Understanding Eye Issues: Floaters, Vision Changes, and Eye Health Concerns
Eye problems I have a myopia of -5.25 diopters and two years ago I started experiencing floaters. Recently, I noticed a different type of floater in my eyes (like many dark clouds moving towards the center), and sometimes it feels like a light switch turning on and off. After und...
Dr. Gao Pilin Reply:
Hello Tsai: 1.2. This is a phenomenon of vitreous degeneration. Please refer to: https://bit.ly/2xgUowc. 3. Pupil dilation is primarily used to examine the retina, but the presence of cataracts or glaucoma can be determined during routine examinations. If the physician did not me...[Read More] Understanding Eye Issues: Floaters, Vision Changes, and Eye Health Concerns
Understanding Rainbow Vision: Causes and Implications for Eye Health
Rainbow vision issues Hello, I have ocular hypertension and have been using Combigan eye drops. I have undergone two visual field tests in the past six months (the last one was in early September), and my doctor informed me that my condition is stable and there is no diagnosis of...
Dr. Gao Pilin Reply:
Hello: Halo vision is just a symptom; sometimes corneal edema and corneal deposits can cause halos. Astigmatism can also create glare, which may not be colorful. The halo appears around the light source, so there should be as many halos as there are light sources. During the day,...[Read More] Understanding Rainbow Vision: Causes and Implications for Eye Health
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 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 Symptoms: Flashes, Floaters, and Vision Concerns
Blinking and shadow issues? Hello Doctor, I am a student who has asked questions before. Recently, my eye condition has not improved and seems to be gradually worsening, which is making me very anxious. I would like to inquire about my situation. Last year, I developed floaters, ...
Dr. Gao Pilin Reply:
Hello, anxious college student: 1. First, it's important to know that if your retina has been examined and found to be normal, there is no need to worry about floaters. Therefore, your concern is unfounded, and you do not need to feel anxious. Occasional floaters are not i...[Read More] Understanding Eye Symptoms: Flashes, Floaters, and Vision Concerns
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?
Managing Dry Eye Syndrome: Concerns and Treatment Options
Dry Eye Syndrome Issues Hello, Doctor Gao. I am suffering from dry eye syndrome. I have researched online and found that the main treatments for dry eye syndrome involve using artificial tears and applying warm compresses to the eyes. I use preservative-free artificial tears abou...
Dr. Gao Pilin Reply:
Hello K: 1. It will not cause glaucoma. 2. Dry eye syndrome requires the supplementation of tears; not using drops will lead to discomfort, and it is not due to habit. Therefore, if there is discomfort, you should use the drops. 3. There should be no negative effects. 4. Please r...[Read More] Managing Dry Eye Syndrome: Concerns and Treatment Options
Understanding Dry Eyes: Can They Cause Rainbow Vision?
Please help me! Hello Doctor, I would like to ask about an issue I experienced two weeks ago. I woke up with sudden pain at the outer corner of my right eye. After visiting a clinic, I was told that I might be developing a stye. Later, the pain turned into a sensation of dryness ...
Dr. He Jianxian Reply:
True rainbow vision is caused by corneal edema and occurs only in acute glaucoma; it does not happen in other types of glaucoma. Fogging of glasses, especially when wearing a mask, can easily lead to similar conditions. Director He Jianxian, Department of Ophthalmology, Nantou Ho...[Read More] Understanding Dry Eyes: Can They Cause Rainbow Vision?
Understanding Eye Symptoms: Glare, Floaters, and Vision Concerns
Aperture, glare, floaters? 1. After watching videos about macular degeneration on YouTube, I became very afraid that I might go blind. I have high myopia (over -900 diopters with astigmatism in my left eye and over -800 diopters with astigmatism in my right eye). I usually don&#x...
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] Understanding Eye Symptoms: Glare, Floaters, and Vision Concerns
Managing Eye Pressure: Understanding Strabismus, Fatigue, and Treatment Options
Ciliary muscle, glasses, eye fatigue, high intraocular pressure? Hello, Doctor. On June 29, my intraocular pressure was measured at 21/20, and on August 23, it was 21/19. This time, the doctor prescribed me a pressure-lowering medication (Xingkelong 2%). When I had my pressure ch...
Dr. Gao Pilin Reply:
Hello Wan: 1. Uncertain. 2. Pulling it back forcefully may compress the eyeball, leading to increased intraocular pressure. 3. Surgical correction may be considered. 4. It could be caused by strabismus. 5. Uncertain. 6. Possible. 7. It should not be significant, but if corticoste...[Read More] Managing Eye Pressure: Understanding Strabismus, Fatigue, and Treatment Options
Understanding Pupil Dilation and Fundus Examination: Common Concerns
Fundus examination and mydriasis issues? Hello, doctor. I visited the ophthalmologist last night, received a dilating agent, and underwent a fundus examination (I have had strabismus since childhood). The doctor did not observe any symptoms during the examination. However, this m...
Dr. Gao Pilin Reply:
Hello Mr. Wang: It is possible that the effects of your mydriatic agent are still present, which may explain this phenomenon. It should resolve within a day. This is likely not a symptom of glaucoma. If you are concerned or if the symptoms persist, it is advisable to return for a...[Read More] Understanding Pupil Dilation and Fundus Examination: Common Concerns
Understanding Eye Pressure: Glaucoma Concerns and Treatment Options
Suspected glaucoma, issues with intraocular pressure? Hello, doctor. I would like to ask about my condition (I have hyperthyroidism, myopia over 200 and 300 with significant astigmatism, and possibly suspected glaucoma; I have seen an ophthalmologist and my optic nerve is normal,...
Dr. Gao Pilin Reply:
Hello Koko: 1. Intraocular pressure can fluctuate, and measurements may vary each time. There can also be differences between machines. 2. Corneal thickness can affect intraocular pressure, but if it is still high at 26, it may be necessary to consider the optic nerve and visual ...[Read More] Understanding Eye Pressure: Glaucoma Concerns and Treatment Options
Managing High Eye Pressure and Dry Eyes: Finding the Right Treatment
High intraocular pressure + dry eye syndrome I have been seeing a doctor for a year regarding my eye condition. The medications prescribed to me include: 1. Tears Naturale 15ml 2. Medison eye drops 0.01% 3. Izba (Travatan) 0.003% 2.5ml/bottle 4. Duratears artificial tear ointment...
Dr. Gao Pilin Reply:
Hello: If your physician has a different diagnosis regarding glaucoma and you want to clarify whether you truly have glaucoma, it is recommended that you visit a large hospital with a glaucoma specialty for a thorough examination. It is best to have a glaucoma specialist evaluate...[Read More] Managing High Eye Pressure and Dry Eyes: Finding the Right Treatment
Managing Myopia Progression: The Role of Cycloplegic Agents
Pupil dilation control Hello, doctor. I am currently a senior in high school, and my eyesight is -500 diopters in both eyes. My myopia has been rapidly increasing, with an increase of about 50 diopters in the past six months. I would like to ask the doctor: 1. Is it still effecti...
Dr. Gao Pilin Reply:
Hello: Mydriatic agents need to be used at appropriate concentrations. If the control effect is inadequate, a higher concentration medication may be required. However, higher concentrations can lead to more side effects, and patients may be more light-sensitive, so careful consid...[Read More] Managing Myopia Progression: The Role of Cycloplegic Agents
Understanding Eye Floaters, Eye Pain, and Vision Changes: A Guide
Floaters / Vitreous Opacity / Ocular Pain Hello, Dr. Gao. I am 22 years old and currently preparing for the national exam. I spend a considerable amount of time using the computer to watch tutorial videos. I discovered my floaters at the age of 19; currently, I have one cobweb-li...
Dr. Gao Pilin Reply:
Hello THADEA: 1. It may just be floaters, but retinal issues cannot be ruled out. 2. It is unrelated. 3. It is likely not glaucoma. It could be caused by fatigue. I recommend that you see an ophthalmologist for an examination.[Read More] Understanding Eye Floaters, Eye Pain, and Vision Changes: A Guide
Understanding Peripheral Blurriness: Causes and Diagnostic Options
Blurred vision in the peripheral field? Hello Dr. Gao, I am the patient who consulted you yesterday regarding the peripheral vision blurriness. I would like to ask you again about what you mentioned yesterday regarding the visual field test results being normal, yet there is some...
Dr. Gao Pilin Reply:
Hello Kevin: Currently, there is no treatment for retinal function degeneration. Intervention is only necessary when symptoms such as retinal tears or detachments occur. If you are still concerned, I recommend visiting a retina specialist for further evaluation and to see if any ...[Read More] Understanding Peripheral Blurriness: Causes and Diagnostic Options
Can Optic Nerve Atrophy Be Detected Through Eye Exams?
Can optic nerve atrophy be diagnosed through examination? Hello, Dr. Gao. I have high myopia (approximately 900 degrees in both eyes). Recently, I visited the hospital because I noticed that the periphery of my central vision was unusually blurry. The doctor conducted a visual fi...
Dr. Gao Pilin Reply:
Hello Kevin: Your visual field is normal, but there are some areas that are blurred, which may be due to retinal changes. High myopia can easily lead to such degeneration, resulting in unclear images rather than visual field loss; it should not be related to optic nerve atrophy. ...[Read More] Can Optic Nerve Atrophy Be Detected Through Eye Exams?
Understanding MD Values in Visual Field Tests: Do -5 Indicate Vision Loss?
MD value in visual field testing If my visual field test MD value is -5, does that indicate a visual field defect?
Dr. Gao Pilin Reply:
Hello: Please refer to the following information regarding the staging of glaucoma based on visual field examination interpretation: Early stage: MD (Mean Deviation) less than -6 dB (decibels) Mid-stage: MD between -6 and -12 dB (decibels) Late stage: MD greater than -13 dB...[Read More] Understanding MD Values in Visual Field Tests: Do -5 Indicate Vision Loss?
Understanding Shadows in Your Vision: Could It Be Glaucoma?
Shadow in the inner field of vision? Hello doctor, I previously asked about the issue of my left eye's inner visual field appearing to go dark at the end of 2019 on this platform. At that time, it was suggested that it might be due to floaters. Later, in April 2020, I visite...
Dr. Gao Pilin Reply:
Hello Mr. Huang: This is not a symptom of glaucoma. However, if the entire grid appears black, it is difficult to determine the cause. I recommend that you see an ophthalmologist for an examination. Online answers can only serve as a reference; if necessary, it is important to se...[Read More] Understanding Shadows in Your Vision: Could It Be Glaucoma?