Understanding Flashing Lights and Floaters in Your Vision
The appearance of flashing spots or floaters in the eyes? Dear Dr. Gao, I experienced floaters in April and mid-May and underwent a dilated fundus examination, which diagnosed my retina as intact with no tears, only ordinary floaters. Recently, when I look down and then raise my...
Dr. Gao Pilin Reply:
Hello Mr. Ching: This is likely a substance within the vitreous body. It is also a type of floaters. It should not be related to retinal detachment. You can observe it on your own.[Read More] Understanding Flashing Lights and Floaters in Your Vision
Understanding Vitreous Degeneration and Macular Fold: Eye Health Insights
Vitreous degeneration and macular folds? Hello, doctor. Yesterday, I went to the hospital for an examination of my eyes. My left eye had previously undergone retinal detachment surgery with vitrectomy and silicone oil filling, and the oil was removed four months ago. During the e...
Dr. Gao Pilin Reply:
Hello: 1. If vision is not significantly affected, observation is sufficient; however, if vision begins to deteriorate and images start to distort, surgical intervention should be considered. 2. Vitrectomy will aim to remove the vitreous body as completely as possible, and any re...[Read More] Understanding Vitreous Degeneration and Macular Fold: Eye Health Insights
Understanding Eye Flashes: Causes and Concerns for Retinal Health
Flashes of light in the eyes? I have floaters and retinal degeneration. A few days ago, while trying to swat a mosquito, I noticed flashes in the corner of my eye when moving my eyeball. However, during the day and at night, when my eyes are closed or when I look at things, there...
Dr. He Jianxian Reply:
This phenomenon, commonly referred to as "photopsia," represents the tension created between the vitreous body and the retina during rapid eye movements. If these flashes occur too frequently, it is essential to undergo a dilated eye examination to prevent any potential...[Read More] Understanding Eye Flashes: Causes and Concerns for Retinal Health
From Floaters to Fear: Understanding Eye Health and Anxiety
From visual snow syndrome to psychiatric disorders? I have been very worried and scared lately due to my floaters, to the point that I fear I might go blind every time I wake up. I’ve heard that floaters are caused by the aging of the eye, leading to the liquefaction of the vitre...
Dr. Gao Pilin Reply:
Hello Mr. Wu: This is usually harmless, and if the examination shows no issues, you can rest assured. Many people experience this phenomenon, so there is really no need to worry too much. However, it would be best to consult an ophthalmologist. If you continue to feel down, it wo...[Read More] From Floaters to Fear: Understanding Eye Health and Anxiety
Understanding Post-Retinal Laser Surgery Visual Disturbances
Post-Retinal Laser Surgery Hello, Doctor. I had retinal laser surgery six months ago, and I recently had an eye exam where my vision was found to be stable. However, just now I suddenly saw striped patterns in my vision (similar to a water mark), and it persisted even after I too...
Dr. Gao Pilin Reply:
Hello, when the vitreous body degenerates, this kind of situation can occur. When fluid enters the vitreous cavity, this phenomenon happens. This phenomenon will return to normal after a while.[Read More] Understanding Post-Retinal Laser Surgery Visual Disturbances
Concerns About Retinal Laser Treatment: Are You Dealing with a Quack?
Retinal laser therapy I was previously diagnosed with a retinal hole at a small clinic and underwent retinal laser treatment. However, subsequent examinations at a hospital showed no holes or laser marks. I would like to know if I might have encountered a fraudulent physician tak...
Dr. Gao Pilin Reply:
Hello, Floater: I apologize for not providing speculative answers here. However, lasers typically do not cause floaters.[Read More] Concerns About Retinal Laser Treatment: Are You Dealing with a Quack?
Understanding Retinal Laser Treatment: When Is It Necessary?
Retinal laser treatment According to news reports, Dr. Tsui Yong-Ping pointed out that if individuals suffer from lattice degeneration of the retina, they do not necessarily need to undergo laser surgery if there are no symptoms or if the affected area is small. However, if patie...
Dr. Gao Pilin Reply:
Hello, concerned individual: 1. There are no holes or thinning observed. 2. It should be considered large. 3. It is unlikely; the focus is on the retina. 4. Uncertain. It may not be too high.[Read More] Understanding Retinal Laser Treatment: When Is It Necessary?
Understanding Nighttime Eye Symptoms: Is It Floaters or Something Else?
In the dark, there is a bright spot at the corner of the right eye, resembling a shiny web of white hair? I have high myopia, with both eyes around 800 to 900 degrees. I have had floaters in both eyes for several decades. Recently, in the dark at night, I notice bright patterns i...
Dr. Gao Pilin Reply:
Hello Mr. Chen: This phenomenon is due to the vitreous body detaching from the retina, where the boundary of contact is precisely where the traction occurs, causing the light to appear as filamentous or arc-shaped. Posterior vitreous detachment may occur, but there may still be a...[Read More] Understanding Nighttime Eye Symptoms: Is It Floaters or Something Else?
Sudden Eye Flashes: Causes and When to Seek Medical Attention
A sudden flash of light in the field of vision? Hello, doctor. Recently, I have been experiencing occasional flashes of white light in my vision, similar to a camera flash. It feels like my eyes are being flashed. Sometimes, when I look down to read for an extended period, I noti...
Dr. Gao Pilin Reply:
Hello, Huahua: This could possibly be an issue with the vitreous body and retina, which is usually benign. However, it is still recommended that you visit an ophthalmologist for an examination as soon as possible.[Read More] Sudden Eye Flashes: Causes and When to Seek Medical Attention
Can You Take the High-Speed Train with Eye Flashes?
If you are experiencing flashes of light in your vision, it is advisable to consult a healthcare professional before taking a high-speed train. Flashes of light can be a sign of various eye conditions, some of which may require immediate attention. It is important to ensure your ...
Dr. Gao Pilin Reply:
Hello, 1. It is possible that the small discharge caused by the pulling is minimal, resulting in only a faint light. Other factors cannot be determined. 2. The acceleration of the high-speed train at startup is only 2.0 km/h/s, which is less than 0.2G. There is not much of a p...[Read More] Can You Take the High-Speed Train with Eye Flashes?
Understanding Sudden Eye Symptoms: When to Seek Further Evaluation
Eye problems Hello, doctor. Yesterday while reading, I suddenly saw a crack in my left eye, and there was also flickering at the corner of my eye, but it disappeared after 20 minutes. During my vision check, I asked the doctor, but he didn't examine me and said it was eye fa...
Dr. Gao Pilin Reply:
Hello Mr. Tsai: In addition to fatigue, this phenomenon may be related to changes in the vitreous body. If the examination shows no issues, you can rest assured.[Read More] Understanding Sudden Eye Symptoms: When to Seek Further Evaluation
Understanding Glare Issues After Vitreous Detachment: Causes and Solutions
Glare issues Hello, I developed floaters two months ago and had my retina examined after dilation, which showed no issues. However, I have recently started experiencing glare at night (which I didn't have before). My myopia in both eyes is approximately -3.50 diopters. I wou...
Dr. Gao Pilin Reply:
Hello Miss Lin: Typically, issues with the vitreous body do not cause glare. Problems related to refractive errors, the cornea, or the lens are more likely to result in such symptoms. It is advisable to have an eye examination.[Read More] Understanding Glare Issues After Vitreous Detachment: Causes and Solutions
Understanding Floaters, Retinal Tears, and Vision Changes in Myopia
Floaters, retinal tears, and increased refractive error issues? Hello, doctor. Thank you for taking the time to address the public's concerns. I have myopia and astigmatism measured as follows: Left: 900/325, Right: 700/325. Two years ago, during a floater examination, the d...
Dr. Gao Pilin Reply:
Hello: 1. A slight increase in prescription is likely normal. 2. If you are unsure about whether to proceed with laser treatment, it is recommended that you visit a hospital with a retinal specialist for an examination. 3. If there has been a previous tear, it indicates that ther...[Read More] Understanding Floaters, Retinal Tears, and Vision Changes in Myopia
Understanding Occasional Flashing Spots in Floaters: Eye Health Insights
Occasional flashes and floaters? I have had floaters in my eyes for over 10 years, with larger transparent floaters present in both eyes. Occasionally, after vigorous head movements, I experience a brief appearance of a group of bright white dots that move quickly and then disapp...
Dr. Gao Pilin Reply:
Hello, DEST: Floaters and flashes are both degenerative changes of the vitreous body. As long as there is no damage to the retina, such as a tear or hole, they are harmless to the retina. Therefore, it is not a degeneration of the retina. The flashes that occur when you squat and...[Read More] Understanding Occasional Flashing Spots in Floaters: Eye Health Insights
Understanding Floaters: Causes and Concerns for Eye Health
Eye problems I have floaters in my vision, and when I go outside, I sometimes see a phenomenon that resembles rain in my eyes. However, during an examination at a major hospital, the doctor found no holes in my retina. What could be the reason for this? Thank you for your hard wo...
Dr. Cai Wenyuan Reply:
It may be related to the vitreous body.[Read More] Understanding Floaters: Causes and Concerns for Eye Health
Understanding Eye Floaters and Blinking Issues: What You Need to Know
Subsequent Issues with Floaters and Blinking Problems Hello, Doctor. I apologize for bothering you, but I have a few questions that have been troubling me for a long time, and I am really anxious. I developed floaters around November last year, and it has been very distressing. I...
Dr. Gao Pilin Reply:
Hello, anxious college student: 1. It's a common phenomenon among adolescents, but I'm not sure either. 2. The Amsler grid test assesses the macula but cannot determine retinal thinning. 3. Floaters are not related to bright lights. 4. If you see bright lights when blin...[Read More] Understanding Eye Floaters and Blinking Issues: What You Need to Know
Understanding High Myopia: Flashing Lights and Eye Health Concerns
High myopia Hello Doctor, I have myopia of 800 degrees and floaters. Recently, when I jump during exercise (like jogging or skipping rope), I experience white flashes of light. I had an eye examination at a clinic four months ago, and there were no issues at that time. I would li...
Dr. He Jianxian Reply:
The condition you described is clinically referred to as "photopsia," which is primarily caused by the movement of the vitreous body pulling on the retina, resulting in a pressure response. If a dilated fundus examination has been performed and no issues were found, it ...[Read More] Understanding High Myopia: Flashing Lights and Eye Health Concerns
Understanding Vitreous Degeneration: Symptoms and Concerns Explained
Vitreous degeneration 1. I see dark shadows in the corners of my eyes, but they disappear when I don't look. I'm not sure if this is related to floaters. What could this condition indicate? 2. When I strain my eyes or slightly close them, the floaters seem to increase...
Dr. Gao Pilin Reply:
Hello Mr. Chiu: This should be various phenomena associated with floaters. It's good that the retinal examination showed no issues, as floaters are located in the vitreous body. Seeing halos around lights at night is most commonly due to astigmatism or some degree of refract...[Read More] Understanding Vitreous Degeneration: Symptoms and Concerns Explained
Understanding Sudden Grayish Ovals in Vision: Possible Causes and Concerns
A sudden appearance of a flat oval-shaped "mosaic/ground glass" grayish-white shadow in the right eye? Hello Doctor: My left eye is hyperopic at +2.25 diopters, and my right eye is myopic at -6.25 diopters. Due to severe astigmatism in my left eye, I have some amblyopia...
Dr. Gao Pilin Reply:
Hello Mr. N: If you notice movement that follows your eye movements but is slightly out of sync and appears shaky, it is likely due to opacities in the vitreous body. These opacities can sometimes be undetectable during examinations and are only perceptible to the individual. Vit...[Read More] Understanding Sudden Grayish Ovals in Vision: Possible Causes and Concerns
Understanding Post-Laser Retinal Changes: Addressing Concerns and Symptoms
Retinal laser therapy Good evening, Dr. Gao. Following your advice, I have scheduled an appointment with the retinal specialist at Taichung Veterans General Hospital on August 3rd to investigate the cause of the black shadows that appeared after my laser treatment. I am particula...
Dr. Gao Pilin Reply:
Hello, concerned individual: 1. The black shadows associated with floaters may not necessarily be related to laser treatment; many people experience these shadows, which could be a normal part of vitreous degeneration. Therefore, the presence of these shadows is not necessarily ...[Read More] Understanding Post-Laser Retinal Changes: Addressing Concerns and Symptoms