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Doctor insights on: Acute Vision Loss

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What can cause vision loss?

What can cause vision loss?

Huge list: Vision can diminish by changes in eyeglass power, vascular disorders, tumors, diseases such as diabetes, genetic disorders, changes of the cornea and infectious disease. If you vision is diminishing, especially if accompanied by pain, you should see your ophthalmologist right away. ...Read more

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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


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How is vision loss first diagnosed?

How is vision loss first diagnosed?

Measure vision: Vision loss is diagnosed when your eye doctor checks your visual acuity by having you read an eye chart. With the correct prescription, most people can see 20/20 unless there is some problem in the eye. ...Read more

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Could vision loss be caused from outside?

Could vision loss be caused from outside?

Yes: I presume you're asking if your vision can be lost by external sources. Yes, accidental trauma to the eyes is a major reason for loss or reduced vision. The National Health statistics' survey estimates 2.4 million injures/year & over 1 million have significant visual morbidity, with 75% being monocularly blind. Be smart & wear eye protection during any activity with risk for eye injury. ...Read more

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Will eyesight deterioration cause vision loss ?

No: If you have a change in your vision, requiring a new prescription, wearing your old glasses, will not hurt your eyes. You will, however, see better with a new pair of glasses. ...Read more

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Help! i just have sudden vision loss and near fainting?

Help! i just have sudden vision loss and near fainting?

Starting out: There are numerous reasons as to why this can happen to a person. Discuss this with your regular doctor, cardiac testing such as holter monitor (watching your heart for 24-hours) and echocardiograms are a good start for this. ...Read more

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What are some things that could cause temporary vision loss?

A variety: Vision loss that drops and then recovers has a broad spectrum of causes including vascular and nervous system events. Migraine headaches can also do this as well as blood emboli and some internal eye problems. Your ophthalmolgist should be seen if you are having this problem. ...Read more

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I have on and off vision loss for 10 months. Possible causes?

Vision loss: Does vision black out? Grey out? Or just get blurry? Consult with us to help solve this issue as there can be a serious cause depending on answer. ...Read more

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I have sudden vision loss very frequently. Should I be worried?

I have sudden vision loss very frequently. Should I be worried?

Maybe: I am suspicious that this may be migraine related. Go to an eye doctor for further evaluation. ...Read more

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Temporary vision loss from extreme exercise, should I be concerned?

Temporary vision loss from extreme exercise, should I be concerned?

Possibly: This could be from a condition termed pigmentary dispersion in which exercise releases pigment which floats around in the eye and may cause glaucoma. Or it could be a problem with your general circulation like anemia or low blood pressure. If persistent this should be evaluated to rule out such conditions, . ...Read more

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Can you tell me what to do if I have on and off vision loss for 10 months and counting?

Vision: Are you having blackouts, blurry vision, or grey outs? This will determine cause & treatment. ...Read more

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Early 20s,have minimal vision loss.suddenly one day thisweek felt that vision changed,words keepgetting blurry for a fraction of second evenwithglasse?

Early 20s,have minimal vision loss.suddenly one day thisweek felt that vision changed,words keepgetting blurry for a fraction of second evenwithglasse?

See an eye doctor: Lots of possibilities. Anything that causes the pupils to dilate or the eyes to misalign can cause transitory blurring of vision. A common cause is excessive tearing from irritation. ...Read more

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What leads to progressive vision loss?

Vision loss: Vision loss can be due to many things: most common is need for new glasses. If still not correctable vision: can be due to cataracts, glaucoma, macular degeneration, blood vessel issues. Many other possibilities as welll: Brain lesions, medications, trauma, infection, cancer. Patient should be checked by eyeMD. ...Read more

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What are causes of progressive vision loss?

What are causes of progressive vision loss?

A long list: Any part of the eye and brain can be affected in a way to cause vision loss. The cornea and lens can gradually lose transparency sometimes with inherited conditions. The retina can lose function from disease like diabetes or inherited problems. The optic nerve can degenerate and the brain can have strokes or tumors affecting vision. ...Read more

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What causes temporary loss of vision?

It depends. : The word "temporary" could mean seconds or days. Brief loss of vision could be related to common problems like low blood pressure or migraines. Longer periods of vision loss are often due to more serious problems. In any case, an ophthalmologist and/or neurologist should be involved. ...Read more

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Willwearing a sunglass while on a computer prevents vision loss?

Computer: Computer use does not hurt your eyes although it makes them dry temporarily. Sunglasses are not needed for this activity. ...Read more

Dr. Richard Bensinger
1,704 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


Dr. Tim Conrad
632 doctors shared insights

Vision Loss (Definition)

Vision loss = ...Read more