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S: Spherical (power of myopia or farsightedness) C: cylindrical cylindrical (degree of astigmatism).
a: axls axis position (direction of astigmatism, if there is astigmatism, there is axis).
va:vision (the degree of clarity with which objects can be seen, such as.
PD: Papillary Distanc interpupillary distance (mm distance between the pupils of two eyes).
d:distance for interpupillary distance.
R (right) or OD: means the right eye L (left) or OS: means the left eye, the degree is represented by D, which is commonly referred to as 100 degrees, so how do you know if it is myopic or farsighted, astigmatism?
As shown in the figure: there is "+" for farsighted lenses, "- for myopia lenses, "S" for spherical lenses, "C" for cylindrical lenses, if the optometry sheet says OD+, it means that the right eye needs to wear 200 degrees of hyperopia lenses, if it is - then it is 200 degrees of myopia, if it is - it is 200 myopia astigmatism, because astigmatism involves axial problems, so it is necessary to write axial directions such as 90 degrees, 180 degrees, etc.
The axial direction is represented by ax, and people's refractive problems do not happen to be simple myopia or farsightedness, many of them are mixed, so the lens needs a combination of myopia film, farsightedness film, or astigmatism film, and this combination is represented by "".
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Look at the data behind the diopter, it is the power of wearing glasses, and the corrected visual acuity is lower than normal vision is amblyopia, and it teaches you to understand the optometry.
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Optometry expressions, in the hands of doctors across the country, will be written in dozens of different ways, but they are always the same. Therefore, parents can see a variety of optometry expressions, and they will understand what they have talked about after reading Seven Sunrise Ophthalmology. In addition, the expression of dilated pupil refraction, the expression of prescription for glasses, and the refraction expression of small pupil (undilated pupil) are all expressed in this formula.
As shown in the figure below, there are several pieces of information in the expression of the refraction results of this amblyopia patient: "Atropine refraction" is written at the top, which is abbreviated. The following contents are:
1. Eyes: OD (right eye), OS (left eye); 2. Spherical lensity: DS (spherical lens), DC (cylindrical lens, that is, astigmatism); 3. Astigmatism:
x (astigmatism axis, sometimes denoted by a, sometimes denoted by x); 4. Corrective character: the symbol "" means corrected, which refers to the corrected visual acuity that can be achieved after trying to wear the lens of the power in front of the formula); 5. Corrected visual acuity: that is, the sum of the last of the formula in the figure above.
6. Joint symbol: that is, "", that is, the meaning of spherical mirror combined with cylindrical mirror, which has both spherical and astigmatism.
Like the computer optometry sheet, the positive sign "+" represents the farsightedness attribute and the negative sign "-" represents the myopia attribute. Then the patient in the above figure refraction after atropine dilation, the refraction results are: 200 degrees of hyperopia in the right eye, 75 degrees of hyperopia astigmatism, 90 degrees of meridian axis of astigmatism, corrected to; The left eye is 425 degrees of hyperopia, 75 degrees of hyperopia astigmatism, and the axis of astigmatism is 95 degrees of meridian, corrected to, belonging to anisometropic amblyopia.
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S for farsightedness (+) or myopia (-) C for astigmatism, A for the axial direction of astigmatism, and the number after A for the visual acuity of the insert. The number corresponding to C is the degree of astigmatism, the number after A is the visual acuity, and if the visual acuity is not up to or above, it is amblyopia.
Astigmatism and amblyopia are needed, it is recommended to choose telescopic training and traditional Chinese medicine**, massage, acupuncture, auricular acupoints**, and plum blossom needles are all available. These methods can effectively ** amblyopia, and at the same time can avoid the rapid onset and progression of myopia.
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You can send me the inspection list and I'll take a look at it for you.
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Amblyopia is defined as corrected visual acuity below below after an optometry examination. It is not possible to determine whether it is amblyopia or not according to the prescription, and it is only if the visual acuity is lower than that when wearing glasses. In the case of amblyopia, the sooner the better, especially at the age of 3-6 years, which can achieve good results.
Amblyopia** can generally be carried out in the ophthalmology department of the local hospital at or above the municipal level.
Amblyopia should be diagnosed after examination, and the ** of amblyopia is closely related to age, and the younger the age, the better the curative effect. For early detection of amblyopia, the following tests should be done: External eye examination; visual acuity examination; fundus examination; ocular examination; fixed eye nature check; binocular monovision examination; retinal correspondence examination; Fusion function check; visual inspection of the subject; Refractive examination.
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1. Routine examination: including ocular examination, contrast sensitivity function, prism examination, ocular refractive status examination and fundus condition examination, and pay attention to whether the patient has strabismus, whether there is compensatory head position, whether there is ptosis, corneal leukoplakia, cataract, etc.
2. Visual acuity and refractive examination: to determine distance and near visual acuity and corrected visual acuity, refractive examination children under 12 years old must be coated with 1% atropine eye ointment, children under 5 years old once a night, for 5-7 days, children over 5 years old 3 times a day for a total of 3 days, to be adjusted to fully paralyze after the refractive state and refractive power of the eye to be checked.
3. Ask about medical history: including age of onset, ** history and family history.
Baoding Xinshi Eye Hospital.
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Yes. The purpose of mydriasis is to paralyze the ciliary muscle, lose the adjustment function, and fully relax the eye muscles. Because of the child's low degree of cooperation, and if the pupil is not dilated during refraction, the ciliary muscle is still adjusting, which may affect the accuracy of the results.
For example, if a child has a general vision examination, the result is that after dilating his pupils, he is actually 150 degrees of myopia, and corrected vision is, it is not amblyopia, if the child's corrected vision is only, it means that he has amblyopia. Dilated refraction is an important test to identify amblyopia or other vision problems in a child.
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OD right eye: myopia visual acuity.
OS Left eye: myopia visual acuity.
Interpupillary distance in both eyes is PD 61
The eyesight is relatively good, and it is low-grade myopia.
As for the content displayed on the white list, it can only be used as a reference value, and it must be tried and debugged, that is, the degree given on the pink list.
If you drive more according to this degree, if you don't drive to see closer, it is recommended to reduce the degree of each eye, so the wearing comfort is much better.
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Hello, the white computer optometry sheet has only reference value; It should be based on the pink list. Both the left and right eyes are 350 degrees of myopia; It is recommended to follow this data for opticulation.
Why not rely on a machine-typed optometry sheet?
Because the value of objective refraction (computerized refraction) is generally high, it is generally used as a reference value for optometry and glasses. Professional optometrists will generally conduct detailed subjective refraction according to the objective refraction of the machine, including: insert refraction, walking try-on, etc., and then derive an accurate prescription for glasses.
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1. The effect of amblyopia is very good, and it is basically already, but it still needs to be consolidated for about 1 month before re-examination.
2. The current refractive state is 100 degrees of farsightedness in both eyes, and myopia astigmatism in the left eye is 125 degrees 3.
4. Amblyopia** before:
Right eye, hyperopia 75 degrees, myopia astigmatism 100 degrees, axial 105, corrected visual acuity left eye, hyperopia 75 degrees, myopia astigmatism 125 degrees, axial 105, corrected visual acuity after mydriasis:
Right eye, hyperopia 175 degrees, hyperopia astigmatism 100 degrees, axial 75, corrected visual acuity left eye, hyperopia 150 degrees, hyperopia astigmatism 125 degrees, axial 100, corrected amblyopia** after refraction results:
Right eye, 100 degrees of farsightedness, corrected visual acuity.
Left eye, 100 degrees of farsightedness, 125 degrees of myopia astigmatism, corrected vision.
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First, it is no longer amblyopia, and it was not necessarily amblyopia four months ago. Training is not recommended because it is not amblyopia. To prevent overtraining and the eyes will develop in the direction of myopia, as long as the vision is greater than 0.9 with glasses, check the vision regularly, and never train if the vision is stable.
Second, astigmatism has no nature, but the way of expression is different, astigmatism has two expressions, and the way expressed with a positive sign is different from the way it is expressed with a negative sign. For example, your child's right eye OD+ can also be expressed OD+, according to the comparison of this number, your child's dilated refraction and amblyopia ** before the astigmatism axis is inconsistent, there is a big error, or you copied the mistake, your child's eyes should be represented by a positive sign, generally known as farsighted astigmatism.
Second, if you do not develop in the direction of myopia in the future, the power and vision will remain the status quo, and the naked eye vision is not bad, some people can also not wear glasses.
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At the moment it should be farsighted astigmatism:
r: +75
L: In the question, "Corrected visual acuity: right; The left is not in line with "os+." If the corrected visual acuity is achieved, there is no amblyopia, and if it is not reached, it may be amblyopia.
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Amblyopia has improved, and you need to hold on to this for a while until your child's binocular vision is normal.
In today's eyes, the right eye is hyperopia and the left eye is mixed, which means that the vision of the child's left eye needs to be improved.
You should continue to insist on amblyopia training, check your vision regularly, and be sure to remove your glasses.
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Amblyopia** is effective. Please continue**, it is farsightedness and astigmatism now, and if you continue to have amblyopia**, you may be able to remove your glasses in the future.
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Based on the data of this small list, children should not have amblyopia!
Your child's normal vision is shown in the table below
Special attention is required: it was made "amblyopia" by the doctor. The big list is a drug, two antibiotics, and the second is also an anti-inflammatory, three anti-inflammatories! Is the child's eye so bad?
However, it is important to note that children should never be allowed to play with their mobile phones.
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There is no amblyopia, the refraction is very normal, that is, both eyes have a small astigmatism of about 50 degrees, which is also normal physiological astigmatism, both eyes are emmetropic eyes, no myopia is not farsighted. The first medicine is a symptomatic drug for inflammation, you can follow the doctor's instructions, as for the refraction, there is no problem, just pay attention to rest the eyes, otherwise this state of orthopedia may change to a state of myopia.
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L stands for left, which means left eye, and r stands for right, which means right eye, which can be seen on that small list.
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