Managing Cataracts in High Myopia: Solutions for Better Vision
High myopia with unilateral cataract? Hello Doctor: I have high myopia, with a prescription of -2200 degrees in my right eye and -1000 degrees in my left eye. I also have presbyopia and dry eye syndrome. An examination revealed cataracts in my right eye. I am concerned about the ...
Dr. Gao Pilin Reply:
Hello Jo: 1. Long-focus intraocular lenses can meet over 90% of the visual needs for intermediate to long distances without relying on reading glasses, such as when using a desktop computer, watching television, cooking, cleaning, driving day and night, and for outdoor activiti...[Read More] Managing Cataracts in High Myopia: Solutions for Better Vision
Understanding Blue Light Filtering Glasses: Reflection vs. Absorption
Eyeglass issues? Hello, Doctor Gao. I would like to ask some questions about glasses. Recently, I got a new pair of glasses with full vision and blue light filtering features, hoping to reduce potential harm to my eyes from daily use. However, I just discovered an issue: it seems...
Dr. Gao Pilin Reply:
Hello, Student Chen: There may be some blue light reflected from the back, but the overall effectiveness should be better than lenses without blue light filtering; otherwise, such lenses wouldn't exist. Since this product is available and has passed quality inspections, you ...[Read More] Understanding Blue Light Filtering Glasses: Reflection vs. Absorption
Understanding and Managing Increased Floaters in Your Vision
Questions related to floaters? Hello, Doctor. I previously asked you some questions, and I went to the hospital a few days ago for an eye examination, including OCT, visual field testing, and dilation. The doctor indicated that the results were normal, but I have elevated intraoc...
Dr. Gao Pilin Reply:
Hello, Student Chen: 1. Fully liquefied substances are easier to float. 2. Currently, there is no method available. 3. A deeper background will reduce the chances of visibility. 4. Over time, it becomes a case of out of sight, out of mind, and there is no specific training method...[Read More] Understanding and Managing Increased Floaters in Your Vision
Understanding Eye Halos: Normal Phenomenon or Glaucoma Warning?
Ocular halo I previously had high intraocular pressure and underwent a visual field test, which the doctor said was normal. Recently, I noticed that when I looked at a white light bulb, there was a ring of red and blue light around the outer edge of the bulb. Is this a normal phe...
Dr. Gao Pilin Reply:
Hello Alex: Seeing halos may be caused by corneal edema or eye discharge. Halos caused by glaucoma are due to elevated intraocular pressure leading to corneal edema, so it is advisable to check for signs of elevated intraocular pressure.[Read More] Understanding Eye Halos: Normal Phenomenon or Glaucoma Warning?
Understanding Eye Floaters and Blinking Issues: What You Need to Know
Subsequent Issues with Floaters and Blinking Problems Hello, Doctor. I apologize for bothering you, but I have a few questions that have been troubling me for a long time, and I am really anxious. I developed floaters around November last year, and it has been very distressing. I...
Dr. Gao Pilin Reply:
Hello, anxious college student: 1. It's a common phenomenon among adolescents, but I'm not sure either. 2. The Amsler grid test assesses the macula but cannot determine retinal thinning. 3. Floaters are not related to bright lights. 4. If you see bright lights when blin...[Read More] Understanding Eye Floaters and Blinking Issues: What You Need to Know
Understanding the Progression of Floaters in Myopia: Key Insights
Progression of Floaters Dear Dr. Gao, Thank you very much for your previous response. I have a few more questions to ask you: 1. If I am already wearing blue light blocking glasses, do I still need to use a screen protector for my laptop? 2. I have severe myopia, with both eyes...
Dr. Gao Pilin Reply:
Hello Sabina: 1. It should no longer be needed. 2. 3. Floaters can appear in various shapes and drift at different speeds; in your case, it is a normal phenomenon as long as there are no issues with the retina. 4. If it is a residual image of text, it is likely an afterimage, whi...[Read More] Understanding the Progression of Floaters in Myopia: Key Insights
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 Macular Degeneration: Causes, Risks, and Treatment Options
Macular degeneration Hello, Doctor. I have a few questions to ask: 1. What are the main causes of macular degeneration? I am an engineer, so I may spend around 12 to 13 hours a day using electronic devices. Does this increase the risk of developing macular degeneration? I am nea...
Dr. Gao Pilin Reply:
Hello Mr. Huang: 1. Regarding macular degeneration, please refer to: https://bit.ly/3wPVAzR. High myopia may increase the risk of early macular degeneration. The use of digital devices (3C) is primarily an indirect factor, such as worsening myopia. There is no conclusive evidenc...[Read More] Understanding Macular Degeneration: Causes, Risks, and Treatment Options
Does Pupil Dilation Increase Risk of Macular Degeneration from Blue Light?
Pupil-dilating agent issues? Hello, doctor. I would like to ask if dilating drops, by enlarging the pupil, increase the amount of blue light entering the eye and consequently raise the risk of macular degeneration. I have been using a 0.05% long-acting dilating agent since elemen...
Dr. Gao Pilin Reply:
Hello, A-Jun: The blue light from mobile phones is not likely to cause macular degeneration, so there is no need to worry. However, remember to wear sunglasses when going outside, as excessive sunlight can more easily lead to macular degeneration. Online answers should only be us...[Read More] Does Pupil Dilation Increase Risk of Macular Degeneration from Blue Light?
Understanding Sudden Astigmatism Increase and Floaters: When to Seek Further Care
Short-term worsening of astigmatism accompanied by symptoms of floaters? Hello, doctor. In the past, my astigmatism was around 100 degrees, and it didn't affect my daily life. However, over the past year, I've noticed symptoms of astigmatism, such as experiencing glare ...
Dr. He Jianxian Reply:
Astigmatism generally does not change significantly unless there has been eye surgery or frequent rubbing of the eyes. If astigmatism continues to increase, it is indeed necessary to investigate the underlying causes. This is for your reference. Dr. Ho Chien-Hsien, Department of ...[Read More] Understanding Sudden Astigmatism Increase and Floaters: When to Seek Further Care
Understanding Floaters and Visual Disturbances: A Guide for Patients
Floaters, wavy lines, and shadows in the left eye..? Hello Doctor, my vision has always been 1.5 until now. At the age of 41, I developed floaters in my right eye, and after a medical examination, it was confirmed that there was a slight tear. The doctor also checked my left eye ...
Dr. He Jianxian Reply:
1. After retinal detachment, it is impossible to regain vision without treatment. 2. There is no correlation between retinal laser treatment and an increase in floaters. 3. I cannot explain the occurrence of wavy lines and shadows based on your description, but it should not be r...[Read More] Understanding Floaters and Visual Disturbances: A Guide for Patients
Understanding Macular Pucker: Causes, Symptoms, and Management Options
Macular folds In the past week or two, I suddenly found it very difficult to read small text (my eyes cannot focus, making it seem like there are two letters). After a little self-testing, it seems that my left eye sees a slight wrinkling when looking at a grid. I went to the hos...
Dr. He Jianxian Reply:
Dear Mr. Anonymous: The difficulty you are experiencing with reading small text is likely not directly related to your macular fold. It seems more probable that you are experiencing early onset presbyopia due to prolonged computer use. If you are nearsighted, I recommend reduci...[Read More] Understanding Macular Pucker: Causes, Symptoms, and Management Options
Understanding and Managing Floaters: Expert Insights on Eye Health
Symptoms of floaters? Dear Dr. Gao, Thank you for your detailed response last time. I would like to ask a few more questions: 1. The branch-like floaters in my left eye seem to have darkened and thickened, with some wispy ends, and they are close to becoming web-like floaters. ...
Dr. Gao Pilin Reply:
Hello Sabina: 1. Currently, there are no methods available. 2. If you want to reduce blue light exposure, you should wear blue light blocking glasses; polarized lenses do not block blue light. 3. Vision will not improve as it is already stabilized. However, you can take care of t...[Read More] Understanding and Managing Floaters: Expert Insights on Eye Health
Understanding Light Distortion and Double Vision with Glasses
Eyeglass issues? 1. The symptoms you are experiencing, such as seeing blue and yellow halos around lights, particularly when wearing glasses, could be indicative of several eye conditions. These may include astigmatism, which can cause light distortion, or issues related to the l...
Dr. Gao Pilin Reply:
Hello: The blue and yellow halos at the edges are due to the prism effect of the lenses, causing dispersion. This phenomenon is more pronounced in thicker lenses. The greater the angle at which you view the eyeglass lenses, the more severe the diplopia, which is also due to this ...[Read More] Understanding Light Distortion and Double Vision with Glasses
Understanding Myopia: When to Update Your Glasses and Seek Further Eye Care
Issues with prescription glasses? Hello, Doctor. I have high myopia, and in June of this year, I got a pair of glasses with a prescription of approximately -10.50 diopters, with -3.00 astigmatism, aspheric lenses, and blue light filtering (round rectangular, large lens glasses). ...
Dr. Gao Pilin Reply:
Hello QZ: It is possible that after sufficient rest, your prescription may decrease. If this is the case, I recommend undergoing a dilated eye exam for a more accurate refraction before getting new glasses. This can typically be done at a general clinic, and it is not necessary t...[Read More] Understanding Myopia: When to Update Your Glasses and Seek Further Eye Care
Understanding Visual Disturbances: Black Spots and Flashing Lights
Visual noise? In the past few days, upon waking up in the morning and opening my eyes to look at things, I have been seeing a dense array of black dots occupying my entire field of vision, and it is quite intense. When I move my eyes to look at objects, such as a hand moving, I n...
Dr. Cai Wenyuan Reply:
Rest your eyes and observe the situation. If the symptoms persist, seek medical evaluation.[Read More] Understanding Visual Disturbances: Black Spots and Flashing Lights
How to Choose the Right Sunglasses for Eye Protection?
Questions about choosing sunglasses? Hello, doctor. I have a few questions I would like to ask you. How should I choose sunglasses? It has been getting hotter lately, and the ultraviolet (UV) rays are increasing, so I want to buy a pair of sunglasses to wear. However, there are s...
Dr. Gao Pilin Reply:
Hello, Li Lai: When choosing sunglasses, you don't need to consider night vision glasses. Yellow lenses can reduce glare, making them suitable for nighttime driving and increasing the brightness of the visible area. Sunglasses can be polarized or photochromic. However, polar...[Read More] How to Choose the Right Sunglasses for Eye Protection?
Understanding Eye Symptoms: When to Seek Help for Vision Issues
Eye problems Hello, Doctor. 1. Last night, while looking at my phone in a dark place, I saw what looked like fine raindrops falling. I have experienced this before (occasionally a single drop), but this time it was more continuous (though not as heavy as a downpour). After rest...
Dr. Gao Pilin Reply:
Hello: 1. If it disappears, it is likely a type of photopsia, which should not be a concern. 2. Seeing rainbow halos indicates corneal edema, which may occur due to prolonged wear time; it is advisable to shorten the wearing duration to prevent corneal hypoxia. 3. (1) It could be...[Read More] Understanding Eye Symptoms: When to Seek Help for Vision Issues
Essential Eye Care Questions: Understanding Symptoms and Treatments
Eye health issues Hello, Doctor. I have several questions that have been bothering me: 1. After undergoing dilation and having my eyes examined, I feel a slight swelling and a foreign body sensation (somewhat fatigued) in my eyes for two to three days. Is this a normal phenomeno...
Dr. Gao Pilin Reply:
Hello, Xin You: 1. After undergoing dilation and an eye examination, is it normal to feel slight swelling and a foreign body sensation in the eyes for a couple of days? This is not typical. If it persists, you should measure your intraocular pressure and check for other issues. ...[Read More] Essential Eye Care Questions: Understanding Symptoms and Treatments
Understanding Common Eye Issues: When to Seek Medical Attention
Eye problems Hello, Doctor. I am highly myopic and would like to ask a few questions. 1. A few days ago, my vision became blurry, and when I closed my left eye, I found that my right eye was completely blurry as well. It returned to normal after several seconds. Should I seek m...
Dr. Gao Pilin Reply:
Hello, 20-year-old student: 1. A few days ago, I experienced blurred vision, and when I closed my left eye, I found that my right eye was completely blurry. It recovered after several seconds. Should I seek medical attention? It could be caused by fatigue leading to slower eye a...[Read More] Understanding Common Eye Issues: When to Seek Medical Attention