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Doctor insights on: Vision Affected Brightness

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Is double vision affected by brightness of ambient light?

Is double vision affected by brightness of ambient light?

Yes it can: If the double vision is seen with either eye closed, then it may be caused by a cataract whicfh is affected by ambient lighting. If the double vision is elimitated with covering either eye then this is true diplopia. In some patients, when the eye turns outward ambient light can cause glare. ...Read more

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Dr. Richard Bensinger
1,666 doctors shared insights

Vision (Definition)

Vision is a feature of a person's brain that allows him to see. He must have normal eyes, optic nerves (that stretch from the eyes to the back of his brain), and visual cortex (the vision center in the brain), in order to see properly. An ophthalmologist is a ...Read more


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Vision bad for months now , eyedoctors cant tell me what wrong. Brightness changes sometimes it's dark then very bright. I wear circle lenses ?

Vision bad for months now , eyedoctors cant tell me what wrong. Brightness changes sometimes it's dark then very bright. I wear circle lenses ?

See ophthalmologist: Optometrists assess and treat refractive errors, meaning problems with the shape of the eye that cause blurry vision, and can be corrected by lenses. If they can't find the problem, it likely isn't related to eye shape and should be evaluated by an ophthalmologist (eye surgeon), who can evaluate and treat all eye problems. ...Read more

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Sometime in my vision i feel very low and dim brightness and its like low contrast in vision what could it be please suggest solution.

Sometime in my vision i feel very low and dim brightness and its like low contrast in vision what could it be please suggest solution.

See eye MD: There are many possibilities from need for glasses, infection, allergy, malnutrition, genetic retinal problems. You will need to be seen by the eye md to determine cause and best treatment. It is not possible to determine from the information you supply. ...Read more

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Had my migraines affected my vision?

Had my migraines affected my vision?

Sure can: Migraine is a serious and complex neurologic disorder. Headache, vertigo, VISUAL disturbances nausea, vomiting, sensitivity to light or sound, dizziness, neck pain, stomach nose bleeding and parasthesias are common symptoms. This condition must be professionally managed. Rec.: see an orofacial pain or headache specialist for evaluation and treatment. ...Read more

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Tear in retina - is central vision affected at all?

Tear in retina - is central vision affected at all?

Depends: A tear in the retina is the first step in what can become a retinal detachment. If the tear is treated with laser, a retinal detachment can be prevented. Central vision can be affected by retinal detachment or blood in eye from a tear. Retinal detachment needs surgery, bleeding likely will clear up on it's own (but the tear that caused the tear should still be treated). ...Read more

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Can you tell me in a comprehensive description how does blepharitis affect the vision process and how is the persons sight affected?

Can you tell me in a comprehensive description how does blepharitis affect the vision process and how is the persons sight affected?

Minimal effect: Blepharitis is a dandruff like infection of the eyelids. At its worst, it might dump some debris in the eye causing irritation to disturb the vision a little. If you have blepharitis and your vision is being disturbed, then you may have a second problem and should have it evaluated by your ophthalmologist. ...Read more

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Can I have strabismus without vision being affected?

Can I have strabismus without vision being affected?

Yes: If you have alternate vision meaning that you see with one eye at a time this way one does not develop a lazy eye. ...Read more

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Can you have strabismus without your vision being affected?

Can you have strabismus without your vision being affected?

Strabismus: Yes. Some people with strabismus have double vision and reduced stereo vision (depth perception). Many people with strabismus see very well-- they do not have double vision and their eyes work together well. It is simply a matter of degree, since the brain can compensate for small amounts of strabismus. See you local eye doctor if you are having double vision or trouble focusing. ...Read more

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My vasomotor rhinitis is affecting my vision, what should I do?

My vasomotor rhinitis is affecting my vision, what should I do?

See an allergist: Vasomotor rhinitis doesn't affect vision, but some of the medications used to treat it might. Your eyesight is nothing to play around with - you need to get this checked out. If you're taking meds for it, see the person who prescribed it; if it's not under control, see an allergist. If you deal with the vasomotor rhinitis and the vision problems persist, see an ophthalmologist. ...Read more

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I had auras of colorful zig zags before a migraine . What causes auras to happen? My aura really affected my whole vision. Is that normal for an aura?

I had auras of colorful zig zags before a migraine . What causes auras to happen? My aura really affected my whole vision. Is that normal for an aura?

Auras: Auras are caused by the migraine (vasospasm of a blood vessel) occurring in the occipital lobe of the brain. The are where vision is perceived causing the zig zag symptoms preceding the headache. ...Read more

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