Choosing the Right Glasses for Astigmatism and Strabismus
How to wear glasses for astigmatism and strabismus? Dear Doctor: Both eyes have a steep astigmatism of 225 degrees, and the right eye has an eight-degree strabismus, with only one eye having a myopia of 75 degrees. Should I wear myopia control lenses, or do I need prism lenses, o...
Dr. Gao Pilin Reply:
Hello, Ke'er: The decision on how to prescribe glasses requires a clinical examination. It is best to correct both myopia and astigmatism. As for strabismus, an assessment is needed to determine if prisms are necessary. It is advisable to visit a hospital with a strabismus a...[Read More] Choosing the Right Glasses for Astigmatism and Strabismus
Understanding Diplopia: Causes and Solutions for Vision Problems
Diplopia issues I have noticed that when I focus on nearby objects, distant objects appear as double images, and conversely, when I focus on distant objects, nearby objects also appear as double images. I have approximately 150 degrees of astigmatism. What could be the cause of t...
Dr. Gao Pilin Reply:
Hello, classmate: This is a normal physiological phenomenon of light, and everyone experiences it similarly. It is not related to astigmatism. Answers found online should only be used as a reference; if necessary, it is important to seek medical attention at a healthcare facility...[Read More] Understanding Diplopia: Causes and Solutions for Vision Problems
Understanding Vision Problems: Myopia and Astigmatism Explained
Vision problems Hello doctor, my left eye has myopia of about -700 degrees, and my right eye has high astigmatism of -600 degrees. I usually wear contact lenses for convenience, but they are just regular myopia lenses for -700 degrees, not toric lenses for astigmatism. When I wea...
Dr. Gao Pilin Reply:
Hello, This phenomenon corresponds to your prescription. Myopia and astigmatism are like this. As for your right eye, if vision remains poor even after wearing glasses with the appropriate prescription, it may be due to amblyopia. If the right eye has not been able to see clear...[Read More] Understanding Vision Problems: Myopia and Astigmatism Explained
Understanding Astigmatism: Does Excessive Screen Time Affect Your Vision?
Astigmatism issues? Regarding your follow-up question from yesterday about experiencing blurred vision after prolonged use of electronic devices, you mentioned that the doctor at the clinic noted that your astigmatism has increased significantly compared to four months ago. You a...
Dr. Gao Pilin Reply:
Hello: The posture and angle of reading can also affect astigmatism. If you look at a book or a mobile device with your eyes down but without lowering your head, it can cause pressure on the cornea, leading to astigmatism. Squinting to see things can also increase astigmatism. Ho...[Read More] Understanding Astigmatism: Does Excessive Screen Time Affect Your Vision?
Understanding Eye Vision Issues: The Impact of Screen Time on Astigmatism
Vision problems? Hello Doctor, I would like to ask you about something. When I wake up in the morning and put on my glasses, my vision is normal. However, after using my phone for an extended period, my vision starts to become gradually blurry. When my vision is blurry, I went to...
Dr. Gao Pilin Reply:
Hello: Prolonged use of electronic devices can lead to eye strain, which may result in an increase in prescription strength. This is a normal occurrence, so if your vision becomes blurry, it serves as a warning sign that you may have been using these devices for too long and shou...[Read More] Understanding Eye Vision Issues: The Impact of Screen Time on Astigmatism
Understanding Black Shadows in Vision: Causes and Solutions
Eye floaters Hello doctor, my symptoms are as follows: when my head is positioned straight and I look to the left (all the way to the left), then turn my head to the right, I see a shadow in my vision during the turn. At other times, there are no shadows. What could this symptom ...
Dr. Gao Pilin Reply:
Hello Ah Hong: It is possible that this is a phenomenon related to floaters, which can be seen from that specific angle but not from others. It should not be related to myopia or astigmatism. Information found online should only be used as a reference; if necessary, it is importa...[Read More] Understanding Black Shadows in Vision: Causes and Solutions
Understanding Eye Degeneration: Symptoms and Solutions for Myopia
Ocular degeneration I have been experiencing floaters in my eyes for some time, and I have high myopia with mild astigmatism, approximately 600-700 degrees. My eyes are often dry, so I cannot wear contact lenses for long periods; I only wear them when necessary, and most of the t...
Dr. He Jianxian Reply:
Based on your description, you are likely experiencing some early signs of presbyopia, which is related to your prolonged use of computers and electronic devices. Regarding your vision significantly deteriorating in low-light conditions, this is likely due to pupil dilation in di...[Read More] Understanding Eye Degeneration: Symptoms and Solutions for Myopia
Understanding Astigmatism: Fluctuating Degrees and Visual Distortions
The issue of astigmatism? Hello Doctor, I would like to ask: 1. What could be the reason for my astigmatism measurements varying between morning and evening? 2. When I look at a flat LCD display, my astigmatism appears as a complete sphere, but when I look up (at a certain angle)...
Dr. Gao Pilin Reply:
Hello RAY: 1. Generally, astigmatism does not vary significantly between morning and evening. Please check for yourself how your eyes feel throughout the day; sometimes, if you squint for too long, it can also lead to astigmatism. 2. This could also be caused by astigmatism, as d...[Read More] Understanding Astigmatism: Fluctuating Degrees and Visual Distortions
Understanding Eye Strain and Flashing Lights: Causes and Solutions
My eyes feel strange? Hello doctor, I have approximately 200 degrees of astigmatism in both eyes. Recently, I've been experiencing occasional flashes of light when I open my eyes, which I wonder if it might be due to sensitivity. Additionally, I've noticed that when loo...
Dr. Gao Pilin Reply:
Hello Mary: Eye fatigue or refractive issues can cause such symptoms. I recommend that you visit an ophthalmologist for an eye examination. Strabismus can also lead to difficulty focusing, so it is important to get checked. Online answers can only serve as a reference; if necessa...[Read More] Understanding Eye Strain and Flashing Lights: Causes and Solutions
Managing Excessive Axial Length in Children's Eyes: Concerns and Solutions
Excessive axial length in children? Thank you, doctor, for your prompt response to my questions! Yesterday, I inquired about my child's axial length of 25mm. This year, my son turns 8 years old and has 200 degrees of astigmatism in both eyes. In July last year, his right eye...
Dr. Gao Pilin Reply:
Hello Kelvin: 1. It is still within the normal range; a flat cornea indicates a lower refractive value, not a thin cornea. 2. The current proactive management methods include the use of long-acting atropine eye drops or wearing orthokeratology lenses. However, there are individua...[Read More] Managing Excessive Axial Length in Children's Eyes: Concerns and Solutions
Managing Myopia Progression in Children: Concerns About Axial Length Growth
Excessive axial length? Hello Doctor, my son turned 8 this year. He has 200 degrees of astigmatism in both eyes. In July of last year, his right eye had +75 degrees of hyperopia and his left eye had -25 degrees of myopia. The axial lengths were 24.21 mm for the right eye and 24.4...
Dr. Gao Pilin Reply:
Hello Kelvin: 1. An increase in axial length can lead to a progression of myopia, but a flattening of the cornea can counteract myopia. Currently, the axial length seems to be longer than average, but it may be compensated by the corneal changes, so the refractive error is not ...[Read More] Managing Myopia Progression in Children: Concerns About Axial Length Growth
Understanding Flashing Lights in Vision: Causes and Concerns
Flashes of light in the eyes? Hello, doctor. My vision in both eyes is approximately 500 to 600 degrees, and I have astigmatism as well as slightly elevated intraocular pressure (19 to 20). I started regular follow-ups a month ago, and currently, there are no issues with my optic...
Dr. Gao Pilin Reply:
Hello: If you experience flashes of light, it is still recommended that you visit an ophthalmologist for a dilated eye examination. A general clinic can perform the examination; it is not necessary to go to a large hospital. Online answers can only serve as a reference; if necess...[Read More] Understanding Flashing Lights in Vision: Causes and Concerns
Understanding Vitreous Degeneration: Symptoms and Concerns Explained
Vitreous degeneration 1. I see dark shadows in the corners of my eyes, but they disappear when I don't look. I'm not sure if this is related to floaters. What could this condition indicate? 2. When I strain my eyes or slightly close them, the floaters seem to increase...
Dr. Gao Pilin Reply:
Hello Mr. Chiu: This should be various phenomena associated with floaters. It's good that the retinal examination showed no issues, as floaters are located in the vitreous body. Seeing halos around lights at night is most commonly due to astigmatism or some degree of refract...[Read More] Understanding Vitreous Degeneration: Symptoms and Concerns Explained
Understanding Sudden Grayish Ovals in Vision: Possible Causes and Concerns
A sudden appearance of a flat oval-shaped "mosaic/ground glass" grayish-white shadow in the right eye? Hello Doctor: My left eye is hyperopic at +2.25 diopters, and my right eye is myopic at -6.25 diopters. Due to severe astigmatism in my left eye, I have some amblyopia...
Dr. Gao Pilin Reply:
Hello Mr. N: If you notice movement that follows your eye movements but is slightly out of sync and appears shaky, it is likely due to opacities in the vitreous body. These opacities can sometimes be undetectable during examinations and are only perceptible to the individual. Vit...[Read More] Understanding Sudden Grayish Ovals in Vision: Possible Causes and Concerns
Understanding Astigmatism: Causes, Effects, and Treatment Options
Astigmatism issues? Hello Dr. Gao, I would like to ask the following questions: 1. Can excessive blinking cause corneal deformation or astigmatism? 2. Besides corneal deformation, what other factors can cause astigmatism? 3. Does "rubbing the eyes" refer to the act of...
Dr. Gao Pilin Reply:
Hello: 1. Astigmatism is caused by the deformation of the cornea, rather than being a normal spherical shape. Any external force that causes deformation of the cornea, or diseases affecting the cornea itself, can lead to astigmatism. 2. Additionally, cataracts in the lens can als...[Read More] Understanding Astigmatism: Causes, Effects, and Treatment Options
Understanding Eye Abnormalities: When to See an Eye Specialist
Visual abnormalities Hello, doctor. Today, when I went to get my glasses fitted, the staff assisting with the refraction indicated that there is an abnormal condition in my right eye. I have a history of myopia in both eyes, and I have also developed astigmatism. Over the past fe...
Dr. Gao Pilin Reply:
Hello, Zhi: Your right eye has difficulty seeing things up close, while distant objects appear clearer than with your left eye. This may indicate hyperopia, even though you previously wore glasses for myopia. However, the current prescription is quite low. I recommend undergoing ...[Read More] Understanding Eye Abnormalities: When to See an Eye Specialist
Understanding Eye Appointment Terminology: What Does KR Mean?
Terminology issues on ophthalmology appointment forms? Could you please clarify what "KR" means on my ophthalmology follow-up appointment slip? Additionally, during my visit, the clinic mentioned that my astigmatism has increased by 150 to 200 degrees. What circumstance...
Dr. Gao Pilin Reply:
Hello: Astigmatism is a deformation of the cornea, and any condition that causes corneal distortion can lead to astigmatism. KR may refer to a follow-up visit for a refraction test to measure the curvature of the cornea. Information found online should only be used as a reference...[Read More] Understanding Eye Appointment Terminology: What Does KR Mean?
Understanding Double Vision: Is It Astigmatism or Retinal Issues?
Double vision issue? I recently noticed that I have double vision, but it goes away when I squint my eyes. Is this astigmatism or a retinal issue? Note: I don't experience double vision in the morning, but it starts after using my eyes.
Dr. Cai Wenyuan Reply:
Monitor the symptoms, and if they persist, seek medical evaluation.[Read More] Understanding Double Vision: Is It Astigmatism or Retinal Issues?
Understanding Eye Health: Common Concerns and Symptoms Explained
Vision problems Hello, Doctor. I have three questions I would like to ask you. 1. During a dilated eye exam last June, I noticed a small area in the lower left and directly below my right eye that appeared darker (deep red). However, several months of subsequent dilations and v...
Dr. Gao Pilin Reply:
Hello Wei: 1. Based on the physician's and your descriptions, there should be no issues. Regular follow-ups are sufficient. 2. First, correct both eyes to achieve emmetropia, then check for any color disparity. If there is none, it is likely due to refractive error. Other...[Read More] Understanding Eye Health: Common Concerns and Symptoms Explained
Understanding Double Vision: Causes and Connections to Blood Disorders
Blurred vision issues? Following up on <a href="https://adoctor.tw/article/170210">#170210</a>, I would like to add that I see double images, and occasionally three images (with actual objects having afterimages both above and below, usually occurring at nig...
Dr. Gao Pilin Reply:
Hello, Ah Zhan: For individuals with poor vision, squinting can make things clearer, which makes it difficult to determine the underlying cause. It could be astigmatism, so an eye examination is recommended. Regarding double vision, we need to differentiate whether it is monocula...[Read More] Understanding Double Vision: Causes and Connections to Blood Disorders