Concerns About Eye Damage from Brief Exposure to Laser Light
Seeing laser light Hello Doctor: Today, I accidentally saw a green laser light (for about 2-3 seconds) through the glass of a store that specializes in surveying laser instruments (such as line lasers, laser levels, etc.). I quickly left because I was scared. I feel uneasy, so I ...
Dr. He Jianxian Reply:
Hello Ling: Generally, unless one looks directly at high-power laser light, it is unlikely to cause damage to the macula. Once the macula is damaged, a permanent dark spot will appear in the center of vision. Since you have not experienced any visual abnormalities, theoretically,...[Read More] Concerns About Eye Damage from Brief Exposure to Laser Light
Understanding Flashing Lights After Retinal Laser Surgery: What to Expect
Flashes of light after retinal laser surgery? Hello, doctor. I would like to ask about the phenomenon of flashes (like lightning) occurring in the same location on the day after retinal laser surgery. This is the same area where I experienced flashes frequently before the surgery...
Dr. He Jianxian Reply:
Hello, Xiao Riguang: "Flash visual disturbances" occur due to traction forces that affect the retina, and they will not disappear simply after undergoing laser treatment. The flashes will only cease when the tractional pressure is relieved. Additionally, laser treatment...[Read More] Understanding Flashing Lights After Retinal Laser Surgery: What to Expect
Managing Eye Health: Tips for High Myopia and Retinal Concerns
Retinal fragility Hello, Doctor. I am a person with high myopia, with both eyes around -1200 diopters. Recently, my floaters have slightly worsened, and I am increasingly concerned about my eye condition. I have regular retinal examinations every six months and fundus photography...
Dr. Gao Pilin Reply:
Hello, Ah Wei: Since you have been consistently undergoing examinations and there have been no new issues, it's important to note that the condition of the retina cannot be assessed through description alone; it requires a direct examination by a physician for proper evaluat...[Read More] Managing Eye Health: Tips for High Myopia and Retinal Concerns
Understanding Retinal Detachment: Symptoms, Risks, and Concerns
Questions about retinal detachment? My left eye has a prescription of -400 diopters and my right eye -600 diopters. I have floaters in both eyes. In November 2018, I was diagnosed with a hole-induced retinal detachment in my left eye (not involving the macula). The doctor said I ...
Dr. Gao Pilin Reply:
Hello Yang: 1. It should not be significant; if there is a hole, water entering through the hole will continue to cause detachment. 2. The flash is above, indicating that the pull is below. The image of the retina is inverted vertically and mirrored horizontally. Taiwan E-Hospita...[Read More] Understanding Retinal Detachment: Symptoms, Risks, and Concerns
Understanding Retinal Issues: Managing Flashing Lights and Visual Disturbances
Retinal issues? Hello Doctor: I experienced a sensation of flashing lights after having a retinal tear and a posterior vitreous detachment in the first year of junior high. I asked the ophthalmologist about any retinal holes, and he said there were none. However, I would like to ...
Dr. Gao Pilin Reply:
Hello Guan-Jie: The flashes of light caused by the vitreous pulling on the retina cannot be alleviated and you will have to wait for the vitreous to gradually separate. This disturbance is likely caused by fibrous structures within the vitreous and should not be considered a path...[Read More] Understanding Retinal Issues: Managing Flashing Lights and Visual Disturbances
Understanding Flashing Lights in the Eye: Post-Surgery Concerns and Care
Flashes of light in the eyes? Dear Dr. He, My left eye experienced flashes and an increase in floaters in December of last year. After an examination at an ophthalmology clinic, both eyes were found to have retinal tears. At that time, I underwent laser treatment on my left eye....
Dr. He Jianxian Reply:
Hello Miss Liao: 1. Flashes are often caused by traction on the retina, usually indicating that there are still areas of residual tension on the retina. 2. If the frequency of flashes significantly increases, or if accompanied by floaters, it is recommended to return for a dilate...[Read More] Understanding Flashing Lights in the Eye: Post-Surgery Concerns and Care
Understanding Blurry and Dim Vision in One Eye: Possible Causes and Solutions
One eye appears bright while the other is dim and blurry? Hello Doctor: My astigmatism is 50 degrees in both eyes, with my right eye having -50 degrees of myopia and my left eye having +25 degrees of hyperopia. After wearing corrective glasses, my vision is 0.8 in each eye and 1....
Dr. Gao Pilin Reply:
Hello Ken: Dark and blurry vision may be caused by insufficient prescription or cataracts. If you have undergone laser treatment, changes in the cornea are also a factor to consider. If examinations show no significant issues, aside from wearing appropriate glasses, there may not...[Read More] Understanding Blurry and Dim Vision in One Eye: Possible Causes and Solutions
Understanding Eye Floaters: When to See an Eye Doctor
Consult a doctor about eye problems? Hello, Doctor. I recently noticed that sometimes I see small black dot-like shapes floating across my vision, especially when I move or turn my eyes. It’s more pronounced when looking at a white wall, and their movement seems quite erratic. I ...
Dr. Gao Pilin Reply:
Hello, This situation is a very typical case of floaters. I still recommend that you undergo a dilated eye examination; if everything is fine, you can rest assured. Taiwan E-Hospital Puzi Hospital Ophthalmology: Monday, Tuesday, Thursday, Friday: 8:00 AM – 12:00 PM Wednesda...[Read More] Understanding Eye Floaters: When to See an Eye Doctor
Understanding Vitreous Liquefaction and Macular Fog After Eye Surgery
Vitreous liquefaction? White haze in the macula? Hello Doctor, my left eye has a vision of 1300 and my right eye has a vision of 1100. I underwent retinal detachment surgery in my left eye 28 years ago, and my vision was 0.8 post-surgery. Recently, I had cataract surgery on my le...
Dr. Gao Pilin Reply:
Hello Mr. Kuo: 1. I cannot speculate on this situation; it is best to rely on the diagnosis of your attending physician. 2. The degeneration of the vitreous body can lead to such phenomena. As your attending physician mentioned, it is necessary to adapt to its presence, and this...[Read More] Understanding Vitreous Liquefaction and Macular Fog After Eye Surgery
Understanding Moving Light Flashes in Your Vision: Causes and Concerns
There are moving spots of light in the eyes? Hello Doctor: I would like to continue with my previous question regarding “#157148 Retinal laser treatment for retinal detachment with moving light spots.” I have 400 degrees in my left eye and 600 degrees in my right eye. Both eyes h...
Dr. Gao Pilin Reply:
Hello Mr. Shi: If the physician examines you and finds no issues, it can be considered as vitreous floaters. If there are no changes, an annual check-up will suffice. The ophthalmology department at Puzi Hospital in Taiwan is open on Monday, Tuesday, Thursday, and Friday mornings...[Read More] Understanding Moving Light Flashes in Your Vision: Causes and Concerns
Understanding Light Flashes After Retinal Laser Treatment for Detachment
After retinal laser treatment for retinal detachment, there may be movement of light flashes? My left eye has a refractive error of -400 diopters, and my right eye has -600 diopters. Both eyes have floaters. In November 2018, I was diagnosed with a hole-induced retinal detachment...
Dr. Gao Pilin Reply:
Hello Mr. Shi, 1. Is the sensation of these floaters caused by vitreous detachment pulling on the retina? I have been experiencing this phenomenon for over a year. The doctor said it will gradually improve, but how much longer might it take? It is possible, but the timing is unc...[Read More] Understanding Light Flashes After Retinal Laser Treatment for Detachment
Understanding Retinal Degeneration and Floaters: Key Questions Answered
Retina + Floaters Hello Doctor, I have approximately 500 degrees of myopia in both eyes. Since March, I have been experiencing floaters, and in April, I noticed flashes of light while sleeping. After a check-up, I was advised to go to the hospital, where I underwent three examina...
Dr. Gao Pilin Reply:
Hello, Xiaoyu: 1. If laser treatment is performed for prevention, will the areas that have been treated no longer have issues with holes in the future? Will regular check-ups suffice? If there are concerns about potential holes, the doctor may recommend applying laser treatment ...[Read More] Understanding Retinal Degeneration and Floaters: Key Questions Answered
Understanding Ghosting and Halos in High Myopia After Eyelid Surgery
Seeing ghosting of text on the screen and noticeable halos around lights when viewing at night? I have high myopia and a drooping eyelid issue in my left eye. Since undergoing surgery for the left eyelid lift, I have been experiencing halos at night. Recently, when looking at scr...
Dr. He Jianxian Reply:
Hello, Xiaolin: Regarding the eyelid lift surgery, it is possible that the elevation of the eyelids may have altered the curvature of the cornea, which could lead to some discomfort and the phenomenon you are experiencing. This is purely a hypothesis, and I cannot find a very rea...[Read More] Understanding Ghosting and Halos in High Myopia After Eyelid Surgery
Understanding Recurring Wet Macular Degeneration: Causes and Prevention Strategies
Wet macular degeneration is characterized by recurrent episodes and neovascularization. Please advise on the causes and prevention methods? Hello, Doctor. I am 27 years old and have been suffering from recurrent macular degeneration for about five years. I maintain a light diet, ...
Dr. He Jianxian Reply:
Hello Ms. M: I have limited experience with macular issues in young patients and do not want to give inappropriate advice. I recommend that you consult a retinal specialist for proper guidance. Dr. He Jianxian, Nantou Hospital.[Read More] Understanding Recurring Wet Macular Degeneration: Causes and Prevention Strategies
Understanding Fixed Black Spots in Vision: Possible Causes and Next Steps
There is a small dark shadow in the line of sight of the right eye, and its position is fixed? Hello Doctor, last Thursday (5/7), I noticed an abnormality in my right eye while looking at my phone. When reading, some words appear blurry or have missing parts, and I experience a h...
Dr. Gao Pilin Reply:
Hello Eric: Based on your description, it seems more like posterior vitreous detachment, which can produce a ring-like shadow known as a Weiss ring. This ring is formed at the location where the vitreous separates from the optic nerve, so it appears relatively fixed in your visio...[Read More] Understanding Fixed Black Spots in Vision: Possible Causes and Next Steps
Understanding Strabismus and Vitreous Degeneration: Expert Insights
I'm sorry, but I cannot provide a translation for "續問題156050" as I really want to tell my wife... there is a God, so pray quickly! First of all, Dr. Gao's professional insights are spot on! 1. I do have a similar strabismus issue. Since my right ear has had lo...
Dr. Gao Pilin Reply:
Hello Mr. Zhang, 1. If you feel extremely tired after just one day of work, or if it occasionally happens after waking up, it shouldn't be a major concern. 2. Vitreous degeneration is a normal physiological change, and there are no methods to slow down or inhibit its occur...[Read More] Understanding Strabismus and Vitreous Degeneration: Expert Insights
Understanding Visual Distortion: Causes Beyond Eye Health
Distorted vision? I have myopia of about -3.00 diopters in both eyes. Recently, for the past week, I have been experiencing distortion in my vision (I have already visited an ophthalmologist, and the examination results showed that my retina and macula are normal). What other rea...
Dr. Gao Pilin Reply:
Hello, regarding your description, it is still possible that you have macular degeneration. I would like to know where you had your examination. If possible, please visit a larger regional hospital or medical center for a better evaluation. If the macula is normal, we should chec...[Read More] Understanding Visual Distortion: Causes Beyond Eye Health
Vision Disturbances After Neck and Shoulder Massage: What to Know
Visual disturbances after neck and shoulder massage? Hello Doctor: At the beginning of last month, I went to a nearby clinic for a shoulder and neck massage (prone position). After the massage, I suddenly experienced blurred vision in both eyes, but after about an hour, my vision...
Dr. Gao Pilin Reply:
Hello, Xiao Lai: This phenomenon may be related to transient visual obscurations. You can refer to: https://bit.ly/2OVs5vk. It might be caused by pressure on the carotid artery during neck and shoulder massage. However, your condition should be temporary and may gradually improve...[Read More] Vision Disturbances After Neck and Shoulder Massage: What to Know
Seeing Spots on Screen: Eye Health Concerns for Myopic Students
Viewing electronic devices in the dark? Hello, I am currently a junior with myopia of -800/-700. Last night, while looking at my phone in the dark, I noticed a small dot on the screen with my right eye (I don't usually look at my phone in the dark; it adds up to about 20 min...
Dr. Gao Pilin Reply:
Hello, university student: If the symptoms disappear, it is not an issue with the macula; it may be related to something in the vitreous, which is known as floaters. Your condition should be harmless. However, it is still advisable to get it checked for peace of mind. In Taiwan, ...[Read More] Seeing Spots on Screen: Eye Health Concerns for Myopic Students
Understanding Cataract Surgery: Common Concerns and Artificial Lens Choices
Could you please provide more specific questions regarding cataract surgery and intraocular lenses? Dear Doctor, A few days ago, my father underwent cataract surgery. He had been delaying the surgery for nearly ten years and decided to opt for a better quality intraocular lens (...
Dr. He Jianxian Reply:
Hello Mr. Bruce: Essentially, cataract surgery cannot be described as a "very quick and simple" procedure. The actual surgical process may take around ten to twenty minutes, but there are many preparatory steps involved, making the entire process take about 40 minutes t...[Read More] Understanding Cataract Surgery: Common Concerns and Artificial Lens Choices