Understanding Eyeglass Prescription Changes and Vision Clarity Issues
Issues with prescription glasses? Hello, Doctor Gao: I am approximately 39 years old. Recently, one of the frames of my glasses broke, so I went to an optical shop to get new glasses. It has been about five years since my last prescription, but I did not return to the original op...
Dr. Gao Pilin Reply:
Hello: 1. Regarding the issue of prescription strength, it is generally necessary to adjust the prescription within a certain range to ensure optimal vision. The point made by your boss about the need for the eyes to compensate for excess prescription is valid. If you find that...[Read More] Understanding Eyeglass Prescription Changes and Vision Clarity Issues
Understanding Eye Focus Issues: Insights for High Myopia Patients
Focusing issues with the eyes? Hello Doctor, I have high myopia. I uploaded two videos for your reference. One was taken with my arms fully extended, where the outward deviation of both eyes is not very noticeable. The other video, marked with a blue dot, was taken from about hal...
Dr. Gao Pilin Reply:
Hello: 1. Focus issues with your eyes: You mentioned that two ophthalmologists provided different diagnoses. Since there has been no improvement with the first one, it is advisable to prioritize the recommendations of the second ophthalmologist. If the new prescription glasses ...[Read More] Understanding Eye Focus Issues: Insights for High Myopia Patients
Understanding Blurry Vision: Causes and When to Seek Eye Care
Misty vision? Two weeks ago, I had a fundus examination and was told that my floaters are currently not a problem, and I should return for a check-up in six months. However, in the past few days, I'm not sure if my vision issues are due to insufficient prescription in one ey...
Dr. Gao Pilin Reply:
Hello: You mentioned that your eyes sometimes feel slightly foggy, especially under indoor lighting. This could be due to surface issues of the eye, such as dry eye syndrome, or it may be related to insufficient prescription strength, scratches on your glasses, or other factors. ...[Read More] Understanding Blurry Vision: Causes and When to Seek Eye Care
Can Cataracts Cause Significant Vision Changes Over Time?
Cataracts can lead to an increase in prescription strength? I would like to ask about my mother. After her chemotherapy, her eyesight has deteriorated, and it has been 5-6 years since the treatment. About 2-3 years ago, her prescription increased from -6.00 diopters by 1-2 diopte...
Dr. Cai Wenyuan Reply:
Cataracts can potentially lead to an increase in prescription strength, but post-surgery, the prescription may be reduced.[Read More] Can Cataracts Cause Significant Vision Changes Over Time?
Understanding Vision Changes: Lens Prescription Issues and Laser Surgery Concerns
Issues related to prescription lens power caused by eye refractive errors and concerns regarding laser eye surgery? Hello, doctor! My eye prescription fluctuates between 100 to 250 degrees (pseudomyopia), and there is a disparity of about 200 degrees between my eyes, with astigma...
Dr. Gao Pilin Reply:
Hello: 1. Why does this issue occur? Each person's eyes are unique, and vision problems can be influenced by multiple factors. In your case, the changes in prescription and discomfort after wearing glasses may involve the eye's accommodative ability, corneal shape, or...[Read More] Understanding Vision Changes: Lens Prescription Issues and Laser Surgery Concerns
Understanding Myopia: Is 650 Degrees Considered 500 or 600?
Myopia degree 1. Is a myopia of 650 degrees considered a type of 500 or 600 degrees? 2. Among patients in their 50s and 60s with 500 or 600 degrees of myopia that you have seen, do most of them still have healthy eyes?
Dr. Gao Pilin Reply:
Hello: 1. A myopia of 650 degrees can be considered approximately 600 degrees. 2. The prescription strength of glasses does not necessarily reflect the health status of the eyes; the health condition of the eyes is not always directly related to the degree of myopia. There are ma...[Read More] Understanding Myopia: Is 650 Degrees Considered 500 or 600?
Does Wearing Glasses Incorrectly Affect My Teen's Vision?
Eyeglass wearing issues? My son is currently 16 years old and has approximately 700 degrees of myopia. However, he tends to wear his glasses lower on his nose, intentionally allowing them to slide down, which affects his appearance. He believes this way is less straining on his e...
Dr. Gao Pilin Reply:
Hello Vickie: I have heard that wearing glasses lower on the nose is less straining on the eyes. It may be that having the lenses further away from the eyes feels more comfortable, especially when looking at things up close, as this optical effect can significantly reduce some of...[Read More] Does Wearing Glasses Incorrectly Affect My Teen's Vision?
Can I Wear Contact Lenses with Different Prescription Strengths?
What about contact lenses? Hello, doctor. I would like to ask if it's acceptable to have a prescription for glasses with -500 degrees for the right eye and -625 degrees for the left eye, while wearing contact lenses with -450 degrees for the right eye and -575 degrees for th...
Dr. Gao Pilin Reply:
Hello: This is acceptable, as according to your eye examination, the contact lens prescription should be +500 for the right eye and +600 for the left eye, with a difference of 25-50 degrees. If your vision is not affected, it is not a concern.[Read More] Can I Wear Contact Lenses with Different Prescription Strengths?
Understanding Post-Cataract Surgery Presbyopia: What to Expect
Cataracts do not preserve visual acuity? After cataract surgery with the replacement of a monofocal intraocular lens, if the patient's prescription is not retained, the degree of presbyopia (farsightedness) postoperatively is typically around +2.00 diopters. Yes, the degree ...
Dr. Gao Pilin Reply:
Hello, Zhiqiang: You can start testing by adjusting from 250 degrees. It is possible that as age increases, vision may deteriorate, necessitating an appropriate increase in prescription strength.[Read More] Understanding Post-Cataract Surgery Presbyopia: What to Expect
Does Correct Eyeglass Prescription Increase Myopia Progression?
Eyeglass issues? I would like to ask the doctor, does having the correct prescription for glasses make my myopia worsen more easily?
Dr. Gao Pilin Reply:
Ms. Tsai: After reaching adulthood, paying attention to eye care and ensuring adequate rest for the eyes can help prevent an increase in prescription strength.[Read More] Does Correct Eyeglass Prescription Increase Myopia Progression?
Understanding Vision Tests for Toddlers: Key Questions Answered
Pediatric Vision Screening Currently, the child is 2 years and 11 months old and still cannot use their hands to indicate on the vision chart. Last October, they visited an ophthalmologist for allergies and had their first eye exam, which revealed both eyes had a hyperopia of +50...
Dr. Cai Wenyuan Reply:
Without astigmatism, there can be a significant difference in prescription strength.[Read More] Understanding Vision Tests for Toddlers: Key Questions Answered
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 Eyeglass Prescription: Key Questions Answered by an Expert
(Continuation of question) #165222 Regarding prescription glasses issues? Dear Dr. Gao, Thank you very much for your response to my previous personal inquiry. However, I still have some questions I would like to ask you: 1. In your response, you mentioned that the principle of ...
Dr. Gao Pilin Reply:
Hello, Ah-Hsiang: 1. As long as it is sufficient for your needs, it is usually between 0.8 and 1.0. However, some may feel that 0.6 is adequate; it varies from person to person. Therefore, there is no need to be overly concerned about the degree of myopia, as long as you are com...[Read More] Understanding Eyeglass Prescription: Key Questions Answered by an Expert
Understanding Large Binocular Disparity and Its Impact on Vision
There is a significant disparity, and objects appear very bright? Hello, doctor. I have a significant disparity between my two eyes, which sometimes makes it difficult to focus on objects. I feel uncomfortable, and everything seems overly bright. My left eye has a prescription of...
Dr. Gao Pilin Reply:
Hello, Yi: Wearing contact lenses or orthokeratology lenses is one way to reduce the disparity between the two eyes and achieve good vision in both. If you prefer to wear regular prescription glasses, please note the following: 1. The difference in prescription strength between t...[Read More] Understanding Large Binocular Disparity and Its Impact on Vision
How to Choose the Right Prescription for Contact Lenses
How to choose the appropriate prescription for contact lenses? Hello, doctor. I have myopia in both eyes, currently wearing prescription glasses with the following degrees: R: -1.75, L: -2.75. Due to work reasons, I would like to try wearing contact lenses, but I have never worn ...
Dr. Gao Pilin Reply:
Hello, if you want to convert your glasses prescription to contact lenses, you can wear the same prescription strength. However, it is also important to measure the curvature of your cornea, especially since you have never worn contact lenses before. It is recommended that you vi...[Read More] How to Choose the Right Prescription for Contact Lenses
Does Pupil Dilation Cause Vision Changes and Light Sensitivity?
Pupil Dilation Issues Does prolonged squinting due to photophobia while using mydriatics lead to an increase in prescription strength? If glasses are already being worn, can one consider discontinuing mydriatics to resolve the photophobia issue? How many days after stopping mydri...
Dr. Gao Pilin Reply:
Hello Nini: Squinting does not increase myopia, but it can put pressure on the cornea, making it more prone to astigmatism. Typically, after reaching adulthood, myopia is less likely to worsen, so there is no need for cycloplegic agents. For minors experiencing significant discom...[Read More] Does Pupil Dilation Cause Vision Changes and Light Sensitivity?
Can I Wear Contact Lenses with Different Prescription Strengths?
Can I wear contact lenses if the prescription difference is too significant? Hello, doctor. I am purchasing contact lenses (colored and magnifying) for the first time. My prescription is -4.25 for the left eye and -5.00 for the right eye. Can I buy contact lenses with -3.50 and -...
Dr. Liang Ce Reply:
It is recommended that you visit an ophthalmology clinic to determine the prescription for each eye and receive relevant health education. Thank you, and wish you good health![Read More] Can I Wear Contact Lenses with Different Prescription Strengths?
Adjusting to Post-Cataract Surgery Vision Discrepancies: Tips and Insights
Postoperative residual refractive error after cataract surgery? Hello, I had cataract surgery on my left eye on September 12, using a monofocal aspheric intraocular lens. I have a refractive error of -2.25 diopters for my left eye and -0.25 diopters of astigmatism. My right eye h...
Dr. Liang Ce Reply:
It is advisable for you to discuss your condition further with your attending physician. Wishing you good health![Read More] Adjusting to Post-Cataract Surgery Vision Discrepancies: Tips and Insights
Understanding Rainbow Halos: When to Seek Eye Care for Symptoms
Rainbow halo Dear Doctor, I later discovered some additional conditions, so I have a few more questions for you to consider regarding whether I should go to the hospital for an examination: 4. When I lower my head, close my eyes, and then raise my head to look at a streetligh...
Dr. He Jianxian Reply:
A. Eye pressure can increase when the head is lowered. B. Corneal edema can cause halos around lights. C. Poorly fitting or unclean glasses can also lead to seeing halos around the iris.[Read More] Understanding Rainbow Halos: When to Seek Eye Care for Symptoms
Does Wearing Incorrect Glasses Worsen Myopia and Astigmatism?
Regarding prescription glasses? I would like to ask the doctor: I have been wearing glasses for 9 years. Initially, the prescription for astigmatism was -2.50 for both eyes, and -5.00 for my nearsightedness in both eyes. Recently, I had an eye exam, and the results showed -3.60 f...
Dr. Gao Pilin Reply:
Hello, Mr. Chuang: Given your age, it is unlikely that insufficient prescription strength is causing a worsening of your condition. If your current prescription is still adequate, it should be fine to continue using it. Please also pay attention to your eye health! The Ophthalmol...[Read More] Does Wearing Incorrect Glasses Worsen Myopia and Astigmatism?