Understanding Temporary White Shadows in Vision: Causes and Concerns
Seeing a white shadow in the right eye? Hello Doctor: Recently, when I cover my left eye and blink with my right eye, I see a white shadow in the shape of a nose appearing in the lower left corner. The white shadow does not last long and disappears immediately after I blink. I ha...
Dr. Cai Wenyuan Reply:
Hello, it may be something similar to floaters. Wishing you peace and health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Ophthalmology Department, Taoyuan General Hospital, Ministry of Health and Welfare.[Read More] Understanding Temporary White Shadows in Vision: Causes and Concerns
Understanding Floaters and Flashes: When to Seek Eye Care
Floaters and flashes? Hello Doctor: I work in an environment where I stare at a computer for at least eight hours a day, and I am a high myopia and floaters patient. Often, when I wake up, I see wavy patterns or visual snow. When looking out the car window, I sometimes notice sym...
Dr. Cai Wenyuan Reply:
Hello, at the beginning of this month, I had a routine fundus examination, and the doctor said everything is normal. It may be symptoms of eye degeneration or floaters, and I should observe for a while and have regular check-ups. Wishing you peace and health. Sincerely, Dr. Tsai ...[Read More] Understanding Floaters and Flashes: When to Seek Eye Care
Understanding Visual Disturbances: Zigzag Patterns and Light Sensitivity
When looking at clouds in the sky or a surface illuminated by sunlight, one may observe a shimmering effect resembling water ripples? Symptom description: Whenever I look at the sky, I experience very noticeable jagged flashes resembling water ripples. It seems that above a certa...
Dr. Cai Wenyuan Reply:
Hello: If there are no issues after your examination at the hospital or clinic, try to coexist peacefully with it. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Ophthalmology Department, Taoyuan General Hospital, Ministry of Health and Welfare.[Read More] Understanding Visual Disturbances: Zigzag Patterns and Light Sensitivity
Understanding Vitreous Degeneration: Symptoms, Concerns, and Care Tips
Vitreous degeneration Hello Dr. Tsai, I am the author of the article #138258 regarding the black shadow in my eye. Following the phenomenon of flashes, I took your advice and went for a dilated eye examination with the same ophthalmologist. This time, she explained in detail that...
Dr. Cai Wenyuan Reply:
Hello, the phenomenon of shadows and flashes may not necessarily persist. In daily life, there is no need to worry excessively; regular check-ups are sufficient. Wishing you peace and health. Sincerely, Dr. Tsai Wen-Yuan, Director of Ophthalmology, Taoyuan General Hospital, Minis...[Read More] Understanding Vitreous Degeneration: Symptoms, Concerns, and Care Tips
Understanding Eye Flashes and Floaters: When to Seek Medical Advice
The eyes may see a brief flash of brightness or a dark spot that quickly disappears? Hello, doctor. I am severely myopic, around 900/1000 degrees. My right eye has had floaters for several years. I have a few questions: 1. Recently, I sometimes see a brief flash of light or a sm...
Dr. He Jianxian Reply:
It is recommended that you seek a different physician for a dilated eye examination and discuss your symptoms in detail for a more accurate assessment.[Read More] Understanding Eye Flashes and Floaters: When to Seek Medical Advice
Understanding the Risk of Glaucoma in High Myopia Patients
High myopia glaucoma Hello, I have high myopia with approximately -8.00 diopters in both eyes. In January of this year, I had an examination by a glaucoma specialist at Chang Gung Memorial Hospital. (I had a visual field test two years ago, which showed no defects.) The doctor no...
Dr. He Jianxian Reply:
1. There is a possibility, but it is not very high. 2. Your intraocular pressure is not elevated.[Read More] Understanding the Risk of Glaucoma in High Myopia Patients
Understanding Retinal Degeneration: Symptoms, Risks, and Solutions
Retinal degeneration Hello Doctor: I have high myopia with a left eye prescription of -1075 degrees (astigmatism -150) and a right eye prescription of -1100 degrees (astigmatism -175). I also have dry eye syndrome and floaters, as well as retinal degeneration (there is a retinal ...
Dr. He Jianxian Reply:
Night blindness, aside from being caused by nutritional deficiencies (such as vitamin A deficiency), is mostly related to genetics or hereditary factors, which is why it often manifests from a young age and is less common in older individuals. For your reference, if you experienc...[Read More] Understanding Retinal Degeneration: Symptoms, Risks, and Solutions
Can You Dive and Skydive with High Myopia and Astigmatism?
High myopia and astigmatism in sports (skydiving) Hello Doctor: I have myopia of -700 degrees and astigmatism of -200 degrees in both eyes. I am considering learning freediving, with depths of about 16 meters. I would like to ask: 1. Is my prescription suitable for this activity?...
Dr. Cai Wenyuan Reply:
Hello, a myopia of 700 degrees with astigmatism of 200 degrees is still within a common range and should allow for participation in general activities. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Ophthalmology Department, Taoyuan General Hospital,...[Read More] Can You Dive and Skydive with High Myopia and Astigmatism?
Understanding Dry Eye Syndrome and Floaters: Causes and Treatments
Dry Eye Syndrome and Floaters Hello Doctor, I have been experiencing frequent dryness and discomfort in my eyes since early February. Starting in March, I noticed symptoms of floaters (I stopped wearing contact lenses), and there are quite a few! In total, I can clearly see about...
Dr. Liang Ce Reply:
It is recommended to discuss with your attending physician whether further examinations are necessary. Wishing you good health.[Read More] Understanding Dry Eye Syndrome and Floaters: Causes and Treatments
Why Is My Myopia Still Increasing Despite Good Habits?
The degree of myopia has been continuously increasing? Hello Doctor, I have high myopia, with one eye at -7.25 and the other at -7.50. For the past two years, I haven't been paying much attention to my eyes and often looked at my phone in the dark, which caused my prescripti...
Dr. Cai Wenyuan Reply:
Hello, the prescription has increased by 25 degrees, which may still be within the margin of error. However, it is important to let your eyes rest more and to have regular check-ups. Wishing you peace and health. Sincerely, Dr. Cai Wenyuan, Director of Ophthalmology, Taoyuan Gene...[Read More] Why Is My Myopia Still Increasing Despite Good Habits?
Understanding Visual Disturbances: Branch-Like Shadows and Eyelash Concerns
Light and shadow in the eyes? Hello Doctor: Two days ago and today upon waking up, I experienced a strange phenomenon where I saw a branch-like light pattern when I opened my eyes. However, after blinking a few times, it disappeared and did not reappear throughout the day. It fel...
Dr. He Jianxian Reply:
1. I'm not sure what you saw either. 2. The space between the eyeball and the eyelid is completely sealed, preventing any eyelashes from entering.[Read More] Understanding Visual Disturbances: Branch-Like Shadows and Eyelash Concerns
Understanding Symptoms of Vitreous Degeneration and Retinal Health
Photopsia and vitreous floaters? I have high myopia in my right eye with a prescription of -900 diopters and astigmatism of -450 diopters. Recently, my eye pressure was found to be elevated, and I need to use eye drops regularly. I also have floaters. A few days ago, I experience...
Dr. He Jianxian Reply:
You underwent a dilated eye examination. If the tear is located in the far periphery, it may result in an invisible condition. If you have concerns, it is advisable to seek a second opinion at another medical facility for further evaluation.[Read More] Understanding Symptoms of Vitreous Degeneration and Retinal Health
Is It Dry Eye Syndrome? Understanding Symptoms and Possible Causes
Could you please clarify if this is related to dry eye syndrome? Hello, I hope you can take some time to answer, as this has been a persistent issue causing me a lot of distress... Thank you. In the past month or two, I have noticed numerous small blood vessels in my eyes that wo...
Dr. He Jianxian Reply:
Your symptoms sound a bit like eye strain, which can be described in layman's terms as presbyopia. However, considering your age, it doesn't seem like the typical onset age. Usually, if someone is a heavy user of digital devices, it is indeed possible for this condition...[Read More] Is It Dry Eye Syndrome? Understanding Symptoms and Possible Causes
Understanding Retinal Detachment Symptoms: What to Look For
Symptoms of retinal detachment? Hello Doctor, I have high myopia. Five months ago, I had a dilated retinal examination and my eyes were fine, showing only general degeneration. However, recently I have noticed brief flashes of light. What are the symptoms of retinal detachment? I...
Dr. Gao Pilin Reply:
Hello Chen: The most prominent symptom of retinal detachment is a decrease in vision, followed by issues with the visual field, such as partial blurriness. Flashes of light may sometimes be caused by vitreous degeneration pulling on the retina, and do not necessarily indicate ret...[Read More] Understanding Retinal Detachment Symptoms: What to Look For
Understanding Eye Issues: Sudden Flashes and Their Implications
Eye problems Hello doctor, a few days ago I suddenly saw a flash in the lower right corner of my eye. Is this related to anything? I only have high myopia and floaters, nothing else.
Dr. Cai Wenyuan Reply:
Hello: If you have high myopia, it is important to have regular eye examinations. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director of Ophthalmology, Taoyuan General Hospital, Ministry of Health and Welfare.[Read More] Understanding Eye Issues: Sudden Flashes and Their Implications
Managing Dry Eyes: Causes, Symptoms, and Effective Treatments
Eye strain and fatigue issues? Hello doctor, I have high myopia of about -8.50 diopters and have been experiencing floaters for over three months. Recently, I've felt that my eyes are very dry and fatigued, so I visited an ophthalmologist who diagnosed me with dry eye syndro...
Dr. Cai Wenyuan Reply:
Hello, it may be time for your eyes to take more rest and to reduce the use of electronic devices. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Department of Ophthalmology, Taoyuan General Hospital, Ministry of Health and Welfare.[Read More] Managing Dry Eyes: Causes, Symptoms, and Effective Treatments
Managing High Myopia: When to Seek Further Eye Care and Tips for Eye Health
High myopia issues Hello Doctor, I have high myopia, with approximately -1150 degrees in both eyes after dilation. Recently, I visited a general ophthalmology clinic for a dilated fundus examination, and the doctor there indicated that there is no need for concern as there are cu...
Dr. Cai Wenyuan Reply:
Hello, qualified hospitals and clinics are all acceptable. Minimize eye strain and take more breaks; just schedule the necessary examinations. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director of Ophthalmology, Taoyuan General Hospital, Ministry of Health and ...[Read More] Managing High Myopia: When to Seek Further Eye Care and Tips for Eye Health
Understanding Floaters: Causes, Concerns, and Age-Related Changes
Floaters issue? Hello Doctor: I have been experiencing floaters for a month now, and after a medical examination, it was determined to be benign floaters. However, I have some questions. 1. What are the common causes of floaters (such as high myopia, previous eye surgery, being o...
Dr. He Jianxian Reply:
The occurrence of floaters is primarily due to the liquefaction and shrinkage of the vitreous body in the eye. The main cause is age; however, myopia, trauma, inflammation, and surgery can also lead to an earlier onset. Generally, floaters tend to increase with age, but there is ...[Read More] Understanding Floaters: Causes, Concerns, and Age-Related Changes
Understanding Cataract Eye Drops: Your Questions Answered
Regarding cataract eye drops? Hello, Doctor Gao. I would like to ask a few questions. I have high myopia, and during my check-up, the doctor mentioned that I have mild cataracts in my right eye and prescribed eye drops called Corning Unis (active ingredient: pirenoxine). When I g...
Dr. Gao Pilin Reply:
Hello C34: 1. Since the eye drops are preventive, you can also apply them to the left eye. 2. You can continue to use them until finished. 3. Mild cataracts and astigmatism can both potentially cause blurred vision; whether the astigmatism has worsened can only be determined by c...[Read More] Understanding Cataract Eye Drops: Your Questions Answered
Understanding High Myopia: Eye Exams, Complications, and Dietary Tips
High myopia refraction and complications issues? Hello, doctor. My right eye has had a prescription of -7.00 for the past year, but during one dilated eye exam, it measured -7.75. A few days later, without dilation, it was back to -7.00. I've had nearly five exams throughout...
Dr. Cai Wenyuan Reply:
Hello: It is best for individuals with high myopia to have regular eye examinations, limit the use of electronic devices, allow their eyes to rest frequently, and consume plenty of fruits and vegetables. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director of the...[Read More] Understanding High Myopia: Eye Exams, Complications, and Dietary Tips