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 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 Dark Circles and Eye Veins: Causes and Solutions
Dark circles issue Hello Doctor, I would like to ask about something I noticed in the past couple of days. I suddenly discovered that there are blood vessels (veins?) above my eyes, and both eyes have this issue. It's particularly noticeable when I open my eyes wide, as both...
Dr. Gao Pilin Reply:
Hello: Based on your description and the images provided, the blood vessels above your eyes and the dark circles may be related to various factors, including eye strain, lack of sleep, and allergies. For your situation, I recommend the following measures to improve the condition ...[Read More] Understanding Dark Circles and Eye Veins: Causes and Solutions
Screen Size and Distance: Which is Better for Your Eye Health?
Screen Size and Distance Hello, Doctor Gao. As I have entered middle age and spend long hours using a computer for work, I would like to ask you which is better for my eyes: using a 24-inch monitor at a distance of 40-50 cm, or a 27-inch monitor at a distance of 70-80 cm, while s...
Dr. Gao Pilin Reply:
Hello: In middle age and with prolonged computer use, choosing the appropriate screen distance is indeed crucial for eye health. Generally, larger screens require a greater viewing distance, which helps reduce eye strain and discomfort. For a 24-inch monitor, a distance of 40 to ...[Read More] Screen Size and Distance: Which is Better for Your Eye Health?
Essential Eye Exams for High Myopia: Addressing Retina Risks and Concerns
Eye examination for individuals with high myopia? Hello, Doctor Gao. I am a patient with high myopia (600-700 degrees). I undergo dilated fundus examinations every year, and both of my eyes have been found to have peripheral lattice degeneration, for which I have received laser t...
Dr. Gao Pilin Reply:
Hello: 1. Is having two fundus examinations each year sufficient to assess the condition of the macula? Generally, it is recommended for individuals with high myopia to undergo 1-2 fundus examinations annually. Fundus examination allows for the observation of the retina, macula...[Read More] Essential Eye Exams for High Myopia: Addressing Retina Risks and Concerns
Understanding Amsler Grid: Assessing Macular Health and Vision Changes
Amsler grid? Hello Doctor, last year I felt that my floaters had worsened, so I went to a clinic for a fundus examination and also underwent an Amsler grid test. At that time, there were no significant issues with my retina, and the doctor did not specifically mention any macular...
Dr. Cai Wenyuan Reply:
Observe the symptoms, and if they persist, seek medical evaluation.[Read More] Understanding Amsler Grid: Assessing Macular Health and Vision Changes
Effective Treatments for Eye Redness After Laser Eye Surgery
Treatment for bloodshot eyes? I have myopia of 600 degrees and have undergone laser eye surgery. I have been experiencing a lot of blood vessels in my eyes for a long time. Is there a treatment for this? If so, what potential side effects might there be? Thank you, doctor.
Dr. Gao Pilin Reply:
Hello: Here are some suggestions for addressing the issue of redness in the eyes: 1. Keep the eyes moist: Use artificial tears or lubricating eye drops to maintain moisture on the surface of the eyes, which can help reduce eye fatigue and redness. 2. Avoid eye strain: Prolonged u...[Read More] Effective Treatments for Eye Redness After Laser Eye Surgery
Understanding Macular Degeneration: Symptoms and Causes Explained
Macular degeneration Hello Doctor, I just turned twenty this year. I have myopia in both eyes, with prescriptions of -4.25 and -4.75 diopters. Just tonight, I noticed while looking at the Amsler grid that the lines appeared straight at first, but after about five seconds, some of...
Dr. Gao Pilin Reply:
Hello: Based on your description, the sudden visual changes in your eyes under specific circumstances may have multiple causes. Firstly, the situation you described could be due to eye fatigue or ocular strain, especially when focusing on near objects. Prolonged use of electronic...[Read More] Understanding Macular Degeneration: Symptoms and Causes Explained
Understanding Blurry Vision: Causes and When to Seek Help
The vision is hazy, as if there is a layer of veil? Hello Doctor: Thank you for taking the time to answer my questions despite your busy schedule; I truly appreciate it. Here’s the situation: During the winter break, the lighting at home was somewhat yellow and not too bright. Ho...
Dr. Cai Wenyuan Reply:
It is unlikely to be cataracts in a short period of time. Monitor the situation, and if symptoms persist, seek medical evaluation.[Read More] Understanding Blurry Vision: Causes and When to Seek Help
Essential Eye Care: Regular Checkups and Important Tests for Vision Health
Regular Eye Examinations & Eye Care Knowledge Hello, I have been nearsighted for the past five years, with my prescription ranging from -3.50 to -5.00 diopters, and I also have astigmatism (50, 100) and floaters. In my daily life, I can drive, read, and use electronic devices...
Dr. Gao Pilin Reply:
Hello: Question 1: Regarding your vision condition, it is recommended that you have an eye examination annually, which includes a refraction test and a fundus examination. Additionally, glaucoma and cataract screenings will be conducted during the visit, and you can discuss wit...[Read More] Essential Eye Care: Regular Checkups and Important Tests for Vision Health
Is Staring at the Sunset Harmful to Your Eyes?
Gazing directly at the sunset? Hello, Doctor Gao. Is it harmful to look directly at the sunset for ten minutes before it goes down? Thank you, Doctor.
Dr. Gao Pilin Reply:
Hello: Staring directly at the sunset ten minutes before it sets may not seem as glaring, but it can still cause harm to the eyes. The light from the sunset still contains a significant amount of ultraviolet (UV) rays and blue light. UV rays can damage the lens and retina of the ...[Read More] Is Staring at the Sunset Harmful to Your Eyes?
How to Reduce Eye Pressure and Relieve Eye Discomfort
Eye strain or eye discomfort? Doctor, I apologize for bothering you. Recently, I have been experiencing some discomfort in my eyes due to excessive use. My intraocular pressure has been slightly elevated these past few days. How can I lower my eye pressure?
Dr. Gao Pilin Reply:
Hello: Thank you for your inquiry. First, I understand that your recent excessive use of your eyes may have led to discomfort and a sensation of elevated intraocular pressure. To maintain eye health, I recommend the following measures: 1. Eye Rest: Every 20 minutes of work, take ...[Read More] How to Reduce Eye Pressure and Relieve Eye Discomfort
Understanding Eye Drops: Usage, Effects, and Common Concerns
Usage of Eye Drops 1. I have been experiencing tightness in the muscles of my left eye, which often causes itching in the lower eyelid and makes it relatively difficult to see. I consulted a doctor who prescribed "Pataday eye drops" and "Methacholine sulfate."...
Dr. Gao Pilin Reply:
Hello: 1. Regarding the use of eye drops, in general, the eye drops prescribed by the doctor are intended for use in one eye. Unless otherwise specified, it is recommended that you apply the drops to the left eye only. When instilling the drops, there is no need to pull down th...[Read More] Understanding Eye Drops: Usage, Effects, and Common Concerns
Understanding Poor Light Sensitivity: Causes and Solutions for Eye Health
Diminished light sensitivity? 1. Experiencing insufficient lighting both indoors and outdoors, with a slightly dim and yellowish appearance, could indicate a few issues. Even if the fluorescent lights at your workplace are bright, you may still perceive the environment as dim due...
Dr. Gao Pilin Reply:
Hello: 1. The insufficient light perception and slight yellow tint you described may involve multiple factors related to the eyes. Firstly, it could be associated with eye fatigue, which can occur from prolonged use of electronic devices or extended periods of staring at enviro...[Read More] Understanding Poor Light Sensitivity: Causes and Solutions for Eye Health
Understanding Color Spots in Vision: Causes and Concerns
Appearance of colored spots in the eyes? Hello, doctor. About twenty minutes after I woke up, I noticed a colorful spot in my vision towards the lower right side. The size is approximately that of the fingertip of my last phalanx when holding a book, and its brightness is slightl...
Dr. Gao Pilin Reply:
Hello: Based on the symptoms you described, this may be a temporary visual phenomenon related to various factors. Since I cannot directly examine your eyes, the following is for reference only, and I recommend that you see an ophthalmologist for a detailed evaluation as soon as p...[Read More] Understanding Color Spots in Vision: Causes and Concerns
Understanding Eye Discomfort: Causes and Solutions for Vision Issues
Eye discomfort? 1. Hello Doctor, I have a myopia of 600 degrees and my glasses prescription is over 500 degrees. About two to three weeks ago, after I took off my glasses and stared into the distance, I felt a pressure in my eyes. Even after resting, there was no improvement. I h...
Dr. Gao Pilin Reply:
Hello: 1. Regarding the feeling of pressure in your eyes, even though you have already consulted an ophthalmologist without finding a clear cause, it may be due to multiple factors. Prolonged near work can lead to a habit of eye strain, and when you try to relax your eyes by lo...[Read More] Understanding Eye Discomfort: Causes and Solutions for Vision Issues
Understanding Visual Afterimages and Color Sensitivity After Retina Laser Surgery
Visual afterimages, complementary colors, photophobia? Hello, I have undergone retinal laser treatment (for a retinal tear) and I am currently having regular check-ups. My last examination, including a fundus examination, was normal. However, I am now experiencing complementary c...
Dr. Gao Pilin Reply:
Hello: Visual persistence is divided into positive afterimages and negative afterimages. It refers to the phenomenon where visual perception remains for a period of time after the light stimulus on the retina has ceased. Positive afterimages are identical to the original image, w...[Read More] Understanding Visual Afterimages and Color Sensitivity After Retina Laser Surgery
Post-Eyelid Surgery Focus Issues: When to See an Eye Specialist?
Post-operative focus issues after lower eyelid surgery? Hello Dr. Liang, I underwent transconjunctival blepharoplasty a month ago, but one eye developed a hematoma the day after the surgery, swelling to the point where I couldn't open it. The swelling has since subsided, bu...
Dr. Liang Ce Reply:
I recommend that you discuss the above situation further with your attending physician. Wishing you good health. Thank you![Read More] Post-Eyelid Surgery Focus Issues: When to See an Eye Specialist?
Understanding Suspected Early Glaucoma and Vision Loss: Key Insights
Glaucoma and Visual Field Loss: The Gray Area Between Presence and Absence Hello, Director. Recently, during a routine eye examination (which included intraocular pressure, fundus examination, OCT, and visual field tests), the physician determined that there was some visual field...
Dr. Gao Pilin Reply:
Hello: Since I have not examined you in person, my response is for reference only. Please consult your ophthalmologist for specific treatment recommendations. 1. It appears that your fundus examination results show some changes, including the structure of the optic nerve head. ...[Read More] Understanding Suspected Early Glaucoma and Vision Loss: Key Insights
Can Wearing Two Pairs of Glasses Cause Strabismus?
Overlapping glasses frames? Wearing one pair of non-prescription glasses with blue light and UV protection, and another pair with a prescription of -1.50 diopters, should not cause strabismus. However, it is important to ensure that you are using the correct pair for the appropri...
Dr. Gao Pilin Reply:
Hello: Based on your description, one pair of glasses has no prescription and provides blue light and UV protection, while the other has a prescription of +1.50. Such a configuration should not lead to strabismus. However, if you experience any discomfort, blurriness, or eye fati...[Read More] Can Wearing Two Pairs of Glasses Cause Strabismus?