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Doctor insights on: What Is The Difference Between Strabismus And Stereopsis

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What is the difference between strabismus and stereopsis?

What is the difference between strabismus and stereopsis?

Terminology: In strabismus the eyes present 2 different images to the brain which would result in a double image. Over time the brain may turn off one of the images & keep the best one. In stereopsis the eyes present the same image to the brain separated by the distance between the eyes. This allows you to have depth perception. ...Read more

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Dr. Dean Bonsall
528 doctors shared insights

Strabismus (Definition)

Strabismus refers to misalignment of the eyes. It is typically but not exclusively found in children, with up to 4% incidence in some series. There are a number of surgical and non-surgical treatments for strabismus, based ...Read more


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What is the difference between a lazy eye and strabismus?

What is the difference between a lazy eye and strabismus?

Eye function: Lazy eye is a lay term usually used to designate the vision loss that occurs when the brain turns off the eye input because it is fuzzy or misaligned (double vision). We call it amblyopia. Strabismus is a label used when the eyes don't line up and focus on the same object. Some lay people use lazy eye for both issues. ...Read more

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What is the difference between astigmatism and short-sightedness?

What is the difference between astigmatism and short-sightedness?

Oval eye shape: Refractive errors require either plus (farsighted) or minus (nearsighted) glasses + an extra amount if the eye is oval in shape (astigmatism). These are called refractive errors and can be corrected with glasses or contacts. Short sightedness is another term for myopia which uncorrected usually allows for good vision at near and blur at distance. ...Read more

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What is the difference between an amblyopia and a strabismus?

What is the difference between an amblyopia and a strabismus?

Vision vs position : Amblyopia is the lowering of vision in one eye due to structural or position defects in infancy and childhood. Strabismus is the general term for eyes that are misaligned. Strabismus may cause amblyopia.. A pediatric ophthalmologist will deal with these issues in childhood but amblyopia in adults cannot usually be fixed. ...Read more

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What is the difference between double vision and astigmatism?

What is the difference between double vision and astigmatism?

Appearance: Double is usually two images separate either horizontally, vertically, or obliquely. Not necessarily blurred unless also uncorrected refractive error. Astigmatism is a refractive error causing slight distortion of an image in one direction. Depends on amount. ...Read more

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What is the differences between nearsightedness and farsightedness?

What is the differences between nearsightedness and farsightedness?

Eyes: As words explain nearsighted can see near by objects but has difficulty seeing distant objects with clarity farsighted sees distant objects but has problem with nearby objects. ...Read more

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What is the difference between double vision and ghosting?

What is the difference between double vision and ghosting?

Muscle imbalance: Double vision is due to the eyes pointing in different directions. Cover either eye and the image becomes single. Ghosting is typically due to astigmatism. It goes away by looking through a pin hole in a piece of cardboard, or proper glasses or contacts. If one eye is covered and there is still double the astigmatism is strong, if there is just ghosting the astigmatism is mild. ...Read more

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What is the difference between optometrist and ophthalmologist?

What is the difference between optometrist and ophthalmologist?

Medical School: Ophthalmologists (eyemds) are doctors of medicine or osteopathy who complete 4 years of college, 4 years of medical school, an internship, and a 3 year residency in ophthalmology. They can deliver complete medical and surgical eyecare. Optometrists are trained to diagnose and treat vision conditions, identify cataracts, glaucoma, and retinal disease, and to use some medications. They are not mds. ...Read more

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What is the difference between deuteranopia and protanopia?

What is the difference between deuteranopia and protanopia?

Color blindness: Deuteranopia is the more common type of color blindness with loss of green sensitivity--present in 1% of males and does not dim the vision. Protanopia is less common and is more severe with loss of red sensitivity and some dimming of vision. Both are X-chromosome linked. ...Read more

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What is the difference between myopia and eye strain?

What is the difference between myopia and eye strain?

Myopia nearsighted: Myopia refers to being nearsighted which could be a cause of eye strain.But there are many other potential causes. ...Read more

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What is The difference between keratoconus And severe astigmatism?

What is The difference between keratoconus And severe astigmatism?

Keratoconus is: progressive disease of the cornea in which the normally dome shaped cornea thins and begins to bulge into a cone-like shape. This condition needs to be monitored and possibly treated to prevent long term visual disability. Astigmatism is a refractive error, therefore it is not an eye disease it is an error in the focusing ability. Astigmatism is treated simply with glasses, contacts or surgery. ...Read more

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What is the difference between keratitis and iritis?

What is the difference between keratitis and iritis?

Significant : Keratitis refers to inflammation or pathological change of the surface of the cornea (the front window of the eye). Iritis, the anterior form of uveitis, is a generally sterile inflammation of the interior of the eye occasionally associated with systemic disease. Treatment is quite different for the two. See you ophthalmologist if you have a problem. ...Read more

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What is the difference between scotomas and eye floaters?

What is the difference between scotomas and eye floaters?

Scotomas are blind: spots. This becomes important if the blind spot increases in size, and this can be determined best with visual fields screening, as it can point to other causes that may not be known by just dilated fundoscopic exam alone. So, thanks for asking an important question, and glad you got a retinal exam, as your doctor must have given you a diagnosis, and prognosis. ...Read more

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What is the difference between nystagmus and other eye jerkiness?

What is the difference between nystagmus and other eye jerkiness?

Nystagmus: Nystagmus is a neurological dysfunction of eye muscle movement. It is either congenital and requires no treatment or if acquired (not born with) there is an underlying problem that needs neurological evaluation. ...Read more

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Is there a difference between strabismus and amblyopia?

Is there a difference between strabismus and amblyopia?

They are differnt: Strabismus is when the eyes are not properly aligned so that one eye is deviated. Amblyopia is decreased vision in one or both eyes because the image or object you are viewing is not properly focused. Amblyopia develops when you are younger usually between birth and 8-9 years when the visual system is still developing. ...Read more

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What is the difference between presbyopia and accommodative insuffiency?

Basically the same: Presbyopia would be accommodative insuffiency in someone who is older, while accommodative insufficiency is term that is rarely used to describe this issue in a younger person. ...Read more

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What is the difference between an optometrist and ophthalmologist?

What is the difference between an optometrist and ophthalmologist?

Medical doctor ophth: An ophthalmologist is a medical docotor and surgeon with the extensive medical and surgical training who unerstands the whole body issues and optics(glasses and contact lenses). An optometrist is train to do a general basic eye exam and optics. Most of the time optometrists refer more advance and complex cases to the ophthalmologist for the care. ...Read more

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What is the difference between an opthalmologist and optometrist?

What is the difference between an opthalmologist and optometrist?

Education: The ophthalmologist has been to medical school and then had an internship and residency. This physician can do eye surgery diagnose and treat eye diseases, help prevent blindness, do corneal transplants, fit patients for contacts or glasses. An optometrist went to optometry school and then is able to measure eyesight for glasses or contacts. ...Read more

Dr. Mitchell Vogel
217 doctors shared insights

Cross Eyed (Definition)

Cross eyed = strabismus = esotropia = condition in which one or both eyes are turned ...Read more


Dr. Sandra Lora Cremers
309 doctors shared insights

Lazy Eye (Definition)

A condition that occurs when one eye does not see as well as, or align properly ...Read more