Understanding Post-Laser Treatment: Black Spots and Eye Fatigue
After retinal laser treatment, the treated area may appear dark? Hello Doctor: Recently, I have noticed an increase in the number of floaters in my vision. Therefore, on Friday, January 27, I went to an ophthalmology clinic for a dilated eye exam. During the examination, it was f...
Dr. Cai Wenyuan Reply:
Observe and return for a follow-up examination.[Read More] Understanding Post-Laser Treatment: Black Spots and Eye Fatigue
Understanding Visual Disturbances After Experiencing Floaters
Abnormal visual perception? Hello Doctor, I have been experiencing floaters since I developed my condition, and recently, when looking at black and white patterns or stripes, I feel like there are flashing lines. A few days ago, while walking on the sidewalk and looking at the ti...
Dr. Cai Wenyuan Reply:
Observe the symptoms, and if they persist, seek medical evaluation.[Read More] Understanding Visual Disturbances After Experiencing Floaters
Understanding Binocular Disparity: When One Eye Sees Better
Binocular disparity perception Hello, doctor: I previously experienced some discomfort with my eyes and would cover one eye to self-test my vision. I noticed that when looking at smaller text from a distance (for example, reading small letters on a computer screen from one meter ...
Dr. Gao Pilin Reply:
Hello: This difference is not significant and is considered a normal phenomenon. It is possible that the left eye has a higher prescription, which naturally results in less clarity.[Read More] Understanding Binocular Disparity: When One Eye Sees Better
Understanding Vision Loss After Eye Injury: Causes and Solutions
Vision loss after eye trauma? Several months ago, a head injury resulted in an orbital bone fracture, and the orbit also sustained impact. Currently, the trauma has healed, but there is blindness in one eye. An eye examination has been performed, and the nerve conduction in the b...
Dr. Gao Pilin Reply:
Hello: It is also possible that there are issues beyond the optic nerve, and we are unsure if there is any brain damage. I recommend discussing this further with your ophthalmologist to determine the cause of the blindness.[Read More] Understanding Vision Loss After Eye Injury: Causes and Solutions
Understanding Blurred Vision in One Eye: Causes and Concerns
Unilateral blurred vision? Hello, doctor. In the past two days, I have noticed that one eye has blurred vision and diplopia. When I am not wearing my glasses, I see light spreading out in a circular pattern. The other eye is normal. I currently have elevated intraocular pressure ...
Dr. Gao Pilin Reply:
Hello: If you have elevated intraocular pressure along with blurred vision in one eye, double vision, and light appearing to scatter in a circular pattern, this may be due to corneal edema caused by high eye pressure. It is advisable to seek medical attention promptly for an exam...[Read More] Understanding Blurred Vision in One Eye: Causes and Concerns
Should You Wear Glasses All Day or Just for Distance?
The use of glasses? Hello, Doctor Gao: I currently have a myopia of about -1.00 and astigmatism of about -1.50. My habit is to wear glasses only when looking at distant objects. Recently, when I got new glasses, the optometrist recommended that I wear them all day, but my family...
Dr. Gao Pilin Reply:
Hello: With an astigmatism of 150, it is usually necessary to wear glasses throughout the day. This is because astigmatism affects the ability to see clearly at a distance, and glasses can help improve clarity when viewing distant objects. However, based on your current situation...[Read More] Should You Wear Glasses All Day or Just for Distance?
Understanding Visual Disturbances Upon Waking: Causes and Solutions
Waking up suddenly and experiencing a sensation of seeing things with a wavy or distorted appearance? Hello, Doctor Gao. I have issues with floaters, dry eyes, and eye allergies, with my prescription being approximately -6.00 in the left eye and -8.00 in the right eye. My current...
Dr. Gao Pilin Reply:
Hello: This is a phenomenon of vitreous liquefaction, which is just a temporary process and is not a concern. It is common to experience blurred vision and tightness in the muscles around the eyes upon waking up, which may be due to insufficient sleep or poor sleep quality. Lack ...[Read More] Understanding Visual Disturbances Upon Waking: Causes and Solutions
Understanding Visual Afterimages and Eye Discomfort: Causes and Solutions
Visual persistence Hello, doctor. I have myopia of 900 degrees, floaters, and dry eyes. I had a fundus examination done half a month ago, which was normal. 1. Recently, I noticed that when I look at the grid tiles in the bathroom and then close my eyes, I see a grid-like light ...
Dr. Gao Pilin Reply:
Hello: 1. This phenomenon occurs because the brain continues to process visual information even when the eyes are closed. This is a normal occurrence and does not pose any harm to vision or health. 2. This pain may be caused by eye strain or ocular pressure. Eye strain can result...[Read More] Understanding Visual Afterimages and Eye Discomfort: Causes and Solutions
Should You Wear Glasses All Day for Astigmatism?
Does astigmatism require wearing glasses all day? Hello, I currently have a myopia of about -1.00 diopters and astigmatism of -1.50 diopters. I have always been accustomed to wearing glasses only for distance vision. However, during my recent visit to get new glasses, the optomet...
Dr. Liang Ce Reply:
It is recommended that you consult with an ophthalmologist at the outpatient clinic. Thank you, and wish you good health![Read More] Should You Wear Glasses All Day for Astigmatism?
Understanding Flashing Lights in Closed Eyes: Possible Causes and Solutions
Flashes of light when closing the eyes? Hello Doctor: Recently, when I turn off the lights at night or experience eye fatigue, I notice a darker area in my left eye's vision, and when I close my eyes, that area appears as a white light. I have myopia around 300 to 400 degree...
Dr. Gao Pilin Reply:
Hello: This situation may be due to eye fatigue or changes in the internal structures of the eye. For example, you might have some lesions in the retina that could cause dim areas on the retina. It is recommended that you see an ophthalmologist for an examination to determine the...[Read More] Understanding Flashing Lights in Closed Eyes: Possible Causes and Solutions
Understanding the Eye Opening in Darkness Phenomenon: Insights from an Eye Specialist
Regarding the phenomenon of opening eyes in the dark? Hello, Dr. Gao. I'm glad that you are still providing consultation services to patients during the New Year. Thank you. Last night, while I was sleeping, I suddenly opened my eyes and saw a phenomenon resembling spider we...
Dr. Gao Pilin Reply:
Hello: This phenomenon of spider webs is most commonly caused by vitreous degeneration, similar to floaters, but with different shapes. You can observe it yourself; if there are no other issues, it should not be a concern.[Read More] Understanding the Eye Opening in Darkness Phenomenon: Insights from an Eye Specialist
Understanding Abnormal Visual Field Reports After Eye Trauma
Abnormal visual field report? Hello Doctor: I was in a car accident on January 6 of this year, where I was lying face down and my lower body was trapped under a motorcycle. About an hour later, while I was signing a statement at the scene, I noticed that my vision was unclear, an...
Dr. Cai Wenyuan Reply:
Observe the symptoms, and if they persist, seek medical evaluation.[Read More] Understanding Abnormal Visual Field Reports After Eye Trauma
Understanding Floaters and High Myopia: When to Seek Eye Care
High myopia and vitreous floaters? Hello, Doctor. I am currently a ninth-grade student. Over three months ago, I started experiencing floaters in my vision (both eyes have high myopia of about 1020 degrees). I would like to ask if it is okay not to return for a follow-up appointm...
Dr. Cai Wenyuan Reply:
Hello, Student Jian. Happy New Year and best wishes for your academic progress. If your glasses prescription is insufficient but you can see clearly, it is due to the eye's ability to accommodate. However, over a long period, this is not appropriate, and you should consider ...[Read More] Understanding Floaters and High Myopia: When to Seek Eye Care
Understanding Flashing Lights in Vision: Causes and Concerns
There are flashing lights in front of my eyes? Hello doctor, two months ago I underwent a dilated eye exam and was diagnosed with floaters. Last week, I was also checked for night blindness, and I need to continue monitoring and undergo tests like electroretinography. Recently, I...
Dr. Cai Wenyuan Reply:
Observe the symptoms, and if they persist, seek medical evaluation.[Read More] Understanding Flashing Lights in Vision: Causes and Concerns
Understanding Peripheral Blurriness and Physiological Blind Spots in Vision
Peripheral vision blurriness & physiological blind spot issues? Hello, doctor. In mid-October last year, I noticed a blurriness on the outer side of my left eye (if I draw a circle centered on my point of focus, the area outside this circle is blurry, especially the arc of th...
Dr. Gao Pilin Reply:
Hello: 1. It is possible, but we need to look at the visual field chart for accuracy. 2. Usually, the difference is not significant, and you can compare it using the visual field chart. 3. Typically, the physiological blind spot is not noticeable. 4. The physiological blind spot ...[Read More] Understanding Peripheral Blurriness and Physiological Blind Spots in Vision
Understanding Retinal Degeneration and Night Blindness: Key Insights
Eye degeneration, retinal degeneration, night blindness? Hello Doctor, I recently visited a large hospital for an eye examination. I underwent dark adaptation tests, visual field tests, and OCT, and I was diagnosed with retinal dystrophy. I've felt that my night vision has b...
Dr. Gao Pilin Reply:
Hello: Is it true that night blindness will inevitably lead to complete blindness in the future? It's not that pessimistic. According to large-scale statistics, it is rare for retinitis pigmentosa to cause total vision loss; approximately 20% of individuals may have monocula...[Read More] Understanding Retinal Degeneration and Night Blindness: Key Insights
Understanding Retinal Degeneration and Night Blindness: Key Insights
Retinal degeneration, night blindness? Hello Doctor, I recently visited a large hospital for an eye exam. I underwent dark adaptation testing, visual field testing, and OCT, and was diagnosed with retinal dystrophy. I've felt that my night vision has been worse than others f...
Dr. Gao Pilin Reply:
Hello: Is it true that night blindness will inevitably lead to blindness in the future? It's not that pessimistic. According to large-scale statistics, it is rare for retinitis pigmentosa to cause complete vision loss; about twenty percent of individuals may have a visual ac...[Read More] Understanding Retinal Degeneration and Night Blindness: Key Insights
Can Prolonged Use of Dilating Drops Cause Permanent Pupil Dilation?
Will dilating eye drops cause the pupils to enlarge and not return to their normal size? 1. Prolonged use of mydriatic agents can indeed lead to a situation where the pupils remain dilated and do not return to their normal size. This is known as persistent mydriasis. 2. Suddenly...
Dr. Cai Wenyuan Reply:
That's not the case.[Read More] Can Prolonged Use of Dilating Drops Cause Permanent Pupil Dilation?
Understanding Diplopia: Causes, Symptoms, and Treatment Options
Binocular disparity Hello, Doctor. I have some questions I would like to ask you: My vision has generally been quite good, with my left eye consistently at 1.2 and my right eye somewhat worse at about 1.0. However, I recently noticed that my right eye has become significantly blu...
Dr. Gao Pilin Reply:
Hello: Please visit an ophthalmologist for an examination; you may need a prescription. It's important to get checked to determine the cause.[Read More] Understanding Diplopia: Causes, Symptoms, and Treatment Options
Struggles with Glasses: Finding the Right Fit for My Vision Needs
Eyeglass troubles? Hello, Doctor. I have high myopia in both eyes, exceeding -6.00 diopters, and astigmatism close to -2.00 diopters. Additionally, I have cervical disc herniation, which may be affecting my eye's ability to accommodate. I have two pairs of glasses that I sta...
Dr. Gao Pilin Reply:
Hello: From your description, it seems that you haven't had an eye examination. I recommend visiting an ophthalmologist to have your vision checked and to determine the correct prescription. It seems like there might be an issue with your prescription.[Read More] Struggles with Glasses: Finding the Right Fit for My Vision Needs