Understanding Floaters and Flashes: Eye Symptoms Explained
Floaters and flashes? Hello, doctor. I have a myopia of -500 in each eye, with approximately -50 degrees of astigmatism. I have undergone dilation examinations at the hospital, and my retina is normal. When using a computer or smartphone, I occasionally see some black and white s...
Dr. Gao Pilin Reply:
Hello, Ah Yan: Your condition is a typical symptom of floaters. In fact, floaters are always present, but why are they more noticeable when using a computer or smartphone? This is because the screens of computers and smartphones emit stronger light, making floaters more apparent ...[Read More] Understanding Floaters and Flashes: Eye Symptoms Explained
Understanding Post-Cataract Surgery Light Halos: Causes and Solutions
The appearance of white halos after cataract surgery? Hello Dr. Tsai, I am 46 years old. On July 20, I underwent phacoemulsification surgery for cataract in my left eye at Mackay Memorial Hospital, where a health insurance-covered intraocular lens was implanted. My vision returne...
Dr. Cai Wenyuan Reply:
Hello, your issue is not common, and it is unclear where the problem lies or if it is related to the lens. It is recommended that you visit a medical center for examination.[Read More] Understanding Post-Cataract Surgery Light Halos: Causes and Solutions
Understanding Retinal Holes: Causes, Treatments, and Concerns
Retinal tears and issues related to the vitreous? I have been seeking medical advice for the past six months, and the answers I received have been inconsistent. I am currently concerned that I may be suffering from bipolar disorder or depression, and I hope to receive assistance ...
Dr. Cai Wenyuan Reply:
Hello, 1. It is likely related to myopia. 2. It should not be. 3. It should not be. 4. It is unrelated. 5. It will not happen. 6. It is not. 7. It is not related to retinal holes. Wishing you peace and health, Dr. Tsai Wen-Yuan, Director of Ophthalmology, Taoyuan Ge...[Read More] Understanding Retinal Holes: Causes, Treatments, and Concerns
Understanding Halos Around Lights: Is It Glaucoma at 17?
Iridescence issue At night, while on the road, I notice that some car headlights or streetlights appear to have a halo effect, while others do not. Especially with headlights in the distance, they seem to emit rainbow-like colors, but as the car gets closer, the halo effect becom...
Dr. Cai Wenyuan Reply:
Hello, the likelihood of glaucoma is not high, but please make sure to have regular medical check-ups. 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 Halos Around Lights: Is It Glaucoma at 17?
Understanding Persistent Visual Flashes: Causes and Concerns
Is it eye fatigue? Seeing bright spots of red, green, yellow, and blue scattered throughout your field of vision, which do not move regardless of the direction you look, and do not affect your ability to see other objects, may indicate a phenomenon known as "visual snow"...
Dr. He Jianxian Reply:
Since I have not encountered a patient with such symptoms, I cannot fully understand your situation. In general, we do not perceive nonexistent objects or light in our visual field. I recommend that you consult an ophthalmologist for a thorough examination and advice.[Read More] Understanding Persistent Visual Flashes: Causes and Concerns
Consequences of Long-Term Myopia Without Glasses: What You Need to Know
What are the consequences of long-term myopia without wearing glasses? Hello Dr. Tsai: I have been nearsighted since I was 10 years old, and my current prescription is -2.50 in the left eye and -2.75 in the right eye, with astigmatism of -0.50 in both. I only wear glasses for non...
Dr. Cai Wenyuan Reply:
Hello, if your prescription is too strong, it is advisable to continue wearing glasses. The key to eye health is simple: take adequate breaks and minimize the use of electronic devices. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Department of Oph...[Read More] Consequences of Long-Term Myopia Without Glasses: What You Need to Know
Understanding Flashing Lights and Floaters: Key Questions Answered
Subsequent Issues After Floaters and Flashes Hello, doctor. Thank you for responding to my previous question. I went for a dilated eye exam (before seeing your response), and the results were the same as last time; my prescription hasn't changed. The doctor mentioned that th...
Dr. Cai Wenyuan Reply:
Hello, does the magnifying glass refer to contact with the eyeball? This is not necessary, but it does provide a better three-dimensional view. Generally, this examination is performed when there is a suspicion of a retinal tear to confirm it. A standard fundus examination requir...[Read More] Understanding Flashing Lights and Floaters: Key Questions Answered
Understanding Flickering Lights and Flashing Vision: Eye Health Insights
The lights sometimes flicker brightly, and there are flashes when I close my eyes? Three weeks ago, I noticed that indoors, the lights seemed to flicker, dimming for a moment before brightening again, with this change happening very quickly, possibly in less than a second, and oc...
Dr. Gao Pilin Reply:
Hello Mr. Pai: These two phenomena are likely due to different causes. The dimming of lights may be related to blood circulation issues, and you may want to consult a cardiologist. The flashes in your vision could be caused by the vitreous pulling on the retina, leading to electr...[Read More] Understanding Flickering Lights and Flashing Vision: Eye Health Insights
Understanding Fluctuating Vision: Causes and Solutions for Eye Health
Misjudgment of eye prescription and concern about the increase in the degree of myopia? Hello Doctor, I am nearly 34 years old this year. Since childhood, my family strictly limited my reading, writing, and television viewing distances. During fifth and sixth grade, when I love...
Dr. Cai Wenyuan Reply:
Hello, I believe your issue is not serious. I recommend visiting a medical center for a check-up. Wishing you peace and good health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Ophthalmology Department, Taoyuan Hospital, Ministry of Health and Welfare.[Read More] Understanding Fluctuating Vision: Causes and Solutions for Eye Health
Understanding Eye Tremors: Is It Normal to Feel Shaking When Eyes Are Closed?
Experiencing tremors when closing the eyes? Hello, doctor. Is it normal to feel a shaking sensation in front of my eyes when I close them? Occasionally, I also notice a slight shaking when my eyes are open, but it doesn't affect my vision. It seems that when I concentrate on...
Dr. Gao Pilin Reply:
Hello, The eye twitching you are experiencing may be related to nystagmus, which is often congenital. If it does not affect your vision, it is generally not a concern. However, I recommend visiting a hospital with a neurology department to have a physician evaluate your conditi...[Read More] Understanding Eye Tremors: Is It Normal to Feel Shaking When Eyes Are Closed?
Understanding Blue Light Perception and Glaucoma Symptoms
Blue light from lighting peripherals Hello Doctor: I was recently diagnosed with glaucoma, but I still have some questions that my treating physician did not address. 1. When I look at bright lights (especially very bright ones), I notice a blue halo around the edges of the lig...
Dr. He Jianxian Reply:
Your intraocular pressure is currently within the normal range. Unless there is further deterioration in the visual field examination, there is no need for additional measures to lower the eye pressure. As for the blue light you are seeing, it is likely unrelated to glaucoma. How...[Read More] Understanding Blue Light Perception and Glaucoma Symptoms
Can Floaters Improve? Insights on Eye Health and Vision Care
Can floaters improve? Hello, doctor. I have a couple of questions: 1. For some people, floaters may improve (disappear), while for others, they do not. Is it possible that the liquefied vitreous body could be absorbed by the intraocular tissues, leading to a reduction in floaters...
Dr. Cai Wenyuan Reply:
Hello, liquefied vitreous can sometimes shift to areas outside of the line of sight, making the symptoms less noticeable. Natural methods are best; whether it's resting your eyes or looking into the distance, both are good practices. Wishing you peace and health. Sincerely, ...[Read More] Can Floaters Improve? Insights on Eye Health and Vision Care
Understanding Eye Fatigue: Causes, Symptoms, and Solutions
Eye fatigue Hello, Doctor Gao. Thank you for taking the time to answer my questions! I sincerely appreciate it. Around early August, I suddenly experienced light sensitivity in my right eye when looking at the computer. I consulted a doctor who prescribed eye drops for fatigue. D...
Dr. Gao Pilin Reply:
Hello, 1. There are many reasons for photophobia; it could be due to fatigue or an inflammatory condition. 2. If you see floaters and your retinal examination is normal, there is no need to worry. 3. The size, shape, quantity, and color intensity of floaters can vary. 4. Flo...[Read More] Understanding Eye Fatigue: Causes, Symptoms, and Solutions
Understanding Floaters: Causes, Concerns, and Management Tips
Questions related to floaters? Hello Doctor, I have been diagnosed with vitreous floaters, and I have a few questions: 1. Under what circumstances do vitreous floaters occur and worsen? 2. Is the occurrence of vitreous floaters related to prolonged exposure to computer and smartp...
Dr. He Jianxian Reply:
1. The occurrence of floaters can be attributed to various causes, such as high myopia, trauma, inflammation, and post-surgical changes, but the most common cause is aging. Floaters themselves cannot be treated with medication or eye drops, and dietary therapy is also unlikely to...[Read More] Understanding Floaters: Causes, Concerns, and Management Tips
Understanding Eye Asymmetry: Causes, Concerns, and Solutions
Inquiry about asymmetrical eyes? Hello Doctor, I am a recent college graduate and have been troubled by the issue of uneven eyes since high school, with my left eye appearing smaller than my right. This difference can sometimes be quite noticeable. To provide some background on...
Dr. Cai Wenyuan Reply:
Unless there is atrophy or blindness of the eyeball, there should not be a difference in eye size. What you are referring to as "size difference" likely pertains to the relationship between the upper and lower eyelids. If this is a concern, you may consider consulting a...[Read More] Understanding Eye Asymmetry: Causes, Concerns, and Solutions
Why Your Pupils May Not Dilate After Multiple Eye Drops
I received dilating eye drops four times at the hospital, but my pupils did not dilate? Hello, doctor. Last time I was in Taiwan to get glasses, the optometrist mentioned that there seems to be an obstruction in my vision. I experience overlapping images, and I can only see the m...
Dr. Cai Wenyuan Reply:
There are many reasons why the pupils may not dilate after the administration of mydriatic agents. Common causes include pupillary adhesions, the use of sympathomimetic medications, diabetes, and others. It is still advisable to seek medical evaluation for proper assessment.[Read More] Why Your Pupils May Not Dilate After Multiple Eye Drops
Understanding Post-Laser Treatment: Why Am I Seeing Black Spots?
After laser treatment, numerous black spots appeared? Dear Doctor, On the 13th of this month, I suddenly noticed a significant increase in floaters in my left eye. On the 16th, I underwent a dilated eye exam at a local ophthalmology clinic, where the doctor mentioned that there...
Dr. Cai Wenyuan Reply:
The increase in floaters is not necessarily related to laser treatment. However, if the floaters continue to increase, it is advisable to have regular medical check-ups.[Read More] Understanding Post-Laser Treatment: Why Am I Seeing Black Spots?
Post-Vitreous Surgery: Understanding Visual Distortion After Retinal Detachment
After undergoing vitrectomy surgery due to retinal detachment, visual distortions and deformations may occur? Hello, Doctor. My mother underwent a vitrectomy with gas tamponade on July 18 due to a retinal detachment in the upper part of her retina. Postoperatively, she was advise...
Dr. He Jianxian Reply:
Basically, if there is a change in the arrangement of the receptors in the macula, it could potentially lead to this condition. It is advisable to consult your attending physician directly during your follow-up appointment for more appropriate guidance.[Read More] Post-Vitreous Surgery: Understanding Visual Distortion After Retinal Detachment
Do Contact Lenses Increase the Risk of Retinal Detachment?
Does wearing contact lenses lead to retinal detachment? I have myopia of -7.00 in my left eye and -10.00 in my right eye, along with floaters. I would like to know if wearing contact lenses could lead to retinal detachment. I've read a lot of information online; some say it ...
Dr. Gao Pilin Reply:
Hello, Jie: Wearing contact lenses does not cause retinal detachment and is completely unrelated. Inadequate disinfection can easily lead to corneal infections, which may result in corneal ulcers, and this is correct. At the E-Hospital in Puzi, Taiwan, the ophthalmology departmen...[Read More] Do Contact Lenses Increase the Risk of Retinal Detachment?
Understanding Visual Disturbances: Common Eye Issues Explained
Light spots in front of the eyes? 1. Hello Doctor, I have a question that has been bothering me for a long time. Whenever I look at white walls, the sky, or a dark room with the lights off, I see small flickering lights that resemble noise. This symptom is not very pronounced, bu...
Dr. Gao Pilin Reply:
Hello, university student: 1. If the examination shows no issues, then there is no need to worry. 2. It may be that the vitreous has detached from the retina, and that small circle represents the location of the nerve. Please refer to this link: https://goo.gl/aDUjFr. 3. I am sor...[Read More] Understanding Visual Disturbances: Common Eye Issues Explained