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?
Can Early Detection of Glaucoma Prevent Vision Loss for Life?
Eye-related I would like to inquire if early detection of glaucoma can allow for lifelong control, meaning that vision loss can be prevented.
Dr. He Jianxian Reply:
In an ideal situation, with the help of medication or surgery to control intraocular pressure, the optic nerve theoretically should not undergo degeneration. However, in clinical practice, there are indeed patients whose intraocular pressure is well-controlled, yet their conditio...[Read More] Can Early Detection of Glaucoma Prevent Vision Loss for Life?
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
Understanding Eye Symptoms: When to Seek Medical Attention
Eye problems Hello, doctor. I would like to ask a few questions. 1. For the past few days, I've noticed that when I open or close my eyes, I seem to see a faint rainbow (not very clear, but it feels like it’s there, wherever I look). Is this normal? 2. A few days ago, I ...
Dr. Gao Pilin Reply:
Hello, 1. Over the past few days, I have noticed that when I open and close my eyes, it seems like I can see a rainbow (though it's not very clear and I'm not completely sure, but it feels like it appears wherever I look). Is this normal? Generally, this is normal and...[Read More] Understanding Eye Symptoms: When to Seek Medical Attention
Understanding Selective Laser Trabeculoplasty for Open-Angle Glaucoma
Questions related to laser treatment for open-angle glaucoma? Hello, Doctor: May I ask if the current treatment for open-angle glaucoma in Taiwan primarily uses Selective Laser Trabeculoplasty (SLT)? Does National Taiwan University Hospital have this equipment? Are there hospital...
Dr. Gao Pilin Reply:
Hello Dongdong: Since I am not a glaucoma specialist and do not have extensive knowledge in this area, nor do I have clinical experience with this type of equipment, I am unable to provide you with a satisfactory answer. For inquiries about whether National Taiwan University Hosp...[Read More] Understanding Selective Laser Trabeculoplasty for Open-Angle Glaucoma
Understanding High Eye Pressure and Eye Discomfort: Key Insights
Elevated intraocular pressure and eye discomfort? Hello Doctor, on January 16th, I visited an ophthalmology clinic due to swelling and pain in my left eye (the symptoms had been present for about 3-4 days, but it wasn't a constant discomfort; it would occasionally occur a fe...
Dr. Gao Pilin Reply:
Hello Mr. Chen, 1. The doctor prescribed eye drops to lower intraocular pressure (IOP). If the drops are discontinued, can the IOP remain normal? I have been using the drops until the day of my follow-up appointment, and I'm concerned that the drops are the reason my IOP re...[Read More] Understanding High Eye Pressure and Eye Discomfort: Key Insights
Will an Eye Exam Check for Eye Injuries and Health Issues?
Will an eye examination check for any damage to the eyes? Hello Dr. Gao: Due to my work environment, I sometimes get small dust particles or foreign objects in my eyes. Occasionally, I rub my eyes a bit, but I'm concerned about potentially damaging my eyeball. I have researc...
Dr. Gao Pilin Reply:
Hello Mr. Zeng: In a general ophthalmology outpatient examination, the slit lamp can be used to check for any eye injuries. Additionally, vision, intraocular pressure, cornea, lens, retina, and optic nerve status will also be assessed. If you express your concerns during the exam...[Read More] Will an Eye Exam Check for Eye Injuries and Health Issues?
Can You Safely Use Eye Drops Daily for Eye Strain Relief?
Regarding eye drop issues? Since October, I have been experiencing light sensitivity, soreness, and tightness in my eyes at night, which has led me to consult many doctors. I have a myopia of -6.00 diopters, and my intraocular pressure is between 19 and 20 mmHg. The doctors presc...
Dr. Gao Pilin Reply:
Hello, This over-the-counter medication should be used as needed and not for long-term use. Short-term use, three times a day, is acceptable and should not cause elevated intraocular pressure. For long-term use, it is best to consult a physician for a prescription. If you are u...[Read More] Can You Safely Use Eye Drops Daily for Eye Strain Relief?
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
Potential Eye Injuries from Slit Lamp Accidents: What to Know
A slit lamp struck near the eye? Today, during a visit to another hospital, the slit lamp's arm accidentally hit the upper part of my eye, near the eyebrow. I'm unsure if there are any other areas that might have been injured. Could this lead to any long-term complicati...
Dr. Gao Pilin Reply:
Hello: If there is an eye abrasion, first, the eye will feel uncomfortable, and second, vision may be affected. If it is just a light bump from the eyebrow, it should not cause any significant complications. Monitor your condition, and if you experience discomfort or vision chang...[Read More] Potential Eye Injuries from Slit Lamp Accidents: What to Know
Can High Eye Pressure Improve? Understanding Glaucoma Management
Can high eye pressure improve? I went for an eye examination the day before yesterday, and my intraocular pressure was 38 mmHg. The doctor suspected glaucoma. I also had a visual field test, which appeared to be normal. The doctor prescribed medication to lower my eye pressure. T...
Dr. He Jianxian Reply:
Sometimes, inflammation in the eyes can lead to temporary elevated intraocular pressure. Since it is not possible to determine the exact cause of your elevated eye pressure, we cannot inform you whether your intraocular pressure will return to normal without medication.[Read More] Can High Eye Pressure Improve? Understanding Glaucoma Management
Post-Laser Eye Surgery: Common Concerns and Recovery Insights
Both eyes underwent laser treatment due to retinal thinning. Post-operative related questions? A week ago, I visited an ophthalmologist due to persistent blurred vision in my left eye. After a dilated examination of both eyes, it was found that there was retinal degeneration (thi...
Dr. Gao Pilin Reply:
Hello Winnie, Q1. It is common to experience muscle tightness, dryness, and elevated intraocular pressure after laser treatment. Is this normal? Could it be related to emotional stress? The laser procedure itself is likely not related to these symptoms; they may be more associat...[Read More] Post-Laser Eye Surgery: Common Concerns and Recovery Insights
Managing High Eye Pressure: Concerns and Treatment with Comfort Eye Drops
Kang Shu Mu Eye Drops for High Intraocular Pressure Hello, Director Gao. More than two weeks ago, I visited an ophthalmologist due to itchy eyes and was found to have elevated intraocular pressure in both eyes. The first week's measurements were 28/27, and the second week&#x...
Dr. Gao Pilin Reply:
Hello Sunny: The sensations of tingling and dry mouth are side effects that should improve after some time, and there is no need to change medications for this reason. According to the prescribing information, <COSOPT> should not be used during pregnancy. However, there is ...[Read More] Managing High Eye Pressure: Concerns and Treatment with Comfort Eye Drops
Post-Retinal Detachment Surgery: Understanding Vision Changes and Recovery
Post-retinal detachment surgery Doctor, I had a scleral buckle procedure (including retinal cryopexy) on my right eye nearly two months ago, and I have had three follow-up visits since then. Even now, when I open both eyes, my right eye still appears somewhat blurry, and I see do...
Dr. He Jianxian Reply:
Hello, after the scleral buckle surgery, the overall optical structure of the eye may change, which could be the cause of your current condition. It is recommended to observe and adapt for now. If you still feel uncomfortable or have concerns, please return for a follow-up examin...[Read More] Post-Retinal Detachment Surgery: Understanding Vision Changes and Recovery
Understanding Pain Above the Left Eye: Causes and Concerns
Regarding pain above the left eye? Hello Doctor: I work in soldering electronic components, with the size of the components being approximately 0.4mm. On November 4, 2019, I felt a foreign body sensation above my left eye (I had been playing mobile games for about a week prior). ...
Dr. Gao Pilin Reply:
Hello Mr. Lai: Your intraocular pressure is normal, so the soreness should not be caused by it. The doctor has examined you and should be able to rule out glaucoma. If there is a sensation of a foreign body without any actual foreign object present, the most common causes are dry...[Read More] Understanding Pain Above the Left Eye: Causes and Concerns
Can Patients with Glaucoma Use Progressive Lenses Safely?
Can patients with glaucoma use progressive addition lenses? Hello Doctor: I would like to ask if patients diagnosed with glaucoma can choose progressive lenses. Will photochromic lenses cause increased intraocular pressure? Thank you!
Dr. Gao Pilin Reply:
Hello Ms. Su: You can choose progressive lenses for glaucoma. I understand your concern about larger pupils potentially causing an increase in intraocular pressure due to angle-closure glaucoma. When progressive lenses transition to tinted, it occurs in brighter light conditions,...[Read More] Can Patients with Glaucoma Use Progressive Lenses Safely?
Understanding Intermittent Treatment for High Eye Pressure
High intraocular pressure issues? Hello, Doctor: I have a problem with elevated intraocular pressure, but my visual field test is normal. The physician's approach to managing the elevated intraocular pressure is to prescribe pressure-lowering eye drops only if my eye pressur...
Dr. Gao Pilin Reply:
Hello Mr. Wang: If your visual field and optic nerve are normal but your intraocular pressure is elevated, it is sometimes necessary to measure the corneal thickness. A thicker cornea can contribute to higher pressure readings. The use of eye drops to lower intraocular pressure i...[Read More] Understanding Intermittent Treatment for High Eye Pressure
Understanding Eye Movement Phenomena: Flashing Lights and Sounds Explained
Consultation on Phenomena After Eye Movement Dear Dr. Gao, I would like to inquire about a phenomenon related to eye movement. When I turn my eyes to the right to the maximum limit, I experience flashes of light accompanied by popping sounds; however, this does not occur when I ...
Dr. Gao Pilin Reply:
Hello, Ah-Hsiang: First of all, moving the eyes to the extreme left and right is not a good eye movement and should be avoided. When the eyes reach their limits, there can be pressure, and sometimes light may be perceived. Intraocular pressure may also increase at times. I canno...[Read More] Understanding Eye Movement Phenomena: Flashing Lights and Sounds Explained
Understanding Eye Issues: Dryness, Rainbow Halos, and Glaucoma Concerns
Eye problems I have been experiencing dry eyes and occasional soreness, and for the past month, I have noticed rainbow halos around streetlights (I am not wearing contact lenses). I visited a doctor today who said it was due to fatigue, but since I did not have an eye pressure te...
Dr. Gao Pilin Reply:
Hello: Seeing a rainbow around lights may indicate high intraocular pressure or corneal edema, but the doctor has examined you and these conditions should be ruled out. It’s still a good idea to check your intraocular pressure when you have the chance. Any eye drops used during d...[Read More] Understanding Eye Issues: Dryness, Rainbow Halos, and Glaucoma Concerns