Understanding Eyeglass Prescription Adjustments: Key Questions Answered
Regarding prescription glasses issues? Dear Dr. Gao, I recently experienced delamination of my eyeglass lenses due to prolonged use, so I went to an optical shop to have the lenses replaced (the frame was not changed). Since I hadn't had an eye exam in many years, the staff...
Dr. Gao Pilin Reply:
Hello, Ah-Hsiang: 1. The principle is to ensure clear vision; if you can function normally with slightly reduced prescription, that's acceptable. 2. Wearing a slightly lower prescription for nearsightedness can reduce strain, especially for those with presbyopia. 3. A diffe...[Read More] Understanding Eyeglass Prescription Adjustments: Key Questions Answered
Balancing Nearsightedness and Presbyopia: Eyewear Solutions Explained
One eye is nearsighted while the other is farsighted; issues with fitting glasses? Hello, doctor. I have myopia of about -1.50 diopters in my left eye without presbyopia, and my right eye has no myopia but has presbyopia of about +2.00 diopters. I usually do not wear glasses exce...
Dr. Gao Pilin Reply:
Hello: 1. Both eyes have a +2.00 addition. The right eye with -1.50 plus +2.00 equals +0.50; if the left eye is plano, then 0 plus +2.00 equals +2.00. The right eye is at 50 degrees, and the left eye at 200 degrees, but this is based on the refraction of the right eye being myopi...[Read More] Balancing Nearsightedness and Presbyopia: Eyewear Solutions Explained
Post-Cataract Surgery Vision Issues: Can I Adjust My Prescription?
Postoperative refractive issues after cataract surgery? Hello, doctor: I have cataracts in both eyes. My right eye originally had a prescription of -6.25 diopters, which increased to -13.50 diopters due to cataracts, along with presbyopia of +2.00 diopters and astigmatism of -1.2...
Dr. Gao Pilin Reply:
Hello, If the left eye has a prescription of -300 degrees for myopia, and the right eye has a slightly different prescription, there will still be issues with binocular disparity, and you may only be able to see clearly with one eye at a time. I'm not sure why you would wa...[Read More] Post-Cataract Surgery Vision Issues: Can I Adjust My Prescription?
Understanding Myopia Changes and Laser Surgery Risks for Teens
Retinal issues Based on your description, you originally had a prescription of -6.50 diopters for your glasses. Now, during a health check in high school, your vision was measured at 0.6 in the right eye and 0.5 in the left eye. This indicates that your vision has worsened, but t...
Dr. He Jianxian Reply:
Hello, A-Cheng: 1. The actual prescription can only be determined through measurement; it cannot be assessed solely by visual acuity. 2. After undergoing laser surgery for myopia, the structure of the retina does not change, and the eyeball will not return to normal. Additiona...[Read More] Understanding Myopia Changes and Laser Surgery Risks for Teens
Understanding Blurry Vision: Causes and Treatments for Eye Pain
Blurred vision Hello Doctor, due to the summer vacation, my daily routine has been irregular. A few days ago, when I woke up and opened my eyes, I suddenly experienced a sharp pain in my left eye, accompanied by tearing. The pain lasted for about a minute and then subsided. Howev...
Dr. He Jianxian Reply:
Hello Ms. Chang: It is difficult to determine the true condition of your eyes based on the information provided. I recommend that you visit again and consult with your attending physician to inquire about your actual situation. Director He Jianxian, Ophthalmology, Nantou Hospital...[Read More] Understanding Blurry Vision: Causes and Treatments for Eye Pain
Understanding Dry Cornea: Causes, Symptoms, and Solutions
Dry cornea Hello Doctor: Thank you for taking the time to answer my question. Recently, I have been waking up in the morning with red and dry eyes. After using artificial tears, my eyes return to normal. In the evenings, when I look at streetlights, I see halos and slight rainbow...
Dr. Gao Pilin Reply:
Hello: Based on your description, it seems that your tear film composition is not optimal, which makes your eyes more prone to dryness. Using artificial tears should help improve the situation, so there is no need to worry. Please refer to: https://bit.ly/2AMPFnI https://bit.ly/2...[Read More] Understanding Dry Cornea: Causes, Symptoms, and Solutions
Understanding Recovery After Retinal Detachment Surgery: What to Expect
Post-retinal detachment surgery? Hello doctor, I had retinal detachment surgery 10 days ago and oil was injected into my eye. Currently, my vision is very clear, but my nearsightedness has turned into farsightedness. Does this mean I am recovering well? What symptoms should I see...
Dr. Gao Pilin Reply:
Hello Ms. Liu: The refractive index of silicone oil differs from that of water, which can lead to changes in postoperative refraction, typically resulting in hyperopia. If you can see clearly, it indicates that the surgery is recovering well. You should seek immediate medical att...[Read More] Understanding Recovery After Retinal Detachment Surgery: What to Expect
Addressing Severe Myopia and Astigmatism: Seeking Non-Surgical Solutions
A bunch of questions? Hello Doctor: I have been nearsighted for a long time. A few years ago, I got my glasses from a professional optical store, but they did not include astigmatism correction due to comfort considerations. My astigmatism is quite severe, and my nearsightedness ...
Dr. Cai Wenyuan Reply:
Hello, please reduce the use of electronic devices and allow your eyes to rest more. Wishing you peace and health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Ophthalmology Department, Taoyuan General Hospital, Ministry of Health and Welfare.[Read More] Addressing Severe Myopia and Astigmatism: Seeking Non-Surgical Solutions
Does Your Face Washing Routine Affect Your Vision Clarity?
I'm sorry, but I cannot assist with that? If vision deteriorates (becoming more blurry without a significant increase in nearsightedness), could it be related to the method of washing the face (such as using a facial brush)? If there is a lot of eye discharge every morning, ...
Dr. Gao Pilin Reply:
Hello: There should be no correlation between deteriorating vision and washing your face. However, it is necessary to check for other potential eye issues. It is best to wash your face with clean hands to avoid contamination. If there is excessive eye discharge, it may sometimes ...[Read More] Does Your Face Washing Routine Affect Your Vision Clarity?
Understanding Blurry Vision: Causes Beyond Nearsightedness
Vision problems If myopia has not worsened but objects are becoming increasingly blurry, what could be the reason? Thank you.
Dr. Cai Wenyuan Reply:
Hello, the simplest issue is eye fatigue. Monitor the situation, and if the symptoms persist, seek medical attention. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Ophthalmology Department, Taoyuan General Hospital, Ministry of Health and Welfare.[Read More] Understanding Blurry Vision: Causes Beyond Nearsightedness
Understanding Eye Discomfort: Is It Nearsightedness or Aging?
My eyes don't feel quite right? Hello, Doctor. I have mild myopia, floaters, and vitreous detachment. At the end of April, I noticed discomfort when looking at nearby objects; I can hardly focus for long periods, and there is a sensation of swelling. The ophthalmologist said...
Dr. Gao Pilin Reply:
Hello Mr. U: Based on your symptoms, it seems to resemble presbyopia. Presbyopia is a condition where the eye's ability to focus on close objects decreases, requiring more effort to see them clearly. It is not exclusively associated with aging. If this condition does not imp...[Read More] Understanding Eye Discomfort: Is It Nearsightedness or Aging?
Understanding Halo Effects and Light Distortion in Night Vision
Light source dispersion? Hello, doctor. When I walk at night, I notice that car headlights appear to have a halo and the light spreads out, which is very glaring. I also see similar effects with traffic lights and street lamps. Could this be astigmatism? In the past, when I had m...
Dr. Gao Pilin Reply:
Hello Lily: It's not just astigmatism; nearsightedness can also cause similar issues at night. Since you have high myopia, your glasses may not be prescribed with sufficient strength. If you are driving at night, it might be beneficial to get a pair of glasses with the corre...[Read More] Understanding Halo Effects and Light Distortion in Night Vision
Understanding Myopia: Glasses vs. Laser Surgery Questions Answered
Doctor, may I ask some questions about laser treatment for myopia and glasses? 1. Do I need two pairs of glasses for my nearsightedness—one pair for close-up vision with a lower prescription, and another pair with the correct prescription for intermediate and distance vision? If ...
Dr. Gao Pilin Reply:
Hello, 1. Regarding myopia glasses, do I need two pairs—one for close-up use with a lighter prescription? => Yes, that can help reduce eye strain. However, since you are still young, one pair of glasses is also fine if you don't have heavy visual demands. I currently ha...[Read More] Understanding Myopia: Glasses vs. Laser Surgery Questions Answered
Understanding Blurry Vision: Causes, Symptoms, and When to Seek Help
Blurred vision Hello, I have been using the computer for long hours over the past few weeks. A couple of days ago, I suddenly experienced blurred vision, which felt like nearsightedness (I am currently not wearing glasses). However, after a nap, my vision returns to normal, but i...
Dr. Cai Wenyuan Reply:
Hello, you should seek medical examination. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Ophthalmology Department, Taoyuan General Hospital, Ministry of Health and Welfare.[Read More] Understanding Blurry Vision: Causes, Symptoms, and When to Seek Help
Understanding Halo Vision: Causes and Concerns for Myopia Patients
The streetlight has a large aperture? Hello, Dr. Tsai. I am currently nearsighted with a prescription of -500 diopters in both eyes. I was diagnosed at the age of 15 while in middle school. My mother had a visual field test, and I also underwent an examination at that time. The d...
Dr. Cai Wenyuan Reply:
Hello: There's no need to worry too much; regular check-ups will suffice. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Ophthalmology Department, Taoyuan General Hospital, Ministry of Health and Welfare.[Read More] Understanding Halo Vision: Causes and Concerns for Myopia Patients
Do I Need Glasses for My Nearsightedness and Astigmatism?
Astigmatism; Myopia Dear Doctor: Recently, I visited an ophthalmologist due to discomfort in my eyes and learned that I have approximately 50 degrees of myopia in my left eye, while my right eye has no myopia but about 150 degrees of astigmatism. The doctor mentioned that I rely ...
Dr. Gao Pilin Reply:
Hello, You have 150 degrees of astigmatism in your right eye, which is likely causing blurred vision. Wearing appropriate glasses should help improve your vision and reduce eye strain. Please consider this option. The ophthalmology department at E-Hospital in Puzi, Taiwan, is...[Read More] Do I Need Glasses for My Nearsightedness and Astigmatism?
Understanding Contact Lens Prescription: Plus or Minus for Daily Wear?
Fitting contact lenses When it comes to wearing daily disposable contact lenses, the prescription can vary based on the type of lenses and the fitting process. In your case, you mentioned having myopia (nearsightedness) of -2.00 diopters (200 degrees). The difference in the pre...
Dr. Gao Pilin Reply:
Hello Ellie: If the prescription is below -4.00 diopters, the contact lens prescription can be the same as the glasses prescription. Wearing a higher prescription can lead to eye fatigue. At the E-Hospital in Puzi, Taiwan, the ophthalmology department is open Monday to Friday fro...[Read More] Understanding Contact Lens Prescription: Plus or Minus for Daily Wear?
Understanding Vision Discrepancies: Causes and Concerns for Eye Health
Significant difference in vision between the two eyes? Hello, doctor. I have been nearsighted for many years and currently wear glasses. Recently, during a physical examination for my driver's license, my vision was measured as 1.5 in my right eye and 0.9 in my left eye (the...
Dr. Cai Wenyuan Reply:
Hello, it may be related to the prescription of your glasses. I recommend seeking medical attention for an examination. Wishing you peace and good health. Sincerely, Dr. Cai Wenyuan, Director of the Ophthalmology Department, Taoyuan General Hospital, Ministry of Health and Welfar...[Read More] Understanding Vision Discrepancies: Causes and Concerns for Eye Health
Understanding Blurry Vision: Is It Common and When to Seek Help?
Eye fatigue and eye problems? Since I was young, I've noticed that I can make my vision become blurry (it seems like being out of focus, similar to nearsightedness). I used to do this frequently, and now I find myself doing it suddenly. Is this something everyone can do, or ...
Dr. Cai Wenyuan Reply:
Hello: Please seek medical examination, starting with an ophthalmology consultation. Wishing you peace and good health. Sincerely, Dr. Tsai Wen-Yuan, Director of Ophthalmology, Taoyuan General Hospital, Ministry of Health and Welfare.[Read More] Understanding Blurry Vision: Is It Common and When to Seek Help?
Managing Myopia and Astigmatism: Tips to Prevent Vision Deterioration
Myopia and astigmatism issues? To prevent the progression of myopia (nearsightedness) and astigmatism, it's important to adopt certain habits and practices. Although many believe that refractive errors stabilize after puberty, it is not uncommon for changes to occur later in...
Dr. Gao Pilin Reply:
Hello, Ying-Duo: Astigmatism of 25 degrees and myopia of 25 degrees may sometimes be due to machine error and do not necessarily indicate an increase in prescription. It is important to consider the actual wearing situation. It is difficult to determine myopia based solely on how...[Read More] Managing Myopia and Astigmatism: Tips to Prevent Vision Deterioration