Understanding Fixed Black Spots in Vision: Possible Eye Conditions
Black spots in the eyes? I have high myopia and astigmatism of 1000 degrees in both eyes. I've had floaters since my teenage years, which are quite severe, but I've gotten used to them. Recently, I've noticed that my right eye occasionally sees a very noticeable bl...
Dr. He Jianxian Reply:
Hello Ms. Chen: The blinking caused by a true pathological condition will not go away. I recommend that you find some time to have a dilated eye examination with an ophthalmologist. Dr. He Jianxian, Ophthalmology Department, Nantou Hospital.[Read More] Understanding Fixed Black Spots in Vision: Possible Eye Conditions
Understanding Vision Changes After Recurrent Styes: Causes and Solutions
After developing a stye, vision may decrease? In March of this year, I suddenly developed a stye on my left upper eyelid, which resolved after about two weeks of medication and topical treatment. A few weeks later, around early June, the stye reappeared in the same location and a...
Dr. Gao Pilin Reply:
Hello: The pressure from a stye can potentially cause astigmatism to develop. Moreover, this type of astigmatism is often difficult to correct with contact lenses. After some time, once the stye has completely healed and the cornea is no longer under pressure, it is possible for ...[Read More] Understanding Vision Changes After Recurrent Styes: Causes and Solutions
Understanding Risks and Decisions in Retinal Laser Treatment for High Myopia
Issues Related to Preventive Laser Treatment for the Retina Hello Doctor: I have high myopia in both eyes, over 1000 diopters (with astigmatism of 400+). Six months ago, I had retinal tears in both eyes and underwent peripheral retinal laser treatment. Last week, I had a dilated ...
Dr. Gao Pilin Reply:
Hello: Your concerns are valid, and retinal issues need to be handled with care. Areas of retinal thinning may increase the risk of developing tears or retinal detachment, but not every area of thinning will progress to a problem. The consideration for early treatment that you me...[Read More] Understanding Risks and Decisions in Retinal Laser Treatment for High Myopia
Emergency Braking and the Risk of Retinal Detachment: What You Need to Know
Emergency braking and retinal detachment? Hello, doctor. I am a highly myopic engineer (both eyes over 1000 with astigmatism of 400+). I have a history of retinal tears in both eyes and have undergone laser treatment for them. Yesterday morning, while on a business trip, I took a...
Dr. Gao Pilin Reply:
Hello: First of all, the emergency braking situation you described could indeed put pressure on the eyes, but generally, a brief episode of emergency braking should not directly lead to retinal detachment or tears. However, given your history of retinal tears, it is crucial to en...[Read More] Emergency Braking and the Risk of Retinal Detachment: What You Need to Know
Understanding Sleep Positions and Their Impact on Eye Health
Sleeping positions Hello, doctor. Every time I lie face down, I see strange images in my mind, similar to bugs slowly crawling up, and then I notice a narrowing of a light circle. However, I am not pressing on my eyes; it's just my forehead being pressed down.
Dr. Gao Pilin Reply:
Hello: It is not possible to determine the exact cause from the description provided. Here are some possible conditions you may consider discussing with your physician: 1. Visual fatigue or hallucinations: Maintaining the same head position for an extended period may lead to ey...[Read More] Understanding Sleep Positions and Their Impact on Eye Health
Understanding Black Spots in Vision: Are They Floaters or Something More?
Black spots in the eyes? 1. I have high myopia and astigmatism of 1000 degrees in both eyes. I have experienced floaters since high school, and recently I've noticed occasionally seeing a bright black dot that doesn't resemble typical floaters. This dot does not move an...
Dr. Gao Pilin Reply:
Hello: 1. Regarding the bright black spot you described, based on your account, it differs from typical floaters. Normal floaters are usually transparent or gray and float or move within your field of vision. If you notice a bright black spot that does not move, this is differe...[Read More] Understanding Black Spots in Vision: Are They Floaters or Something More?
Understanding Unusual Floaters: When to Seek Eye Care
It doesn't seem to be typical floaters, or could it be floaters? Hello, doctor. I have a prescription of -600 diopters in my left eye and -800 diopters in my right eye, with approximately 50 degrees of astigmatism in one eye. Usually, the floaters I see are the typical black...
Dr. Gao Pilin Reply:
Hello: 1. Colorful irregular shapes that move with your gaze and disappear after a few seconds: This type of colorful, irregular visual phenomenon may differ from typical floaters, which usually do not present with color. A more detailed examination may be necessary to determin...[Read More] Understanding Unusual Floaters: When to Seek Eye Care
Addressing Common Eye Care Concerns: Your Questions Answered
Previous question Hello, doctor. Thank you for your response. I have some follow-up questions: 1. Previously, the doctor mentioned that it’s unlikely for my prescription to increase so much unless I constantly use my phone or tablet, and that dilation is necessary. However, I do...
Dr. Gao Pilin Reply:
Hello: 1. If you have been using your smartphone or tablet for extended periods, it may have some impact on your eyes. Regarding concerns about having a prescription that is too weak, eye care professionals typically take into account your usage habits and eye condition when pres...[Read More] Addressing Common Eye Care Concerns: Your Questions Answered
Glare and Nighttime Light: Risks After Laser Eye Surgery
Glare, the hazards caused by various lights at night? Hello Doctor, after my myopic laser surgery, I have been experiencing severe glare. Previously, I didn't find the red and green traffic lights or car headlights to be bright when going out at night, but now they seem quit...
Dr. Gao Pilin Reply:
Hello: Exposure to intense light sources when going out at night may have some impact on vision, but it should not lead to macular degeneration.[Read More] Glare and Nighttime Light: Risks After Laser Eye Surgery
Understanding Changes in Your Eye Prescription: Common Concerns
Questions related to refractive error measurements? Hello Doctor, my vision has not changed since 2016. My left eye has myopia of -5.50 with astigmatism of -0.75, and my right eye has myopia of -4.75 with astigmatism of -1.00. Last week, I visited an ophthalmologist and an optica...
Dr. Liang Ce Reply:
Recommendations: 1. Discuss the above situation further with your attending physician. 2. Alternatively, seek consultation at another ophthalmology clinic. Thank you. Wishing you good health![Read More] Understanding Changes in Your Eye Prescription: Common Concerns
Do Adults Need Dilated Eye Exams? Common Vision Concerns Explained
Do adults need to undergo dilation for an eye exam? Hello, doctor. I have quite a few questions, and I appreciate your help. 1. For an adult (28 years old), is it necessary to use a dilating agent during an eye exam? My concern is that even if there is pseudomyopia, we don'...
Dr. Gao Pilin Reply:
Hello: 1. In general, adults do not require the use of mydriatic agents during an eye examination. However, if there are specific needs, the physician will evaluate whether mydriatics are necessary based on your symptoms and condition. 2. It is generally normal for the refractive...[Read More] Do Adults Need Dilated Eye Exams? Common Vision Concerns Explained
Post-Surgery Vision Issues: Understanding Macular Hole Repair Complications
Blurred vision after macular hole surgery? Hello doctor, my mother has a myopia of 500 degrees in both eyes. In 2022, she noticed that the text appeared distorted while reading, and after a consultation, it was discovered that she had a macular hole. After surgery in October 2022...
Dr. He Jianxian Reply:
Dear Ms. YT Chang, Not all individuals experience improved vision after macular hole surgery. Some patients may have their holes successfully repaired, yet do not show significant improvement in vision, so it is not necessarily indicative of another underlying condition. Sinc...[Read More] Post-Surgery Vision Issues: Understanding Macular Hole Repair Complications
Managing Eye Anxiety: When to Seek Help for Visual Disturbances
Feeling anxious about the current situation and unsure whether to schedule an earlier follow-up appointment or if I'm overreacting? Hello Doctor, I have myopia of -6.00 in one eye and -8.00 in the other, with astigmatism of about -0.50 in one eye. My work requires frequent c...
Dr. Gao Pilin Reply:
Hello: 1. Regarding the recommendation to have a follow-up examination in one month, if you experience any new symptoms or if your existing symptoms worsen during this period, it is advisable to seek medical advice promptly. If you are concerned about retinal detachment, it is be...[Read More] Managing Eye Anxiety: When to Seek Help for Visual Disturbances
Understanding Eye Fatigue: Common Issues and Solutions for Vision Problems
Eye fatigue, eye problems? Hello, doctor. I have myopia of -2.75 diopters and astigmatism of -0.75 in my left eye, and myopia of -3.25 diopters and astigmatism of -0.25 in my right eye. Below are the issues I experience when I don't wear my glasses (previously, an ophthalmol...
Dr. Liang Ce Reply:
Recommendation: Please consult an ophthalmology medical facility for medical advice. Thank you, and wishing you good health.[Read More] Understanding Eye Fatigue: Common Issues and Solutions for Vision Problems
Understanding Floaters: Causes, Symptoms, and When to Seek Help
Concerns about floaters? Hello, doctor. I have had floaters for three years and have never been to the hospital for an examination; my family is also unaware of this. I do not have myopia or hyperopia, but I do have astigmatism. Recently, when I look at bright objects, I notice a...
Dr. Gao Pilin Reply:
Hello: There may be a small shadow at the corner of the eye, but it disappears when the eyelid is lifted. This could be due to eyelashes or possibly floaters. When a bright light source moves quickly in a dark environment, there may be a temporary sensation of light trailing, kno...[Read More] Understanding Floaters: Causes, Symptoms, and When to Seek Help
Managing Dry Eye and Glaucoma: Key Questions and Considerations
Inquiry about dry eye drops and glaucoma issues? I have been suffering from dry eye syndrome for a year. Can I continue using preservative-containing artificial tears covered by health insurance? What conditions indicate that my condition has improved? Initially, I needed to use ...
Dr. Gao Pilin Reply:
Hello: Regarding the use of artificial tears: Generally, artificial tears are considered safe, even those containing preservatives. However, if you experience adverse reactions or worsening symptoms after using artificial tears, please consult your physician for evaluation and re...[Read More] Managing Dry Eye and Glaucoma: Key Questions and Considerations
Managing Dry Eye and Glaucoma: Key Questions and Considerations
Inquiry about dry eye drops and glaucoma issues? I have had dry eye syndrome for a year. Can I continue using preservative-containing artificial tears covered by health insurance? What conditions indicate that it has improved? Initially, I needed to use the drops three to four ti...
Dr. Gao Pilin Reply:
Hello: Regarding the use of artificial tears: Generally, artificial tears are considered safe, even if they contain preservatives. However, if you experience adverse reactions or worsening symptoms after using artificial tears, please consult your physician for an evaluation and ...[Read More] Managing Dry Eye and Glaucoma: Key Questions and Considerations
Understanding Astigmatism: Insights from Eye Exams and Fatigue Effects
Astigmatism issues? Today, I went for a fundus examination. After that, I had a refraction test done on the computer, and the doctor said my astigmatism suddenly increased by 200 degrees, but the fundus was normal. The doctor mentioned that it might be caused by fatigue and advis...
Dr. Gao Pilin Reply:
Hello: Based on the situation you described, I personally believe the following points are relevant: The sudden increase of 200 degrees in astigmatism in the computer-generated refraction test may have the following causes: 1. Fatigue - As your doctor mentioned, vision can experi...[Read More] Understanding Astigmatism: Insights from Eye Exams and Fatigue Effects
Understanding Prescription Changes: Is 775 Degrees Normal for My Left Eye?
Prescription lens degree issues? Hello Dr. Gao, I have had my eyes examined about three times in the past year, and my left eye consistently measures -7.50 diopters. However, when I get my glasses, I need -7.75 diopters for clearer vision, and it seems relatively less sharp compa...
Dr. Gao Pilin Reply:
Hello: It is normal for there to be a difference in visual acuity between the two eyes, so it is not unusual for the left eye to be less sharp than the right eye. Regarding the prescription for glasses, I recommend not exceeding the measured prescription, but slight adjustments c...[Read More] Understanding Prescription Changes: Is 775 Degrees Normal for My Left Eye?
Understanding Astigmatism in Children: Causes and Treatment Options
Inquiry about Astigmatism in Children Hello Doctor: I recently took my child to the hospital for a vision check, and it was found that before dilation, the left eye had 25 degrees of hyperopia with no astigmatism. After dilation, it measured 25 degrees of myopia and 100 degrees o...
Dr. Gao Pilin Reply:
Hello: Based on the data you provided, some of the values measured before and after dilation seem unreasonable. Typically, after dilation, myopia tends to decrease. I recommend taking your child to an ophthalmologist for a re-evaluation. If the vision is good, differences before ...[Read More] Understanding Astigmatism in Children: Causes and Treatment Options