Understanding Eye Flickering: Insights for Nearsighted Individuals
Staring at the office ceiling lights (which are not very strong light sources) for an extended period of time? Hello Doctor, I have myopia of -6.50/-8.00, and I am 43 years old. When I look at the office ceiling lights (which are not very strong light sources) for an extended per...
Dr. Gao Pilin Reply:
Hello Jason: Ceiling lights tend to flicker, except for incandescent bulbs. Fluorescent lights and LED lights can also flicker. You may be more sensitive to this, or it could be due to eye fatigue from prolonged exposure, which causes the ciliary muscles to contract, resulting in...[Read More] Understanding Eye Flickering: Insights for Nearsighted Individuals
Understanding Cup-to-Disc Ratio: Diagnosing Optic Nerve Health
Cup-and-plate ratio issue Hello, Doctor. I would like to ask a question. Recently, I had a fundus examination at two different clinics. One doctor diagnosed me with severe optic nerve atrophy, while the other doctor suggested that I might not have optic nerve atrophy and that I m...
Dr. Chen Anping Reply:
Hello, we recommend that you go to a major hospital for a visual field examination to clarify your condition. The Hualien Hospital of the Ministry of Health and Welfare cares about your health.[Read More] Understanding Cup-to-Disc Ratio: Diagnosing Optic Nerve Health
Understanding Occasional Blackouts in Vision: Causes and Solutions
The eyes may briefly flash black (for a few seconds), and occasionally there may be a perception of the visual field appearing darker or brighter? 1. Since around the middle of last month, I have been experiencing occasional brief flashes of darkness in my vision (lasting a few s...
Dr. Gao Pilin Reply:
Hello Jason: On December 10th, I already answered your question regarding the same issue, which you may have missed. I would like to explain it again. If all the tests have come back normal, it may just be a temporary phenomenon caused by the constriction of the retinal blood ves...[Read More] Understanding Occasional Blackouts in Vision: Causes and Solutions
Understanding Occasional Blackouts in Vision: Causes and Solutions
The eyes may briefly flash black for a moment (a few seconds), and occasionally there is a perception of the visual field appearing darker or brighter? 1. Since around mid-last year, I have occasionally experienced brief flashes of darkness in my vision (lasting a few seconds). H...
Dr. Gao Pilin Reply:
Hello Jason: If all these tests are normal, it may just be a phenomenon caused by temporary constriction of the retinal blood vessels. For this issue, it would be advisable to seek an evaluation from the retina department at a teaching hospital and get the opinion of a retina spe...[Read More] Understanding Occasional Blackouts in Vision: Causes and Solutions
Understanding Brief Blackouts and Visual Fluctuations in Your Eyes
The eyes may briefly flash black (for a few seconds), and when staring blankly, there is a sensation of fluctuating brightness? 1. From Monday to Friday, during workdays, I often feel a momentary blackout in my vision, similar to a flickering light bulb above my head. When it’s l...
Dr. He Jianxian Reply:
If you have undergone so many tests and all results are normal, there should be no need for excessive concern, as no issues are apparent. The truly dangerous condition known as "amaurosis fugax," which is characterized by transient vision loss, typically lasts for sever...[Read More] Understanding Brief Blackouts and Visual Fluctuations in Your Eyes
Understanding Rising Eye Pressure: Concerns and Next Steps for Eye Health
Intraocular pressure is increasing? In 2019, I visited a clinic due to discomfort in my eyes. The doctor informed me that my intraocular pressure (IOP) was high, measuring 20 and 21, and prescribed glaucoma eye drops. Then, in June of this year, I consulted a different doctor who...
Dr. He Jianxian Reply:
If you are unsure whether you have glaucoma, it is recommended that you visit a larger hospital for a thorough examination, ideally including a visual field test. This will allow for a more objective assessment, as relying solely on intraocular pressure and optic nerve thickness ...[Read More] Understanding Rising Eye Pressure: Concerns and Next Steps for Eye Health
Essential Eye Exams for Managing Glare Issues: What You Need to Know
Glare issues I would like to inquire about the tests that can be conducted for issues related to glare in the eyes. Currently, I wear progressive lenses and a wide-brimmed hat, but polarized light and unblocked sunlight still make my eyes very uncomfortable. I am considering gett...
Dr. Liang Ce Reply:
It is recommended that you visit an ophthalmology clinic for an examination by a physician, who will determine if any further tests are necessary. Thank you, and wishing you good health![Read More] Essential Eye Exams for Managing Glare Issues: What You Need to Know
Understanding Flashing Lights in Vision: Causes and Treatments
Flashes of light in the eyes? Hello, Doctor Gao! I have a series of questions that span issues related to flashes in the eyes, the retina, and the macula. Recently, the "flashes" have been the most troubling, so I apologize for the number of questions. I first experienc...
Dr. Gao Pilin Reply:
Hello: 1. Macular folds may affect drug penetration. The ophthalmologist's examination indicated that "the retina appears to have no significant issues, and regular follow-up visits are sufficient," so you can be reassured. 2. There should be no major impact; just ...[Read More] Understanding Flashing Lights in Vision: Causes and Treatments
Should You Get an Eye Exam if Glasses Don't Improve Vision?
Issues with prescription strength after wearing glasses? Hello, doctor. I would like to ask if my vision cannot reach 1.0 even after wearing glasses, should I go to the hospital for an examination or should I find another optical store for a new prescription? I recall that since ...
Dr. Gao Pilin Reply:
Hello: Amblyopia may not improve to 0.8 even with glasses, as there are many factors that can lead to poor vision. Issues with the cornea, lens, retina, or optic nerve can all contribute to suboptimal vision despite wearing glasses. It is recommended that you visit an ophthalmolo...[Read More] Should You Get an Eye Exam if Glasses Don't Improve Vision?
Understanding Your Eye Exam Results: Severity of Vision Loss Explained
Eye examination The doctor performed an OTC examination on your eyes, with the report showing 90 for the left eye and 85 for the right eye. The right eye's optic nerve is damaged, and the doctor mentioned that vision would be lost at a score of 46. Could you please tell me w...
Dr. He Jianxian Reply:
The thickness of the optic nerve is a reference value that must be assessed in conjunction with the shape of the optic disc for a more accurate judgment. Relying solely on numerical values is insufficient to determine whether the nerve is injured; however, a thickness dropping to...[Read More] Understanding Your Eye Exam Results: Severity of Vision Loss Explained
Understanding Glaucoma: Concerns and Next Steps for Patients
Inquiry about glaucoma? I had an OCT examination yesterday, and they told me that my values are just a little bit close to glaucoma. What should I do? 1. Will I wake up tomorrow with glaucoma? 2. Once glaucoma develops, will I go completely blind? 3. Is there absolutely no way to...
Dr. He Jianxian Reply:
The OCT database is compared with the general population, but due to significant individual variability, abnormalities shown on OCT may not necessarily indicate true abnormalities. To accurately assess glaucoma, it is essential to consider intraocular pressure and visual field te...[Read More] Understanding Glaucoma: Concerns and Next Steps for Patients
Understanding Potential Glaucoma Symptoms After Vaccination: A Patient's Journey
Suspected glaucoma Hello, I recently received a vaccine and started experiencing eye swelling and pain the day after. I frequently visited an ophthalmologist, and my intraocular pressure peaked at around 24 to 25 mmHg. It was later discovered that sinusitis was causing the eye di...
Dr. Gao Pilin Reply:
Hello, Ah Miao: Your cornea is slightly thick, and both your visual field test and fundus examination are normal, so the doctor will monitor your condition for now. This is not a concern. Eye strain and fatigue are usually caused by excessive use of the eyes. Spending six hours a...[Read More] Understanding Potential Glaucoma Symptoms After Vaccination: A Patient's Journey
Persistent Eye Pressure and Blurred Vision: Seeking Answers After Multiple Exams
Elevated intraocular pressure with blurred vision, but after six visits to the ophthalmologist, it has been deemed normal? Hello, doctor. I have high myopia (over 600 degrees in both eyes). In May 2021, I started experiencing frequent eye fatigue, floaters, and blurred vision. I ...
Dr. Liang Ce Reply:
It is recommended that you discuss the above situation with your attending physician to determine if further examinations are necessary. Thank you, and wishing you good health![Read More] Persistent Eye Pressure and Blurred Vision: Seeking Answers After Multiple Exams
Understanding Eye Pressure: When to Follow Up and Visual Symptoms Explained
Vision and Intraocular Pressure Dear Dr. Gao, I have myopia (right eye - 525 degrees, left eye - 600 degrees) and I also experience floaters. In early October, I underwent a dilated OCT and visual field examination, and the doctor indicated that the overall condition of my eyes ...
Dr. Gao Pilin Reply:
Hello Mr. Chen: 1. Intraocular pressure, like blood pressure, can fluctuate and varies at different times of the day. If it is not well-controlled, more frequent monitoring may be necessary; however, if it is well-managed, longer intervals between check-ups can be acceptable. I...[Read More] Understanding Eye Pressure: When to Follow Up and Visual Symptoms Explained
Can Strabismus and Vision Loss Improve After Multiple Eye Surgeries?
Eye diseases Hello, doctor. I am a premature infant and I have a significant degree of strabismus in both eyes. Due to my premature birth, the optic nerve in my right eye has atrophied. I have undergone two surgeries for glaucoma and have also had my lens replaced. The function o...
Dr. Liang Ce Reply:
It is advisable for you to discuss the above situation further with your attending physician. Thank you, and wishing you good health![Read More] Can Strabismus and Vision Loss Improve After Multiple Eye Surgeries?
Understanding Flashing Lights and Floaters in Your Vision
Recently, I have been seeing what looks like a broken light bulb and small white spots floating in my vision? Hello, Doctor. I have floaters in my vision, and I recently had a fundus examination that showed no issues, but there is increased pressure in the optic nerve of my right...
Dr. Gao Pilin Reply:
Hello, Gc: 1. The flashes you are experiencing are usually electrical responses caused by the vitreous pulling on the retina. If examinations have ruled out any retinal issues, it should not be a concern. This condition may persist for some time. 2. As for the small white spo...[Read More] Understanding Flashing Lights and Floaters in Your Vision
Understanding Brief Blackouts and Visual Disturbances in High Myopia
The eyes may briefly flash black for a moment (a few seconds), and when the eyes are unfocused, there is a sensation of something moving in the periphery? I have high myopia (left eye 650 / right eye 800) and experience floaters. Almost every weekday, I have a brief moment (0.x s...
Dr. He Jianxian Reply:
Hello, if all the tests are normal, I cannot provide a better explanation. Theoretically, there should be no issues. Director He Jianxian, Ophthalmology, Nantou Hospital.[Read More] Understanding Brief Blackouts and Visual Disturbances in High Myopia
Understanding Black Spots in Vision: Is It Related to Eye Pressure?
There are dark spots in my visual field, but I can still see? Hello, doctor! When I close my left eye and only look with my right eye, I sometimes see a dark spot that seems to appear and disappear quickly, but I can still see. However, when I close my right eye and look with my ...
Dr. Cai Wenyuan Reply:
It is likely a optic nerve pit. Regular monitoring is sufficient.[Read More] Understanding Black Spots in Vision: Is It Related to Eye Pressure?
Understanding Blurry Vision in One Eye: Causes and Solutions
Vision is blurry in one eye when looking at a distance? Hello Doctor: I have high myopia and have been visiting the hospital every six months for follow-ups on glaucoma and retinal monitoring for about a year and a half now. Aside from some preventive laser treatment on my retina...
Dr. Gao Pilin Reply:
Hello Natsuki: 1. Individuals with poor vision may experience blurred vision at a distance while being able to see clearly up close; this is also the case with amblyopia. Retinal degeneration may present similarly. 2 & 3. In cases of pseudomyopia, wearing glasses with the app...[Read More] Understanding Blurry Vision in One Eye: Causes and Solutions
Understanding Eye Symptoms: Could Your Bright Light Vision Indicate Glaucoma?
The eyes have glare and vision is unclear? Hello, Doctor Gao. I have a high-pressure job that requires me to use a computer for long hours (over 10 hours a day). I have previously been diagnosed with floaters and mild cataracts. My annual eye exams show an intraocular pressure of...
Dr. Gao Pilin Reply:
Hello Mr. Gao: I recommend that you visit an ophthalmologist to examine your optic nerve and retina to check for glaucoma or retinal disorders. If there are no issues, it could also be due to eye strain.[Read More] Understanding Eye Symptoms: Could Your Bright Light Vision Indicate Glaucoma?