Understanding the Impact of Pressure Glasses on Eye Health and Vision
1. Glasses issues 2. Glasses causing red, blue, and yellow fringes around objects 3. Eye pain issues Hello, doctor. I have the following questions that are troubling me, and I would like your clarification: Question 1: 1. Are pressure-relieving lenses / comfort lenses / stud...
Dr. Gao Pilin Reply:
Hello: Question 1: 1. Generally speaking, multifocal lenses are not discouraged; rather, they should be evaluated by a qualified ophthalmologist or optometrist to determine their suitability for you. 2. Currently, there is no clear evidence indicating that long-term use of mult...[Read More] Understanding the Impact of Pressure Glasses on Eye Health and Vision
Glaucoma or Night Blindness: Understanding Your Eye Condition
Is it glaucoma or night blindness? Hello doctor, I was diagnosed with macular degeneration during my health check-up in January this year. Subsequent follow-up examinations revealed that I have low-tension glaucoma (my eye pressure was approximately 10-15 before using eye drops)....
Dr. He Jianxian Reply:
Dear Confused Individual: Due to the complexity of your condition, it is difficult to provide a recommendation. I suggest you go directly to a medical center for an examination, as you may receive a more accurate diagnosis. Dr. He Jianxian, Department of Ophthalmology, Nantou Hos...[Read More] Glaucoma or Night Blindness: Understanding Your Eye Condition
Understanding Yellow Flashes and Visual Disturbances in Eye Health
Waking up suddenly to see yellow flashes of light? Hello Doctor: I have floaters and have previously undergone laser surgery for retinal holes. I am nearsighted with a prescription of about -200 and astigmatism around -300. Recently, I have been experiencing a lot of issues. When...
Dr. He Jianxian Reply:
Dear Ms. Anonymous, 1. I cannot explain why your afterimage condition has worsened. 2. I cannot explain why you suddenly woke up to see a bright yellow light that then returned to normal; it may be due to pressure on the eyes, but clinically, it cannot be determined. 3. If you h...[Read More] Understanding Yellow Flashes and Visual Disturbances in Eye Health
Light Sensitivity and Halo Effects After Steroid Eye Drops: What to Know
After using corticosteroids, symptoms such as photophobia, halos, and an increase in rainbow-colored rings may occur? Hello Doctor, I have posterior subcapsular cataracts and keratoconus (with astigmatism of 275 in the left eye and 200 in the right eye). On April 13, I visited th...
Dr. Cai Wenyuan Reply:
Observe and see if the symptoms persist; if they do, seek medical evaluation.[Read More] Light Sensitivity and Halo Effects After Steroid Eye Drops: What to Know
Understanding Monocular Diplopia: Causes and Effects of Keratoconus
Monocular diplopia Recently, I suddenly experienced monocular diplopia, especially when looking at lights, scrolling text, or objects illuminated by light or sunlight. However, I noticed that simply squinting (without any special effort) makes the diplopia and ghosting disappear....
Dr. Gao Pilin Reply:
Hello: Keratoconus can indeed cause monocular diplopia and ghosting, as it leads to an irregular corneal surface that prevents light from focusing properly, resulting in blurred vision and double vision. However, squinting may temporarily alleviate symptoms. This is because squin...[Read More] Understanding Monocular Diplopia: Causes and Effects of Keratoconus
Understanding Astigmatism and Halo Effects in Night Vision
Astigmatism and aperture? Hello Doctor: In the past few months, I have been seeing halos and glare around streetlights at night, and even during the day, I notice this effect when looking at bright lights indoors. There are also rainbow-colored rings around lights. I have seen a ...
Dr. Gao Pilin Reply:
Hello: If you experience halos and glare when looking at streetlights at night or bright lights indoors during the day, along with nearby rainbow halos, this may be due to irregularities in the cornea or the surface of the eye. This phenomenon is typically associated with several...[Read More] Understanding Astigmatism and Halo Effects in Night Vision
Understanding Vision Problems: Contact Lenses vs. Glasses and Keratoconus Concerns
Vision examination issues I recently visited an ophthalmologist and found that my vision with contact lenses is 0.8 and 0.9, while with regular glasses, it is only 0.4 and 0.5. The axial length of my eyes was measured, but the doctor did not assess the true degree of astigmatism....
Dr. Gao Pilin Reply:
Hello: There may be differences in the prescription between contact lenses and glasses for several reasons: 1. Different fitting methods: Contact lenses are typically fitted directly on the cornea, while glasses are fitted at a distance in front of the eyeball. Since the curvatur...[Read More] Understanding Vision Problems: Contact Lenses vs. Glasses and Keratoconus Concerns
Understanding Pseudomyopia: Causes, Effects, and Recovery Options
Pseudomyopia The original myopia measurements are 625 and 650. The patient usually has a high visual demand and wears myopia control contact lenses. During regular follow-up visits, the ophthalmologist mentioned a significant increase in pseudomyopia but did not prescribe any cyc...
Dr. Gao Pilin Reply:
Hello: 1. Can pseudomyopia recover on its own? Pseudomyopia is caused by excessive tension in the ciliary muscles of the eye. This tension may improve with appropriate rest and reduced eye strain, but it requires time and lifestyle changes. Regular visits to an ophthalmologist ar...[Read More] Understanding Pseudomyopia: Causes, Effects, and Recovery Options
Post-Cataract Surgery Discomfort: Insights on Vision Issues and Solutions
Monocular vision & refractive error & postoperative discomfort after cataract surgery? Hello, Director Gao. Below is a summary of my medical history regarding my "right" eye (the left eye is normal): 1. In 2001 (at age 20), I experienced significant distortion ...
Dr. Gao Pilin Reply:
Hello: 1. Poor visual fusion when using both eyes simultaneously may be related to a previous macular issue in your right eye. Problems with the macula can increase sensitivity to disparity, leading to a decline in visual quality when both eyes work together. This condition may...[Read More] Post-Cataract Surgery Discomfort: Insights on Vision Issues and Solutions
Managing Complex Vision Issues: Myopia, Hyperopia, and Astigmatism in Teens
One eye has myopia with astigmatism, while the other eye has hyperopia with astigmatism, resulting in a significant disparity in vision? The patient is 14 years old, with hyperopia of +3.25 diopters and astigmatism of +0.75 diopters in the left eye, and myopia of -0.75 diopters a...
Dr. Gao Pilin Reply:
Hello: 1. The purpose of mydriatic agents is to paralyze the ciliary muscle, temporarily impairing the eye's ability to adjust focus. This helps relax the eye muscles for fitting glasses or examining the fundus, and can effectively suppress the progression of myopia, but it ...[Read More] Managing Complex Vision Issues: Myopia, Hyperopia, and Astigmatism in Teens
Understanding Temporary Vision Blackouts: Causes and Solutions
Blackout of vision for a second? Hello Doctor, my eyes occasionally experience a sudden blackout, similar to a light bulb flickering, lasting less than a second. This occurs in both eyes simultaneously and the frequency varies (from once every few days to infrequently). This has ...
Dr. Gao Pilin Reply:
Hello: This condition is medically referred to as "transient visual obscuration," also known as "temporary vision loss." It is a common ocular symptom that can be caused by various factors, including: 1. Ocular blood supply issues: This is one of the most co...[Read More] Understanding Temporary Vision Blackouts: Causes and Solutions
Understanding Double Vision and Blurry Vision: Causes and Concerns
Diplopia, blurred vision About seven months ago, my vision was checked and I had 575 in the left eye and 600 in the right eye, with over 100 diopters of astigmatism. Currently, I am wearing daily disposable contact lenses with the appropriate prescription to control my myopia. Ho...
Dr. Gao Pilin Reply:
Hello: Based on the symptoms you described, it is indeed possible that they are caused by astigmatism, but other potential eye conditions, such as early-onset cataracts or keratoconus, cannot be ruled out. Visual problems caused by astigmatism may gradually worsen over time, so i...[Read More] Understanding Double Vision and Blurry Vision: Causes and Concerns
Is Eye Pain After LASIK Surgery Normal? Understanding Long-Term Effects
Myopia laser surgery Is it normal to experience pain when seeing light above the eye after undergoing laser surgery for myopia? This has been ongoing for many years and severely affects my ability to ride a bike and drive.
Dr. Gao Pilin Reply:
Hello: Generally speaking, symptoms such as glare, photophobia, and hazy vision after myopic laser surgery typically diminish within three to six months post-operation. However, if these symptoms persist for several years and significantly impact daily life, the possibility of ot...[Read More] Is Eye Pain After LASIK Surgery Normal? Understanding Long-Term Effects
Understanding Low Optic Nerve Fiber Thickness and Its Implications for Glaucoma
Optic nerve fibers Hello, doctor. Last week, I went to an optical shop for an OCT examination, and it showed that my optic nerve fibers are low, with measurements of 72 and 69 for each eye. My intraocular pressure was normal except for the low optic nerve fiber count. They sugges...
Dr. Liang Ce Reply:
We recommend that you: 1. Discuss the above situation further with your attending physician. 2. Consider consulting another ophthalmology clinic for a second opinion. Wishing you good health. Thank you![Read More] Understanding Low Optic Nerve Fiber Thickness and Its Implications for Glaucoma
Unexplained Glare: Seeking Answers for Persistent Eye Symptoms
Mysterious glare? I have been experiencing glare for the past six months. I have seen four doctors, but none have been able to identify the issue. I went to a large hospital for examinations, including corneal topography, dry eye tests, and a fundus examination, all of which show...
Dr. Cai Wenyuan Reply:
Monitor the situation, and if symptoms persist, seek medical evaluation.[Read More] Unexplained Glare: Seeking Answers for Persistent Eye Symptoms
Can Iris Implant Surgery Correct Significant Eye Disparity?
Excessive binocular disparity? I have one eye with a prescription of -1.00 diopters and the other eye with -2.00 diopters. Can I undergo iris-fixated lens implantation surgery? What would the results be? Will my prescription change after the implantation? Will I need to have a di...
Dr. Gao Pilin Reply:
Hello: Iris-implanted phakic intraocular lens surgery is a procedure used to correct high myopia. It is a reversible surgery that involves implanting a miniature lens behind the iris. Generally, this surgery is suitable for individuals with myopia ranging from -2.00 diopters to -...[Read More] Can Iris Implant Surgery Correct Significant Eye Disparity?
Understanding Vision Issues: Is Astigmatism the Real Culprit?
Vision problems About seven months ago, my vision was checked and I had 575 in my left eye and 600 in my right eye, with astigmatism over 100. I am currently wearing prescription daily disposable contact lenses to control my myopia. However, recently, I have noticed a significant...
Dr. Cai Wenyuan Reply:
Monitor the symptoms, and if they persist, seek medical evaluation.[Read More] Understanding Vision Issues: Is Astigmatism the Real Culprit?
Understanding Visual Disturbances: Glaucoma, Floaters, and Eye Strain
The sensation of light when blinking? Hello, Doctor! I have early-stage glaucoma, floaters, and myopia with a prescription of -5 to -6 diopters along with astigmatism (I have regular check-ups, and my visual field, OCT, and retinal examinations in December all showed normal resul...
Dr. Gao Pilin Reply:
Hello: 1. The phenomenon of seeing white circles resembling eyes after blinking in the dark may be a visual afterimage. A visual afterimage refers to the persistence of a visual impression after the stimulus has been removed. In low light conditions, blinking causes the pupils ...[Read More] Understanding Visual Disturbances: Glaucoma, Floaters, and Eye Strain
Understanding Eye Health: My Journey from Hyperopia to Possible Myopia
About the Eyes Hello, Doctor. After a 7-year gap, I went for an eye examination and discovered something surprising! When I was younger (at least before my first year of college), I clearly remember being diagnosed with high hyperopia, approximately +500 diopters in each eye, and...
Dr. Gao Pilin Reply:
Hello: [Question 1] Based on your description, you have noticed a decrease in your hyperopia during a recent ophthalmic examination, and your corrected vision has improved. This may indicate that your visual condition is changing, as the refractive power of the eyes can vary at...[Read More] Understanding Eye Health: My Journey from Hyperopia to Possible Myopia
Understanding Sudden Myopia Changes: Eyeglasses vs. Contact Lenses
Vision problems About 6 to 7 months ago, I had an eye exam. My left eye was over -600, and my right eye was -575. I was prescribed daily disposable contact lenses for my myopia control and glasses with a slightly lower prescription. I usually wear contact lenses during the day an...
Dr. Gao Pilin Reply:
Hello: Based on your description, you have recently noticed an increase in your myopia, and you experience different visual perceptions when wearing glasses and contact lenses. This situation may have several possible causes: 1. Refractive changes: The increase in myopia may be...[Read More] Understanding Sudden Myopia Changes: Eyeglasses vs. Contact Lenses