Understanding Retinal Detachment Risks in High Myopia Patients
Retinal detachment Dear Doctor, if a patient has myopia of 1000 degrees and has undergone laser treatment for a retinal detachment in one eye, is there still a high risk of further detachment? Additionally, if the laser treatment is repeated multiple times, does this create a vic...
Dr. Gao Pilin Reply:
Hello Evelin: Actually, it depends on the situation and cannot be generalized. Some individuals may not experience any further detachment after the procedure, while others may have recurrences. It is essential to consult with a retinal specialist for an assessment of the possible...[Read More] Understanding Retinal Detachment Risks in High Myopia Patients
Understanding Floaters and Light Halos: Are They Normal?
The issue of floaters and halos? Hello, doctor. I started experiencing floaters at the beginning of this year and have had my retina examined with dilation at an ophthalmology clinic twice. The doctor said there were no issues with my retina. However, recently when riding my bike...
Dr. Gao Pilin Reply:
Hello Mr. Tang: Seeing halos may be related to refractive issues, and wearing appropriate glasses may help improve the situation.[Read More] Understanding Floaters and Light Halos: Are They Normal?
Seeing Rainbow Halos Around Lights After Dilation: Is It Normal?
After dilation, seeing halos around streetlights? Hello, doctor. I have high myopia (left eye -1050, right eye -1200) and floaters. Due to the combination of high myopia and floaters, I regularly undergo retinal examinations. In the past two weeks, I have had two dilated eye exam...
Dr. He Jianxian Reply:
It is possible to experience this phenomenon after dilation; there is no need to worry as long as it resolves once the pupils return to normal. Dr. Ho Chien-Hsien, Ophthalmology Department, Nantou Hospital.[Read More] Seeing Rainbow Halos Around Lights After Dilation: Is It Normal?
Understanding Occasional Blackouts in Vision: Causes and Solutions
The eyes may briefly flash black (for a few seconds), and occasionally there may be a perception of the visual field appearing darker or brighter? 1. Since around the middle of last month, I have been experiencing occasional brief flashes of darkness in my vision (lasting a few s...
Dr. Gao Pilin Reply:
Hello Jason: On December 10th, I already answered your question regarding the same issue, which you may have missed. I would like to explain it again. If all the tests have come back normal, it may just be a temporary phenomenon caused by the constriction of the retinal blood ves...[Read More] Understanding Occasional Blackouts in Vision: Causes and Solutions
Understanding Occasional Blackouts in Vision: Causes and Solutions
The eyes may briefly flash black for a moment (a few seconds), and occasionally there is a perception of the visual field appearing darker or brighter? 1. Since around mid-last year, I have occasionally experienced brief flashes of darkness in my vision (lasting a few seconds). H...
Dr. Gao Pilin Reply:
Hello Jason: If all these tests are normal, it may just be a phenomenon caused by temporary constriction of the retinal blood vessels. For this issue, it would be advisable to seek an evaluation from the retina department at a teaching hospital and get the opinion of a retina spe...[Read More] Understanding Occasional Blackouts in Vision: Causes and Solutions
Understanding Brief Blackouts and Visual Fluctuations in Your Eyes
The eyes may briefly flash black (for a few seconds), and when staring blankly, there is a sensation of fluctuating brightness? 1. From Monday to Friday, during workdays, I often feel a momentary blackout in my vision, similar to a flickering light bulb above my head. When it’s l...
Dr. He Jianxian Reply:
If you have undergone so many tests and all results are normal, there should be no need for excessive concern, as no issues are apparent. The truly dangerous condition known as "amaurosis fugax," which is characterized by transient vision loss, typically lasts for sever...[Read More] Understanding Brief Blackouts and Visual Fluctuations in Your Eyes
Red Veins in Eye After Wearing Contact Lenses: Should I Be Concerned?
Bloodshot eyes while wearing contact lenses? Hello doctor, I haven't worn contact lenses for about six months. Yesterday, I wore them for over 12 hours, and when I got home, I noticed that the outer part of the sclera in my left eye was filled with radiating red blood vessel...
Dr. He Jianxian Reply:
The recommended wearing time for contact lenses is within 8 hours. Exceeding this duration can lead to increased hypoxia in the cornea as the wearing time increases. Consequently, after removing the contact lenses, there may be surface congestion due to hypoxic irritation, which ...[Read More] Red Veins in Eye After Wearing Contact Lenses: Should I Be Concerned?
Understanding Peripheral Retinal Thinning: Concerns and Laser Treatment
Extensive retinal thinning Hello, doctor. I have experienced thinning of the retina around my eyes, with both eyes affected, but the right eye is particularly severe. I can see a fixed shadow at the edge of my visual field, which has a distinct border, resembling a layer. Six mon...
Dr. Liang Ce Reply:
It is recommended that you discuss the above situation with your attending physician to determine if further examinations are necessary. Thank you, and wishing you good health![Read More] Understanding Peripheral Retinal Thinning: Concerns and Laser Treatment
Can Laser Surgery Cause Severe Dry Eyes? Understanding Post-Procedure Symptoms
Retinal tear In September, I paid for a dry eye examination, where my tear production was measured at 17 for the left eye and 7 for the right eye. There was evidence of meibomian gland obstruction, and the lipid layer was approximately 35. The doctor advised me to apply warm comp...
Dr. Gao Pilin Reply:
Hello Mr. Wang: The laser treatment is performed on the retina, so it is unrelated to dry eye. There are treatment options for dry eye syndrome. Please refer to: https://reurl.cc/EZdQ4v and consider consulting the ophthalmology department at a teaching hospital.[Read More] Can Laser Surgery Cause Severe Dry Eyes? Understanding Post-Procedure Symptoms
Understanding Flashing Lights in Vision: Causes and Treatments
Flashes of light in the eyes? Hello, Doctor Gao! I have a series of questions that span issues related to flashes in the eyes, the retina, and the macula. Recently, the "flashes" have been the most troubling, so I apologize for the number of questions. I first experienc...
Dr. Gao Pilin Reply:
Hello: 1. Macular folds may affect drug penetration. The ophthalmologist's examination indicated that "the retina appears to have no significant issues, and regular follow-up visits are sufficient," so you can be reassured. 2. There should be no major impact; just ...[Read More] Understanding Flashing Lights in Vision: Causes and Treatments
Should You Get an Eye Exam if Glasses Don't Improve Vision?
Issues with prescription strength after wearing glasses? Hello, doctor. I would like to ask if my vision cannot reach 1.0 even after wearing glasses, should I go to the hospital for an examination or should I find another optical store for a new prescription? I recall that since ...
Dr. Gao Pilin Reply:
Hello: Amblyopia may not improve to 0.8 even with glasses, as there are many factors that can lead to poor vision. Issues with the cornea, lens, retina, or optic nerve can all contribute to suboptimal vision despite wearing glasses. It is recommended that you visit an ophthalmolo...[Read More] Should You Get an Eye Exam if Glasses Don't Improve Vision?
Understanding Eye Floaters: Causes and Concerns for Your Vision
Eye problems Hello doctor, I have floaters in both of my eyes. Recently, I had an examination of my retina, and there was no sign of detachment. However, I sometimes see two clusters of black fog swirling in front of me, usually occurring outdoors. They last for about 20 minutes ...
Dr. Gao Pilin Reply:
Hello, A-Yun: This is likely a phenomenon of floaters. If the retinal examination shows no issues, there is no need to worry. When the cloudy part moves near the center of your vision, it becomes more noticeable; otherwise, it is less apparent.[Read More] Understanding Eye Floaters: Causes and Concerns for Your Vision
Advanced Instruments for Assessing Vitreous Aging and Retinal Health
Are there any instruments available to detect the location of vitreous degeneration? Hello, doctor. When I see flashes of light in my eyes, it indicates that the vitreous is pulling on the retina. Could you please tell me what types of equipment are available in large hospitals t...
Dr. Gao Pilin Reply:
Hello PP: I apologize, but to my knowledge, there is currently no such test available.[Read More] Advanced Instruments for Assessing Vitreous Aging and Retinal Health
Can Strabismus Improve After Retinal Surgery with Silicone Oil?
Post-retinal surgery After undergoing retinal surgery on the left eye, my family member developed strabismus. I would like to know if the strabismus will improve and if it is related to the silicone oil used during the procedure?
Dr. Gao Pilin Reply:
Hello Ms. Wu: Although it is not possible to determine the cause of the strabismus, it is certainly not related to the silicone oil, as silicone oil is injected into the eye and does not affect the movement of the eyeball. Strabismus is related to the lack of coordination in the ...[Read More] Can Strabismus Improve After Retinal Surgery with Silicone Oil?
Understanding Retinitis Pigmentosa and Night Blindness: Key Insights
Retinal pigment, night blindness? 1. I would like to ask the doctor, if I am already 50 years old and have not yet shown symptoms of retinitis pigmentosa, is there still a possibility of developing the condition after the age of 50? Most information online states that symptoms ty...
Dr. Gao Pilin Reply:
Hello, Miss Lin: Difficulty seeing at night is not necessarily night blindness; it may simply be due to refractive error, which can be corrected with appropriate glasses. Night blindness, or nyctalopia, refers to the inability to see nearby objects in low-light conditions, such a...[Read More] Understanding Retinitis Pigmentosa and Night Blindness: Key Insights
Understanding Floaters: Concerns About Eye Health and Treatment Options
Floaters I developed floaters at the age of 17, with a prescription of -5.00 diopters. It is likely a degenerative type, but I have some questions: 1. Will my eyes develop abnormalities earlier than usual? 2. I recently had an eye examination, and everything was fine with no tear...
Dr. Gao Pilin Reply:
Hello, 1. Floaters are not necessarily related to retinal degeneration. 2. Flashes may occur due to vitreous pulling on the retina and may have always been present. 3. If the examination shows no issues, there is likely no need for concern. 4. There may not be a need for fur...[Read More] Understanding Floaters: Concerns About Eye Health and Treatment Options
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?
Hope for Recovery After Retinal Detachment Surgery One Month Later
Retinal detachment surgery Dear Doctor: If a retinal detachment has been present for a month before surgery, is there still hope for recovery? Thank you!
Dr. Gao Pilin Reply:
Hello Ms. Liu: Of course, the longer the time is delayed, the less ideal the recovery will be. However, we also need to consider the extent and location of the detachment; the closer it is to the macula, the greater the impact on vision. Nevertheless, if the physician assesses th...[Read More] Hope for Recovery After Retinal Detachment Surgery One Month Later
Understanding Flashing Lights in Vision: Causes and Concerns
Flashing lights in the eyes? Hello, Doctor. I have moderate myopia and floaters (the optometrist assessed my eyes as -3.50 diopters of myopia and -0.75 diopters of astigmatism). Recently, I experienced bleeding from a non-vascularized macular spot in my left eye (the ophthalmolog...
Dr. Gao Pilin Reply:
Hello Mr. Cheng: The appearance of streaks or shadows passing by is likely not an issue with the macula. It also does not seem to be a retinal detachment; it is more probable that it is related to floaters. However, since you have a history of macular degeneration, it is still ad...[Read More] Understanding Flashing Lights in Vision: Causes and Concerns
Understanding Floaters: When to Worry and How Often to Check
Floaters are very bothersome to me? Hello Doctor: I started experiencing floaters around the age of 22, and I am now 25. I have been undergoing regular dilated eye examinations, with the last one conducted at the end of July this year, and my retina was still normal. Since I am q...
Dr. Gao Pilin Reply:
Hello, if the examination shows no issues, you can feel at ease. There is no need for frequent check-ups unless there are noticeable changes. Once a year is sufficient. If you are still concerned, it is fine to have another check-up. Generally, intraocular pressure should not be ...[Read More] Understanding Floaters: When to Worry and How Often to Check