Understanding Monocular Diplopia: Causes and Concerns for Students
Monocular diplopia In recent weeks, I have been experiencing vertical diplopia in both eyes, especially noticeable when looking at bright lights (such as traffic lights, illuminated signs, and TV subtitles). This occurs mostly during the day when viewing well-lit objects. However...
Dr. Gao Pilin Reply:
Hello: Possible causes of monocular diplopia include: 1. Refractive errors: You mentioned that you have felt an increase in myopia over the past few weeks, along with astigmatism, which may lead to refractive errors causing diplopia. Even if you are wearing contact lenses, if the...[Read More] Understanding Monocular Diplopia: Causes and Concerns for Students
Understanding Vision Changes During Intense Running: Eye or Heart Issue?
What could this problem be? Hello Doctor, I would like to ask about a situation where I experience a dimming and slight blurriness in my vision when I run at full speed. I see a large bright circle in the center of my vision that appears dark in the middle, and it becomes more pr...
Dr. Gao Pilin Reply:
Hello: Based on the symptoms you described, this may be related to the blood supply to the eyes or the visual system rather than a cardiovascular issue. When you are running at full effort, your body requires more oxygen and blood supply to various parts, including the eyes. If y...[Read More] Understanding Vision Changes During Intense Running: Eye or Heart Issue?
Understanding Retinal Detachment Recovery: Nutrition, Timing, and Vision Correction
Vision restoration Hello Doctor: I experienced a retinal detachment unexpectedly, without any external force, and I do not have myopia or hypertension. I underwent surgical treatment earlier this month, and my vision has improved from 0.3 pre-operation to 0.5 two weeks post-opera...
Dr. He Jianxian Reply:
Dear Miss Lin, 1. Regarding dietary supplements, I am not an ophthalmology specialist and cannot provide appropriate advice. 2. In fact, undergoing surgery as soon as possible after the occurrence will lead to a more favorable recovery. The timeline for recovery varies from pers...[Read More] Understanding Retinal Detachment Recovery: Nutrition, Timing, and Vision Correction
Understanding Cataract Surgery: Key Questions About Lens Choices and Timing
Cataract lens Hello! I had cataract surgery on my right eye on March 21, with a monofocal aspheric lens set at 0 diopters, and I am scheduled to have surgery on my left eye (with a prescription of -9.00 diopters) on March 28. I would like to ask the doctor: 1. How many diopters...
Dr. Gao Pilin Reply:
Hello: 1. The degree of vision reserved during the left eye surgery to see a 40 cm mobile phone subtitle depends on individual visual needs. If 300 degrees is reserved, the vision may be sufficient to clearly see the mobile phone subtitles, but it is important to note that the ...[Read More] Understanding Cataract Surgery: Key Questions About Lens Choices and Timing
Does Rubbing Your Eyes Increase Astigmatism or Risk Keratoconus?
Concerns about eye rubbing, astigmatism, and keratoconus? Hello, doctor. I have high astigmatism (425 degrees) and underwent a corneal topography examination yesterday. The doctor informed me that the results did not indicate a tendency towards keratoconus, but the values were cl...
Dr. Gao Pilin Reply:
Hello: 1. Will occasionally rubbing my eyes lightly increase astigmatism or heighten the risk of developing keratoconus? Occasional light rubbing of the eyes is generally not likely to increase astigmatism or trigger keratoconus. The causes of astigmatism and keratoconus are not ...[Read More] Does Rubbing Your Eyes Increase Astigmatism or Risk Keratoconus?
Understanding Oscillopsia: Causes, Symptoms, and When to Seek Help
Regarding vibration-induced visual hallucinations? Dear Dr. Gao, Thank you very much for your responses to my questions over the past few days. I never expected that a simple fundus examination at the clinic could lead to so many issues (being poked in the eye with a cotton swab...
Dr. Gao Pilin Reply:
Hello: Q1. Generally speaking, transient and occasional visual disturbances such as visual vibrations can have multiple causes. These include visual fatigue, eye muscle strain, eye conditions such as strabismus, retinal issues, or central nervous system problems. These factors ...[Read More] Understanding Oscillopsia: Causes, Symptoms, and When to Seek Help
Understanding Red Eye Symptoms: When to Seek Medical Attention
Bloodshot eyes Hello doctor, I would like to ask about something. In the past two days, I have noticed a deep red line near the lower edge of my sclera that looks like a cut. Currently, my vision is unaffected. I have a history of allergies and have been using artificial tears. R...
Dr. Gao Pilin Reply:
Hello: Based on your description, the sudden appearance of a deep red streak near the lower edge of the sclera, along with a stinging sensation when using eye drops, may be due to irritation or damage to the blood vessels in the eye tissue. It is recommended that you see an ophth...[Read More] Understanding Red Eye Symptoms: When to Seek Medical Attention
Understanding Astigmatism: Effects of Under-Corrected Glasses on Eye Health
Please provide the content you would like me to translate? Dear Dr. Gao, Thank you very much for your professional response and advice in article #206774. I have clearly understood my questions Q1 to Q4, and I truly appreciate your thoughtful replies and guidance. Regarding Q5...
Dr. Gao Pilin Reply:
Hello: I am glad to assist you again. Q1. If astigmatism is undercorrected by 25 degrees, is it possible to experience discomfort and visual fatigue over time? The answer is yes. Astigmatism refers to an uneven curvature of the cornea or lens, causing light to focus improperly ...[Read More] Understanding Astigmatism: Effects of Under-Corrected Glasses on Eye Health
Understanding Eye Care: Addressing Concerns After Pupil Dilation
Inquiry for clarification? Dear Dr. Gao, Thank you very much for your previous response to my questions; I have understood everything clearly. I apologize for bothering you again, but I have a sudden issue with my eye that has caused me some concern, so I am reaching out once mo...
Dr. Gao Pilin Reply:
Hello: Based on the situation you described, I would like to provide the following recommendations: Q1. It is unlikely to cause any harm. Q2. If the lower white part of the right eye (sclera) is poked or scratched, the following symptoms may occur: - Sharp pain or burning se...[Read More] Understanding Eye Care: Addressing Concerns After Pupil Dilation
Understanding Double Vision: Causes and Solutions for Eye Issues
Continuation of Inquiry #206758: Question Regarding Diplopia Dear Dr. Gao, Thank you very much for your professional response and advice regarding the "Double Vision Inquiry #206758." I will find time to have my eyes checked at an ophthalmology clinic. I would like to ...
Dr. Gao Pilin Reply:
Hello: Q1. Your understanding is generally correct. If the corneal shape is confirmed to be normal and there is a phenomenon of double vision with text, it may be caused by myopia or astigmatism. Myopia causes distant objects to appear blurry, while astigmatism may prevent ligh...[Read More] Understanding Double Vision: Causes and Solutions for Eye Issues
Understanding Double Vision: Causes and When to Seek Help
Double vision inquiry? Hello Dr. Gao: Today I noticed that when I take off my glasses and try to see without them, my left eye experiences double vision when looking at text, as if the letters are floating and becoming two. In contrast, my right eye sees the text as a blurry mass...
Dr. Gao Pilin Reply:
Hello: Based on your description, there are several possibilities: 1. The double vision you experience when reading with your left eye may be caused by refractive errors. This could be due to irregularities in the corneal shape or conditions such as myopia or astigmatism. The dou...[Read More] Understanding Double Vision: Causes and When to Seek Help
Post-COVID Symptoms: Understanding Floaters and Vision Changes
Symptoms of floaters after a COVID-19 diagnosis? Hello Doctor, I was diagnosed with COVID-19 at the end of January, and a week later, I noticed symptoms of floaters in my eyes. Initially, it was very noticeable in my right eye, where I could see black specks. Since then, it has b...
Dr. He Jianxian Reply:
Hello Ms. C: Floaters are primarily caused by vitreous degeneration, and their correlation with the use of electronic devices is unclear. However, there is a stronger association with high myopia, trauma, inflammation, and surgery. As for whether COVID-19 can cause floaters, I am...[Read More] Post-COVID Symptoms: Understanding Floaters and Vision Changes
Understanding Visual Blind Spots: When to Seek Eye Care
Visual field examination Could a visual blind spot be as large as the size of a thumb joint (approximately 15 centimeters away)? When I visited the ophthalmologist, they said it was either due to fatigue or normal. Should I still be concerned?
Dr. He Jianxian Reply:
Hello Mr. Long: The location of the blind spot is approximately between 10 to 20 degrees in the peripheral vision, with a size of about 10 degrees. Experienced ophthalmologists can easily identify this. If there are any issues, the doctor will inform you directly, so you should f...[Read More] Understanding Visual Blind Spots: When to Seek Eye Care
Understanding Flashing Lights in Vision: Causes and What to Do
Flashes of light in the eyes? Hello, doctor. I have a question to ask. I noticed that this morning when I woke up, there was a long, glowing line appearing in my left eye, resembling those small toys that emit a lot of light. It appeared in both eyes and slowly moved towards the ...
Dr. Liang Ce Reply:
We recommend that you consult an ophthalmology medical facility. Wishing you good health. Thank you![Read More] Understanding Flashing Lights in Vision: Causes and What to Do
Understanding Visual Snow: Symptoms and Insights for Eye Health
Ocular noise Hello Doctor, I have a problem with floaters. When I look at the sky, I see flashes that seem to drift down. I went to see an ophthalmologist, and they said it was a symptom of floaters. Recently, after taking a nap during lunch, I woke up and noticed that my left ey...
Dr. Gao Pilin Reply:
Hello: Based on your description, you may be experiencing some visual issues. Floaters typically present as small dots or lines that appear to float in your field of vision, resembling tiny clouds or mosquitoes. The phenomenon you described after your afternoon nap, which looked ...[Read More] Understanding Visual Snow: Symptoms and Insights for Eye Health
Understanding Posterior Vitreous Detachment and Retinal Issues: Key Questions Answered
Regarding issues related to posterior vitreous detachment and retinal disorders? Hello Doctor: 1. I have always seen black spots in my vision, and a few days ago, I suddenly experienced very rapid movement of black spots at the lower edges of both eyes. After about six to seven...
Dr. He Jianxian Reply:
Hello, Mr. Squirrel: 1-3: Posterior vitreous detachment typically occurs in older individuals. However, it can also happen earlier in those with high myopia, inflammation, or injury. It usually occurs suddenly and is often accompanied by noticeable floaters. In such cases, it i...[Read More] Understanding Posterior Vitreous Detachment and Retinal Issues: Key Questions Answered
Understanding Sudden Worsening of Astigmatism: Causes and Solutions
Astigmatism has worsened over the past three months? Hello, I would like to ask about my astigmatism, which has been 50.75 for a long time. I got new glasses at the end of December last year, and in March of this year, I noticed double vision when looking at traffic lights. Upon ...
Dr. Gao Pilin Reply:
Hello: Based on the situation you described, this sudden increase in astigmatism may require further evaluation. A rapid increase in astigmatism can be associated with various factors, including changes in corneal shape, alterations in the lens, or other changes in the eye's...[Read More] Understanding Sudden Worsening of Astigmatism: Causes and Solutions
Understanding Eye Surgery for Bubble Behind the Left Eye: Risks and Recovery
There is a 2-3 mm bubble behind the left eyeball (inside the brain), causing misalignment of the eyes and resulting in strabismus (diplopia)? Hello, doctor. Recently, I had a CT scan of my brain, and the results showed that there is a 2-3 mm bubble behind my left eyeball (inside ...
Dr. Liang Ce Reply:
We recommend that you: 1. Discuss the above situation further with your attending physician. 2. Consider consulting an ophthalmologist at a major hospital. Wishing you good health. Thank you![Read More] Understanding Eye Surgery for Bubble Behind the Left Eye: Risks and Recovery
Understanding Post-Laser Surgery Symptoms: Eye Movement and Light Flashes
After retinal laser surgery, there may be sensations of movement or floaters at the edges of the vision? On February 16, I experienced blurred vision and flashes. During the examination, it was noted that there were holes in both eyes. After undergoing laser treatment, the blurri...
Dr. Gao Pilin Reply:
Hello: 1. The sensation of movement in the far right side of the right eye after laser treatment may be a temporary phenomenon related to the laser procedure or the treatment itself. However, if there is persistent discomfort or worsening symptoms, it is advisable to consult an o...[Read More] Understanding Post-Laser Surgery Symptoms: Eye Movement and Light Flashes
Addressing Vision Disparities and Corneal Transplant Concerns in Eye Care
Questions about parallax glasses and corneal transplant issues? 1. After undergoing a corneal transplant in one eye, I now have significant anisometropia: my left eye has -1100 diopters of myopia and -200 diopters of astigmatism, while my right eye has -450 diopters of myopia wit...
Dr. Gao Pilin Reply:
Hello: 1. Regarding the significant disparity in your vision between both eyes, this large disparity may lead to discomfort or dizziness when wearing regular glasses. Generally, for cases of significant disparity, contact lenses may be a better option, but it is essential to ma...[Read More] Addressing Vision Disparities and Corneal Transplant Concerns in Eye Care