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Doctor insights on: Why Is My Vision In My Eye Suddenly Changing

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Why is my vision in my eye suddenly changing?

Why is my vision in my eye suddenly changing?

Numerous reasons: Suddenly changing vision can be caused by a huge number of things. Any sudden change in vision warrants immediate consultation with an eye doctor. ...Read more

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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64 y.O. Female. With transient 3-5 minutes) vision change: vibrating, black zigzag lines, glowing around periphery of both eyes. Not blurred x 3?

64 y.O. Female. With transient 3-5 minutes) vision change:  vibrating,  black zigzag lines,  glowing around periphery of both eyes. Not blurred x 3?

Most likely migraine: Visual events described as wavy, zigzag, saw toothed, jagged, scintillating, often are a result of a migrainal event that has stimulated the visual path in the brain. They may or may not be associated with headache, nausea, vomiting or other associated symptoms. To be sure see your eye md for an exam to make sure it isn't a retinal issue. ...Read more

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Is it normal for my eye colour to change from brown to blue literally overnight? Never had eye problems and my vision is fine, 32yo male

Is it normal for my eye colour to change from brown to blue literally overnight? Never had eye problems and my vision is fine, 32yo male

No: It's not normal for eye color to change "over night". Eye injury (Iris trauma), retained intraocular foreign body (metallic), Fuch's heterochromic iridocyclitis (inflammatory condition of eye with one light colored Iris), medication (Prostaglandin analogues for glaucoma cause darkening of Iris), viral ( simplex, zoster) are some of the causes, but should be supported by history & examination. ...Read more

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Can frequently looking though a gun scope cause a vision change in eyes?

Can frequently looking though a gun scope cause a vision change in eyes?

No: Eyes do the best to work well in all the conditions presented. Peering through a scope for continuous periods might be fatiguing but not harmful. ...Read more

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Does wearing an eye patch change your vision?

Does wearing an eye patch change your vision?

Not really: The patch of course blocks the vision in the eye covered but does not change the condition of the underlying eye. Patching is used in infants and children to force an increase in vision in the open eye to prevent a condition called amblyopia. But such an effect is not seen in adults. ...Read more

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Can medicine cause vision changes in just one eye?

Can medicine cause vision changes in just one eye?

Not usually: Internally ingested meds usually affect both eyes. Topically if only one eye is treated, obviously yes. ...Read more

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I'm worried about my eyes, my right eye seems bigger that the other one, and I noticed it like 3 weeks ago. But my vision is fine no changes.

I'm worried about my eyes,  my right eye seems bigger that the other one, and I noticed it like 3 weeks ago. But my vision is fine no changes.

Exophthalmos?: Hi. Unilateral exophthalmos (eye sticking out) and/or proptosis (eyelid retracted) can be a manifestation of a thyroid disease called Graves' disease, or other tumors or infiltrative conditions behind the eyeball. Please see an ophthalmologist (MD who diagnoses and treats eye diseases...different than an optometrist, who prescribes glasses). ...Read more

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What causes the iris color(brown) on the left side to look as if its spreading into the whites of my eyes?I have no vision changes?Should i be concern

What causes the iris color(brown) on the left side to look as if its spreading into the whites of my eyes?I have no vision changes?Should i be concern

Eye pigment: can you post a photo? it would be most helpful? Most likely not a concern. Some folks get some pigment deposit on the white of the eye. Rarely is this a concern, but as with issues like this, seeing it for the provider is very important to help make a correct diagnosis and inform you correctly. ...Read more