness?

What can I do to help mitigate the effects of night blindness?

Good glasses : There is little that can be done to help night blindness, aside from wearing the best prescription lenses for your eyes and making sure there are no other causes, such as cataracts or glaucoma. Have a thorough eye examination. ...Read more

Dr. Tim Conrad
439 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. Robert Williams
64 doctors shared insights

Night Blindness (Definition)

Night blindness is technically termed nyctalopia. It refers to either slow adaptation to conditions of lowered light such as entering a darkened theater from outside sunlihgt, or to a condition of inability to see well at all at night which is common in conditions ...Read more