Understanding Corneal Scars: Causes, Symptoms, and Treatment Options
Corneal scar Hello Doctor, I usually wear contact lenses and have high myopia, approximately -600 to -700 diopters. Recently, I developed corneal ulcers and conjunctivitis, which resulted in multiple scars on my cornea and a significant increase in astigmatism. Lately, my vision ...
Dr. Gao Pilin Reply:
Hello Jin: It is possible that the blurriness is caused by scarring, and using eye drops may temporarily reduce astigmatism, making vision clearer. It could also be due to dry eyes; when the cornea is drier, vision may appear hazy, but using eye drops can help clarify it. Additio...[Read More] Understanding Corneal Scars: Causes, Symptoms, and Treatment Options
Understanding Sudden Visual Disturbances: What You Need to Know
Sudden onset of blind spots? Hello, Doctor. Recently, I have noticed that sometimes I see small dots or lines resembling blind spots (similar to black specks or static on a television screen), which I sometimes cannot perceive with my vision. These spots can move at times, but th...
Dr. Gao Pilin Reply:
Hello, Yuanlong: Both floaters and retinal detachment are phenomena associated with vitreous degeneration. Your condition is likely a type of floaters, and there is no need to worry excessively. However, it is still recommended that you undergo a dilated eye examination. If every...[Read More] Understanding Sudden Visual Disturbances: What You Need to Know
Understanding Glaucoma: OCT Insights, Diagnosis, and Treatment Advances
Glaucoma-related 1. Can OCT directly show optic nerve atrophy, or does it only indicate the size of the optic disc? Does high myopia affect the interpretation? 2. If the OCT values are abnormal but the visual field test is normal, can it still be classified as glaucoma? (The pa...
Dr. He Jianxian Reply:
Hello Ms. Ching: 1. OCT (Optical Coherence Tomography) is used to collect population data to establish a database for comparative analysis. However, due to individual variations, there can be significant differences, especially in cases of high myopia where the optic nerve head...[Read More] Understanding Glaucoma: OCT Insights, Diagnosis, and Treatment Advances
Understanding Yellow Shadows in Vision: Causes and Concerns
The appearance of yellowish-blue shadows in the eyes, especially noticeable when closing them? Hello, doctor. I have high myopia and floaters. Recently, I noticed that the color temperature in my eyes is different; my left eye feels darker and has a warmer color tone. When I clos...
Dr. Gao Pilin Reply:
Hello Mr. Hsu: Seeing different colors of light and shadows with your eyes closed is usually a reaction caused by the ongoing activity of nerve cells, and in some cases, it can be a normal visual phenomenon. This is generally considered a harmless response. These symptoms are not...[Read More] Understanding Yellow Shadows in Vision: Causes and Concerns
Can High Myopia of -1200 Diopters Be Corrected or Treated?
High myopia At the age of 21, with a vision prescription of -1200 diopters, is there a possibility for correction or treatment to restore vision?
Dr. Gao Pilin Reply:
Hello, Mr. Wei: I apologize, but currently, there is no natural way to treat this condition. If you do not want to wear glasses, the only option is to consider laser correction. At the Eye Department of Puzi Hospital in Taiwan, the hours are Monday, Tuesday, Thursday, and Friday ...[Read More] Can High Myopia of -1200 Diopters Be Corrected or Treated?
Understanding Fixed Black Spots in Vision: Is It Floaters or Something Else?
Fixed black spots that disappear when blinking? Both eyes have high myopia, around 1000 degrees. I have had floaters since high school, and recently I noticed that sometimes my right eye sees a small black dot that is stationary and appears for about two to three seconds. It disa...
Dr. He Jianxian Reply:
Floaters typically move, but the spots you described are fixed, making it difficult to confirm whether they are floaters. I recommend undergoing a comprehensive dilated eye exam to check the retina for any abnormalities. If the retina is normal, there is no need for concern.[Read More] Understanding Fixed Black Spots in Vision: Is It Floaters or Something Else?
Understanding Glaucoma: Symptoms, Diagnosis, and Eye Health Concerns
About glaucoma? I found some information about glaucoma online and became worried that I might have it. Previously, I noticed rainbow halos around lights at night. After visiting an ophthalmologist, my intraocular pressure was measured and found to be within the normal range. The...
Dr. He Jianxian Reply:
1. An indirect ophthalmoscope can visualize the retina and the optic nerve. 2. The description of glaucoma you mentioned refers to the halo phenomenon seen in acute angle-closure glaucoma with corneal edema. With your -6.00 diopter myopia, it is highly unlikely for you to exper...[Read More] Understanding Glaucoma: Symptoms, Diagnosis, and Eye Health Concerns
Flickering Vision: Understanding Eye Symptoms in High Myopia
A broken light bulb? Flickering eyes? Hello Doctor, I am a patient with high myopia, and I recently completed a fundus examination (optical coherence tomography + fundus examination) a few days ago. I would like to ask: Recently, my eyes have been experiencing a phenomenon simil...
Dr. Gao Pilin Reply:
Hello Andrew: The appearance of such flashes is usually due to the retina being pulled by the vitreous, causing it to discharge. If this is the case, the main concern is the risk of a retinal tear. If examinations have shown no issues, you can wait for a while; once the vitreous ...[Read More] Flickering Vision: Understanding Eye Symptoms in High Myopia
Understanding Black Spots in Vision: Is It Normal with High Myopia?
Scotoma Hello, doctor. I have high myopia, and recently I've been experiencing sudden deep black shadows that cover my vision about twice a day (I can also feel the deep blackness with my eyes closed) for about 3 to 5 seconds before disappearing. I just had a dilated eye exa...
Dr. Liang Ce Reply:
It is advisable for you to discuss your condition further with your attending physician. Wishing you good health![Read More] Understanding Black Spots in Vision: Is It Normal with High Myopia?
Understanding Visual Disturbances: When to Seek Eye Care
Noise issues Hello Dr. Gao, Perhaps due to my recent eye exam revealing that my myopia exceeds 600 degrees, I have become more attentive to any abnormalities in my vision and have researched a lot of information. I would like to ask you about something in particular: after a re...
Dr. Gao Pilin Reply:
Hello Adam: Based on your description, it seems that the visual issues you are experiencing are likely caused by vitreous degeneration. There shouldn't be any major problems. However, due to your high myopia, I still recommend that you undergo a dilated fundus examination to...[Read More] Understanding Visual Disturbances: When to Seek Eye Care
Understanding Eye Symptoms After Trauma: When to Seek Help
Inquiry about Eye Abnormalities Hello, doctor. Over the past two years, I have developed floaters and mild optic nerve atrophy. However, after examinations at the hospital, the doctors were not concerned about my condition, and I have been managing the number of floaters quite we...
Dr. Gao Pilin Reply:
Hello Henry: These symptoms may also be a form of floaters, possibly triggered by the car accident. If they occur occasionally, there should be no major concern. Individuals with high myopia should have regular eye examinations, and if there are no significant changes, you can wa...[Read More] Understanding Eye Symptoms After Trauma: When to Seek Help
Essential Eye Care Tips for Managing Myopia and Retinal Health
Vision care Hello Doctor: Recently, I heard from a friend that high myopia can lead to retinal detachment, and I suddenly became very sensitive to the floaters I have been accustomed to. I am afraid I might experience the same issue. Over the past three months, I have visited cli...
Dr. Gao Pilin Reply:
Hello Mr. Lee, 1. Is retinal detachment sudden, or can it be observed during regular eye examinations as a precursor? How often should one be checked? Retinal detachment is usually sudden; however, during regular examinations, if areas of the retina appear thinner or if there ar...[Read More] Essential Eye Care Tips for Managing Myopia and Retinal Health
Can Cataract Surgery Cause Farsightedness and Can It Be Corrected?
After cataract surgery, if the vision test shows hyperopia (farsightedness), is it possible to change hyperopia to emmetropia (normal vision) or myopia (nearsightedness)? Dear Doctor, 1. I underwent cataract surgery in both eyes over a year ago, during which monofocal intraocula...
Dr. Cai Wenyuan Reply:
Is it normal to have hyperopia after surgery? This is a common situation. Are there ways to change hyperopia to emmetropia or myopia? If the degree is not significant, glasses correction can be considered. After cataract surgery, does the implantation of an artificial lens cause ...[Read More] Can Cataract Surgery Cause Farsightedness and Can It Be Corrected?
Understanding Elevated Eye Pressure: Risks of Glaucoma and What to Expect
Intraocular pressure issues? Hello Doctor, my corneal thickness is over 600 micrometers, and I have myopia of around -8.00 diopters in both eyes. My usual intraocular pressure is around 21 mmHg. Two months ago, I measured it at the clinic, and it was still around 21-22 mmHg. Howe...
Dr. Gao Pilin Reply:
Hello Mr. Huang: The term "marginal" likely indicates that you have not yet undergone a visual field test, while the eye pressure and the appearance of the optic nerve suggest signs of glaucoma. If the intraocular pressure is elevated and there are changes in the optic ...[Read More] Understanding Elevated Eye Pressure: Risks of Glaucoma and What to Expect
Understanding High Myopia: Key Questions on Measurement and Treatment
High myopia 1. Does high intraocular pressure affect the measurements of myopia instruments? 2. Does wearing contact lenses all day the previous day affect the measurements taken by the instruments the next day? 3. If a SMILE laser procedure is performed on a patient with a measu...
Dr. Gao Pilin Reply:
Hello Kathy: 1. High intraocular pressure can affect the measurement of refractive error if it impacts the cornea or lens. 2. Wearing contact lenses all day the previous day should not have a significant effect, unless it causes corneal edema. 3. SMILE can treat myopia up to -10...[Read More] Understanding High Myopia: Key Questions on Measurement and Treatment
Understanding Vision Changes: Blackout in Lower Right Eye Field
Lower visual field of the right eye? Hello, doctor. I have high myopia, and since the end of September last year, I have been experiencing a foggy black sensation in my right eye's lower visual field when moving from bright to dim areas. I had been wearing orthokeratology le...
Dr. Gao Pilin Reply:
Hello Ms. Tseng: This situation is likely unrelated to orthokeratology lenses. The results from the dilation, visual field test, and OCT are not concerning, so there is no need for worry. It is possible that you are experiencing floaters, but it is best to have the examining phys...[Read More] Understanding Vision Changes: Blackout in Lower Right Eye Field
Understanding High Myopia: Symptoms, Progression, and Vision Concerns
Report on High Myopia Consultation Hello Doctor: I have high myopia (550, 600). Last week, during a fundus examination, the doctor mentioned that there were no significant issues with the retina, some degeneration of the vitreous body, but the optic nerve seemed to have atrophied...
Dr. Gao Pilin Reply:
Hello, 1) I would like to ask what symptoms are associated with optic nerve degeneration, elongation of the eyeball, and vitreous degeneration? Will these three conditions continuously worsen without limits, or will they stabilize at some point, and is there a possibility of im...[Read More] Understanding High Myopia: Symptoms, Progression, and Vision Concerns
Understanding Eye Strain and Floaters: Causes and Solutions
Eye discomfort with the presence of floaters? Hello, doctor. I have high myopia and floaters. Recently, I have been feeling fatigued and strained when looking at screens. At night or in dim environments, I experience significant photophobia, and I see many tiny black dots swirlin...
Dr. Gao Pilin Reply:
Hello Mr. Hsu: Based on your description, I cannot deduce the cause of this phenomenon either. Staring at screens can lead to fatigue more easily, and in low light conditions, the pupils dilate, which may result in light sensitivity. Regarding the small black spots, the most like...[Read More] Understanding Eye Strain and Floaters: Causes and Solutions
Understanding Retinal Changes in High Myopia: Symptoms and Prevention
Retinopathy I have high myopia, with one eye at -7.00 and the other at -6.00. Recently, I had a fundus examination, and the doctor mentioned that my retina is thinning, but there are no tears. When I close my eyes at night and reopen them after about five minutes, or if I wake up...
Dr. Gao Pilin Reply:
Hello Rick: This symptom is caused by the vitreous pulling on the retina. Most of these symptoms do not lead to retinal detachment. The thinning of the retina should be assessed based on its severity; if necessary, the examining physician may recommend laser treatment. In Taiwan,...[Read More] Understanding Retinal Changes in High Myopia: Symptoms and Prevention
Understanding Retinal Detachment Risks for High Myopia Patients
Retinal issues I would like to ask the doctor: 1. For someone who works long hours on a computer and has a refractive error of over 1000 diopters in both eyes without dilation, does the risk of retinal detachment increase with age? 2. Sometimes I feel that my vision is not as cle...
Dr. Gao Pilin Reply:
Hello HANK: 1. If the retina is healthy, it will not occur. 2. Prolonged near vision followed by sudden distance vision can sometimes lead to blurred vision due to the ciliary muscle's inability to adjust. 3. The incidence of retinal detachment in the general population is o...[Read More] Understanding Retinal Detachment Risks for High Myopia Patients