Understanding Visual Field Issues: Causes and Solutions for Eye Problems
Visual field issues Hello, may I ask if issues with the temporal retina cause defects in the temporal visual field or the nasal visual field? Is it possible that when focusing on nearby objects, the tremor is less pronounced, so without using corrective lenses to extend the focus...
Dr. Gao Pilin Reply:
Hello, Xin: Does a problem with the temporal retina cause a defect in the temporal visual field or the nasal visual field? Temporal retinal damage leads to nasal visual field loss. Is it true that when focusing on nearby objects, the tremor may be less pronounced, so without usin...[Read More] Understanding Visual Field Issues: Causes and Solutions for Eye Problems
Understanding Your Visual Field Test Results: What They Mean for Your Eye Health
Visual field examination Hello, Doctor Gao. My examination report has come out, but there are some parts I don't understand. Could you please clarify whether I am in a high-risk group for defects? Can I run and exercise? OD VFI 98% MD 30-2: -1.01 dB OD P 30-2: 1.68 dB OS...
Dr. Gao Pilin Reply:
Hello, it would be best to consult your attending physician regarding this matter, as it is not possible to make a judgment based on the information provided. I apologize for that. Running as a form of exercise should generally be fine.[Read More] Understanding Your Visual Field Test Results: What They Mean for Your Eye Health
Understanding the Relationship Between High Myopia and Cup-to-Disc Ratio
High myopia cup-to-disc ratio question? Hello, doctor. I have high myopia (R1200, L900) and floaters. Currently, my prescription changes by about 50 degrees after dilation (the doctor said this is normal), and my intraocular pressure measurements have always been normal. During a...
Dr. Gao Pilin Reply:
Hello JJ: 1. The cup-to-disc ratio is an indicator used to assess the optic nerve, and a slightly elevated cup-to-disc ratio caused by high myopia does not necessarily indicate glaucoma. 2. Diagnosis codes are sometimes required for examinations, but the presence of a diagnosis m...[Read More] Understanding the Relationship Between High Myopia and Cup-to-Disc Ratio
Understanding Flashing Lights and Floaters in Your Vision
The appearance of flashing spots or floaters in the eyes? Dear Dr. Gao, I experienced floaters in April and mid-May and underwent a dilated fundus examination, which diagnosed my retina as intact with no tears, only ordinary floaters. Recently, when I look down and then raise my...
Dr. Gao Pilin Reply:
Hello Mr. Ching: This is likely a substance within the vitreous body. It is also a type of floaters. It should not be related to retinal detachment. You can observe it on your own.[Read More] Understanding Flashing Lights and Floaters in Your Vision
Understanding High Myopia and Steroid-Related Eye Pressure Issues
High myopia and steroid-related issues? Dear Dr. Gao, Several months ago, you visited the clinic for conjunctivitis. Due to your high myopia, the doctor suspected glaucoma, and your intraocular pressure (IOP) was measured at 18 mmHg. Your refractive error was approximately -8.00...
Dr. Gao Pilin Reply:
Hello, Alley: 1. Anxiety may increase, and there may also be machine errors. 2. The morphology of the optic nerve is one indicator, but visual field testing should be the primary reference. 3. No. 4. If it has already decreased, there is no need for concern, but remember to infor...[Read More] Understanding High Myopia and Steroid-Related Eye Pressure Issues
Understanding Light Sensitivity and Retinal Burn Symptoms
I would like to inquire about some eye disease issues? Hello, Doctor Gao. Recently, I've been feeling a bit sensitive to light when looking at streetlights, car headlights, and the sun. However, I don't experience tearing or pain; I just notice a slight dark shadow for ...
Dr. Gao Pilin Reply:
Hello, Wanfu: Generally, common lighting fixtures do not cause retinal burns, so you can rest assured. Retinal burns can lead to blurred vision, visual field loss, and persistent dark spots. Dryness or fatigue in the eyes may also result in light sensitivity. After exposure to br...[Read More] Understanding Light Sensitivity and Retinal Burn Symptoms
Understanding Temporary Blackouts in Vision: Causes and Concerns
Flashes of darkness in the eyes? Hello Doctor, I am 43 years old and have high myopia of -6.50/-8.50. Recently, over the past six months (from January to June 2022), I have been experiencing a sensation where the lights above my head seem to dim briefly, occurring about 3-4 times...
Dr. Gao Pilin Reply:
Hello Jason: It may be caused by a temporary spasm of the optic artery. However, all examinations are normal, and currently, there is not much concern. Don't be anxious; the situation may improve.[Read More] Understanding Temporary Blackouts in Vision: Causes and Concerns
Understanding Inner Visual Blind Spots: Causes and Concerns for High Myopia
Blind spot in the inner vision of the eye? Hello, doctor. I currently have myopia in both eyes with a degree of 1000-1050, which is classified as high myopia. I have been undergoing fundus examinations and fundus photography every three to six months, and recently had an OCT scan...
Dr. Gao Pilin Reply:
Hello, Xiao Xu: Sometimes, one's own perception may not be accurate, and the mouse cursor may not be very noticeable. A visual field test is necessary to determine the correct condition. There's no need to worry for now.[Read More] Understanding Inner Visual Blind Spots: Causes and Concerns for High Myopia
Understanding Glaucoma Concerns in High Myopia Patients: Key Insights
Concern for glaucoma Hello Doctor, I have high myopia with a prescription of -6.25 and -6.75. I would like to ask about my OCT results. The doctor at the clinic mentioned that my retinal nerve fiber layer is thinner, and my intraocular pressure was 20 and 21 on that day. Later, I...
Dr. Gao Pilin Reply:
Hello Ms. Lin: 1. You might need to ask the interpreting physician; I'm not sure. 2. It could be normal. 3. It's possible.[Read More] Understanding Glaucoma Concerns in High Myopia Patients: Key Insights
Understanding Retinopathy of Prematurity: Key Insights and Concerns
Retinal issues Hello, does retinopathy of prematurity primarily affect the peripheral retina, resulting only in peripheral visual field loss? (Because the surgically treated peripheral retina may have defects?) The presence of a 30-degree visual field loss in retinopathy of prema...
Dr. Gao Pilin Reply:
Hello, Xin: Because most of your questions are not within my area of expertise, I am afraid of giving you incorrect answers. It is best to consult your retinal specialist. Thank you for your continued support. Does retinopathy of prematurity (ROP) primarily affect the periphera...[Read More] Understanding Retinopathy of Prematurity: Key Insights and Concerns
Understanding Eye Health: Impact of Prolonged Near Vision and Retinal Degeneration
Vision problems Hello, does prolonged close-up use of the eyes accelerate retinal degeneration? (There is retinopathy of prematurity, and the retina has degenerated more.) If only one eye has vision and I rely solely on that eye, will it lead to increased fatigue or degeneration?...
Dr. Gao Pilin Reply:
Hello, Xin: Does prolonged close-up use of the eyes accelerate retinal degeneration? (There is retinopathy of prematurity, and the retina has degenerated more.) -> If myopia worsens, it is more likely to degenerate. If only one eye has vision and one side is used for viewing, ...[Read More] Understanding Eye Health: Impact of Prolonged Near Vision and Retinal Degeneration
Understanding Peripheral Vision Loss: Severity, Causes, and Impacts
Peripheral vision Hello, regarding the peripheral vision, if the horizontal plane is considered as 0 degrees, with an upward vision of 45 degrees and a downward vision of 60 degrees measured from 0, the lateral vision is 180 degrees, and the inner vision is 30 degrees, extending ...
Dr. Gao Pilin Reply:
Hello, Xin: Regarding peripheral vision, if the horizontal plane is considered 0, with an upward vision of 45 degrees and downward vision of 60 degrees measured as 0, lateral vision at 180 degrees, and nasal vision at 30 degrees, with lateral vision extending to 135 degrees, how ...[Read More] Understanding Peripheral Vision Loss: Severity, Causes, and Impacts
Understanding Fundus Examination: Concerns for High Myopia Patients
Fundus examination Hello, doctor. I have high myopia, with one eye at -6.75 and the other at -6.25. Today, during a fundus examination with a digital scan, I had some difficulty with my left eye. They kept asking me to look to the right, but I was already doing so, and the machin...
Dr. Gao Pilin Reply:
Hello Ms. Wang: 1. It may or may not happen. 2. It could be a possibility, or it might just be congenital. However, normal vision indicates that it has not yet reached the level of glaucoma. 3. Each physician has their own way of making judgments, and interpretations may vary.[Read More] Understanding Fundus Examination: Concerns for High Myopia Patients
Understanding Visual Field Loss: Key Questions and Insights
Visual field issues Hello, is a visual field defect of 18.14 dB indicative of a total decrease in sensitivity within a 30-degree central visual field? It is possible that there are areas where light points are completely unperceived. There may also be many areas where smaller, we...
Dr. Gao Pilin Reply:
Hello, Xin: Is a visual field defect of 18.14 dB indicative of a total decrease in sensitivity within a 30-degree central visual field? -> Yes, it is possible that there are certain areas where light points are completely unperceived. It may also be that many areas cannot dete...[Read More] Understanding Visual Field Loss: Key Questions and Insights
Understanding Visual Field Loss: Key Questions and Insights on Sensitivity and Impact
Visual field issues Hello, does the decibel (dB) value of visual field loss refer to the extent of the visual field defect or the degree of sensitivity reduction in the affected area? Is a visual field loss of -18.14 dB in one eye, with the other eye being completely blind, consi...
Dr. Gao Pilin Reply:
Hello, Xin: 1. The sensitivity is -18.14 dB, which indicates moderate to severe impairment. There is a defect in the center, and there may also be defects nearby, but another visual field testing method may be needed for further assessment. 3. There may also be sensations associa...[Read More] Understanding Visual Field Loss: Key Questions and Insights on Sensitivity and Impact
Understanding Visual Field Loss: Symptoms and Sensations Explained
Visual field issues Hello, does visual field loss refer to being completely unable to see in certain directions? Or does it mean that some directions are less sensitive, such as not being able to see objects to the side while focusing straight ahead, but still being able to sense...
Dr. Gao Pilin Reply:
Hello, Xin: You are correct; these are symptoms of visual field loss. However, if you are already experiencing these symptoms, it indicates a more severe visual field loss. Mild or early-stage visual field loss is sometimes not noticeable by oneself. A visual field test is necess...[Read More] Understanding Visual Field Loss: Symptoms and Sensations Explained
Understanding Nighttime Visual Obstructions: Eye Symptoms Explained
When sleeping, I feel that part of my vision near the corner of one eye is obstructed by a shadow and is not visible? Hello Doctor, I have floaters and high myopia. Recently, when I lie in bed at night (with the lights off), I feel like one eye has a part of my visual field block...
Dr. He Jianxian Reply:
The symptoms you are currently experiencing cannot be clinically explained. I recommend that you undergo a formal dilated eye examination at an ophthalmology department. If no abnormalities are found, there is no need to worry too much. Director He Jian-xian, Nantou Hospital Opht...[Read More] Understanding Nighttime Visual Obstructions: Eye Symptoms Explained
Understanding High Eye Pressure: Causes, Concerns, and Treatment Options
The issue of elevated intraocular pressure? Hello, Doctor Gao. I have high myopia (approximately -800 diopters) and severe floaters (I can see many floaters in both eyes). Recently, due to frequently seeing small bright spots, I visited an ophthalmology clinic for a fundus examin...
Dr. Gao Pilin Reply:
Hello: 1. Unilateral hypertension is also common. 2. The two may be unrelated; pain in the brow area is often associated with trigeminal neuralgia. 3. If the reading of 31 is also elevated, it is advisable to use medication before further examination. 4. It may be thought that a ...[Read More] Understanding High Eye Pressure: Causes, Concerns, and Treatment Options
Understanding Slow Eye Focus: Causes and Solutions for Visual Disturbances
Slower eye focusing speed? Hello Doctor: Two months ago, I woke up one day and noticed that my eye focusing speed had slowed down. I am unable to focus properly on dynamic images (like watching YouTube or playing mobile games). Switching focus from near (text on my phone) to far ...
Dr. Gao Pilin Reply:
Hello, father of the child: Your condition is related to the ciliary muscle's accommodation issue. A dilated fundus examination can be performed, followed by trying on appropriate glasses. Other possibilities may relate to premature aging of the eyes.[Read More] Understanding Slow Eye Focus: Causes and Solutions for Visual Disturbances
Understanding Vision Changes After Retinal Detachment Surgery
Visual field and vision after retinal detachment surgery? Hello Doctor, I am currently four months post-silicone oil injection surgery for retinal detachment in my left eye (both eyes are approximately -4.00 diopters). After the oil was injected, I noticed a faint white light i...
Dr. Gao Pilin Reply:
Hello: 1. It may be caused by residual oil. It could also be due to retinal damage. 2. Currently, the macula is fine, but it cannot be determined if there was any injury at the time that could lead to sequelae. 3. It is considered severe. 4. Whether the macula is affected may dep...[Read More] Understanding Vision Changes After Retinal Detachment Surgery