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Doctor insights on: What Is Myopia

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What is myopia (nearsightedness)?

What is myopia (nearsightedness)?

Trouble Seeing Far: Myopia occurs in many people and means you have problems seeing far away but usually don't have trouble reading or seeing things closer to you. Typically it can't be prevented and occurs when the eye becomes a bit more oval or longer in shape. Any changes in vision should be evaluated by a doctor to be sure that it's not something more severe or dangerous. For example, diabetes can affect vision. ...Read more

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Can anyone tell me what causes myopia and astimatism after age 20?

Can anyone tell me what causes myopia and astimatism after age 20?

Normal progression: The needs for eyeglasses including myopia and astigmatism can show up in the low to mid 20s. This is not pathology but a normal progression. When it starts this late it is almost always minor. ...Read more

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What are myopias?

What are myopias?

Nearsightedness: Myopes have eyes that are too long for their natural focusing power. They need eyeglasses or contacts that minify the light which causes the focal point to go more towards the back of the eye where the retina receives the image. (hyperopes need magnifying lenses). Your ophthalmologist can provide the best correction for this condition. ...Read more

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I was wondering what are myopia, hyperopia, presbyopia, and astigmatism?

Refractive errors: Myopia means nearsightedness, with the ability to see near but not far away. Hyperopia, or farsightedness is usually not an issue for younger people but causes issues in older adults. Astigmatism occurs when the front surface of the eye is not round and causes distortion. It is corrected like the above errors. Presbyopia means "old eyes" and refers to the need to reading glasses in adults. ...Read more

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What if myopia never stabilised with age? Is there any way to avoid slow visual loss leading to blindness?

What if myopia never stabilised with age? Is there any way to avoid slow visual loss leading to blindness?

This would not: Be in your control. Do the things that are in your control: eat a healthy diet with good antioxidants, protect your eyes from uv exposure, avoid smoking exposure. Avoid trauma :). ...Read more

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What can cause myopia and astigmatism after age 20?

Not unusual: Myopia and astigmatism can progress through the mid 20s in some cases - not usually to much of a degree. You might have had a good tolerance of blur prior to age 20 and only now are concerned about the blur. These are usually intrinsic - there is no "cause". ...Read more

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At what degree of myopia is it sensible to wear contacts daily?

At what degree of myopia is it sensible to wear contacts daily?

Your choice!: When you are fully dependent on glasses for your myopia, it makes sense to wear contacts daily. If you don't feel that you need glasses most of your day, then it may not make sense to go through that hassle. ...Read more

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What level of myopia would cancel out presbyopia as you age?

What level of myopia would cancel out presbyopia as you age?

Depends on age: Myopic glasses should be worn for reading to age 43-4 so you don't become early presbyopic. Presbyopia advances with age usually 45 =+1.25, 50 =+2.00 55= +2.25, >60 = +2.50. It may vary depending on other illnesses ; meds. So if you are a -2.00 you may read without glasses from 44 to 55. But if -6.00 you must wear a -4.75, bifocals/multifocals at age 45. If not accommodation ; convergence weakens. ...Read more

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What exactly is myopia in the eyes and is there a way to naturally cure it?

What exactly is myopia in the eyes and is there a way to naturally cure it?

Nearsighted: Your eyes are focussed for up close. No natural treatment- sometimes Atropine drops when you are young can slow it down. ...Read more

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What is degenerative myopia? Can a retinal specialist determine in high myopics if his/her myopia is degenerative?

What is degenerative myopia? Can a retinal specialist determine in high myopics if his/her myopia is degenerative?

Severe progressive: Nearsightedness. In some cases the features of degenerative myopia can be easily identified. In other cases it may be more difficult to ascertain. Some retinal specialist rely on serial b scans while others use exam findings. My guess is that you will find variety of ways to both classify and also diagnose high myopia. Not always an easy diagnosis! ...Read more

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What level of myopia would cancel the need for reading glasses? What age would a -1.00 prescription normally need readers? I take glasses off to read.

Few more years: At your age a -1.00 rx is good for reading when you have your glasses off. In another 5-7 years you might feel the need for a mild prescription even when your glasses are off. If you keep your glasses on to read, you'll probably begin to have some problems pretty soon. ...Read more

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What does happens if myopia groes faster than normally?

It is normal: For myopia to progress slowly in pre-adolescents such as yourself. It can progress more rapidly in adolescence. We give stronger glasses or contact lenses during this time. When the vision stabilizes in the late teen's or early 20's, then the laser can be used to solve the myopia. ...Read more

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What's the difference between myopia and astigmatism. Can you have astigmatism without having myopia?

What's the difference between myopia and astigmatism. Can you have astigmatism without having myopia?

Two separates: Myopia is very near vision and need for glasses beyond a foot or so. You may can read when very close to you but cannot see beyond arms length. Astigmatism is an irregular contour of the cornea and causes waviness and blurring in the pattern of sight. You can have one without the other. Your eye care professional can examine you and correct most of these problems. Seeing it clearer? ...Read more

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If myopia increases, there is loss of visual acuity or blurriness. What symptoms occur when myopia decreases? Are they the same?

If myopia increases, there is loss of visual acuity or blurriness. What symptoms occur when myopia decreases? Are they the same?

Myopia: Myopia is short sightedness. You have to get closer to see the same things a person with normal vision can see. If the myopia decreases you can clearly see things at a greater distance than you could before. Astigmatism - abnormal shape of the eyeball-causes blurriness. ...Read more

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What can prevent degenerative myopia with associated atrophy?

What can prevent degenerative myopia with associated atrophy?

Nothing!: Nothing that we know of! Two treatments being researched. One is scleral buckling, the other is early systemic treatment with 7-methylxanthine. (do internet search). Since the condition is similar to macular degeneration, the supplements researched in the areds I and ii studies may slow progression as well, this has not been researched as far as I know. ...Read more

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What are complication in using lasik? And what other option for myopia treatment?

What are complication in using lasik? And what other option for myopia treatment?

Option use glasses: Lasik surgery is relatively safe and effective surgery, if you are undergoing such surgery you have to take time, find pros and cons of such procedure and go to the best centers not to the mills, ask the surgeon for possible complications not simple flares, refractive errors, but requiting corneal transplantation, flap problems, infection etc these are rare but can happen. ...Read more

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What is the cause of myopia?

What is the cause of myopia?

Genetics: Myopia, or nearsightedness, means one can see near objects but distance vision is blurry.
Myopia is usually genetic and there is no known reason. It could be caused by a longer than normal eye or a steeper cornea. ...Read more

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What is the symtoms of myopia?

What is the symtoms of myopia?

Difficulty seeing: With myopia, you have trouble seeing details that are far away. An example would be trying to read writing on a road sign or on a television that is far away. The diagnosis can be confirmed with an eye exam. ...Read more

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What are the complications of myopia?

What are the complications of myopia?

Maybe if high myopia: Persons who are very nearsighted (high myopia) sometimes have problems with the retina. So, high myopia persons should see their ophthalmologists at least once a year, or more often if recommended by the doctors. Non-medical complications of myopia include getting into accidents, getting hit by balls, getting lost because one can't read signs well, not recognizing people from a distance, etc... ...Read more