Understanding Post-Cataract Surgery Presbyopia: What to Expect
Cataracts do not preserve visual acuity? After cataract surgery with the replacement of a monofocal intraocular lens, if the patient's prescription is not retained, the degree of presbyopia (farsightedness) postoperatively is typically around +2.00 diopters. Yes, the degree ...
Dr. Gao Pilin Reply:
Hello, Zhiqiang: You can start testing by adjusting from 250 degrees. It is possible that as age increases, vision may deteriorate, necessitating an appropriate increase in prescription strength.[Read More] Understanding Post-Cataract Surgery Presbyopia: What to Expect
Understanding the Impact of Incorrect Prescription Glasses on Vision Health
Prescription lens degree issues? Hello, I recently visited an ophthalmology clinic and during the examination, my corrected visual acuity with glasses was R: 0.6 and L: 0.7. It was found that my glasses prescription was overcorrected by more than 100 degrees (my actual myopia is ...
Dr. Gao Pilin Reply:
Hello Mr. Gong: 1. It will not cause any harm to the eyes, but it may lead to increased fatigue. 2. If there are no specific issues, a dilated fundus examination once a year should be sufficient.[Read More] Understanding the Impact of Incorrect Prescription Glasses on Vision Health
Understanding Visual Disturbances: Causes and Solutions for Eye Fatigue
Macular degeneration I'm sorry to bother you, doctor. About a week ago, due to staying up late, I noticed that objects appeared to fluctuate in size when I looked at them in the morning. I immediately went to an ophthalmology clinic, and the doctor said that the structure of...
Dr. Gao Pilin Reply:
Hello, Xiao You: Based on your description, it doesn't seem to be macular degeneration. It appears more like fluctuations due to vitreous liquefaction or possibly caused by ciliary muscle spasm from eye fatigue. Make sure to give your eyes plenty of rest, and if the issue pe...[Read More] Understanding Visual Disturbances: Causes and Solutions for Eye Fatigue
Understanding Hyperopia and Amblyopia: Key Questions Answered
Hyperopia and Amblyopia Glasses Prescription Issues Thank you for your detailed response, which has clarified many of my doubts. I would like to ask further: 1. You mentioned that the refraction after dilation is the degree of relaxation of the ciliary muscle. Can it be understo...
Dr. Gao Pilin Reply:
Hello Mr. Chang: 1. Yes, under natural conditions, the ciliary muscle is not completely relaxed. 2. Squinting can improve clarity when vision is unclear, regardless of whether one has hyperopia, myopia, or astigmatism. 3. Hyperopia and myopia are relative conditions and canno...[Read More] Understanding Hyperopia and Amblyopia: Key Questions Answered
Understanding Hyperopia and Amblyopia Treatment Options for Children
Hyperopia and Amblyopia Glasses Prescription Issues "Each physician has their own approach. Please choose a physician, and based on their recommendations, they will continuously adjust according to the child's vision changes. Therefore, there should be good results. If ...
Dr. Gao Pilin Reply:
Hello Mr. Zhang: Each physician has their own approach, so please choose one doctor and follow their recommendations. They will continuously adjust based on the child's vision changes, which should yield good results. Listening to different opinions and constantly changing a...[Read More] Understanding Hyperopia and Amblyopia Treatment Options for Children
Understanding Floating Black Spots in Low Light Conditions
Seeing flickering spots in the dark? Hello Doctor, I have noticed that recently in the dark, I see some jumping black dots with my eyes, and the longer I look, the more pronounced they become. However, I do not see them in the morning, and my vision has not deteriorated or been a...
Dr. Gao Pilin Reply:
Hello Wei: If you can still see moving black spots in complete darkness, this may be a visual hallucination. However, most of the time, it is a physiological phenomenon. If it's floaters, they should be visible during the day. In a completely dark environment, they may not b...[Read More] Understanding Floating Black Spots in Low Light Conditions
Choosing the Right Glasses for Amblyopia and Hyperopia in Children
Hyperopia and Amblyopia Glasses Prescription Issues Hello, doctor. My puppy has just turned six years old, and currently, the vision in each eye is 0.5 and 0.8. Between the ages of 3 and 6, he was diagnosed with amblyopia, astigmatism, anisometropia, and exotropia, and has been m...
Dr. Gao Pilin Reply:
Hello Mr. Chang: Each physician has their own approach. Please choose a physician, and based on their recommendations, they will continuously adjust according to the child's vision changes. Therefore, there should be good results. If it were up to me, I would first perform a...[Read More] Choosing the Right Glasses for Amblyopia and Hyperopia in Children
Understanding Eye Bulge: Causes and Concerns for Your Vision
Eye problems Hello, recently when I close my eyes and place my finger on the upper eyelid of my left eye, I feel a protrusion on the eyeball, as if there is a lump on the surface of the eye. The area that is protruding feels particularly hard (it feels like the entire eyeball is ...
Dr. Gao Pilin Reply:
Hello, Apple: This may be a lump on the eyelid, most commonly a chalazion. It is not caused by high intraocular pressure, as high eye pressure does not result in lumps. The eyeball itself typically does not have lumps either. It is recommended that you see an ophthalmologist for ...[Read More] Understanding Eye Bulge: Causes and Concerns for Your Vision
Understanding Retinal Detachment and Trabeculectomy: A Patient's Journey
Retinal detachment surgery and trabeculectomy? Hello Doctor, I have high myopia with -9.50 in my left eye and -14.50 in my right eye. I have a history of iritis in my right eye. In February 2019, due to persistent elevated intraocular pressure in both eyes, the doctor decided to ...
Dr. Gao Pilin Reply:
Hello Mr. He: 1. Intraocular pressure may gradually decrease; it is not uncommon to experience elevated eye pressure postoperatively. 2. An evaluation is necessary to determine the appropriate management. 3. Initially, you can engage in light activities such as walking, and gradu...[Read More] Understanding Retinal Detachment and Trabeculectomy: A Patient's Journey
Is My Eye Condition a Sign of Tractional Retinal Detachment?
Is my condition a precursor to tractional retinal detachment? Hello Doctor: I used to have a habit of improperly massaging my eyeballs, but I have since stopped. I already have floaters and high myopia. Recently, I started experiencing a flickering sensation in my entire field of...
Dr. Gao Pilin Reply:
Hello, your situation is similar to flashes caused by vitreous pulling on the retina. If the doctor has examined you and found no issues, you can feel reassured, as any tears or detachments should be detectable during the examination.[Read More] Is My Eye Condition a Sign of Tractional Retinal Detachment?
Understanding Mild Blurriness in Vision: Causes and Solutions
Slightly blurred vision? Hello, I have a myopia of 500 degrees, which has remained stable for nearly 20 years. I previously wore scratched lenses for two years, and when I don’t wear glasses, I experience a slight foggy sensation, but I'm not sure if it's due to blurrin...
Dr. Gao Pilin Reply:
Hello Tim: If wearing glasses eliminates the foggy sensation, it indicates that the fog is caused by myopia. When wearing glasses, myopia is corrected, and the retina receives a clear image, which resolves the fog. There should be no issues.[Read More] Understanding Mild Blurriness in Vision: Causes and Solutions
Understanding Night Vision Issues: Why Does Darkness Affect My Eyes?
After turning off the lights, there is a particularly dark spot in my vision? Both eyes have myopia over 500 degrees. When the lights are on, my vision is normal, but at night, after turning off the lights, there is a particularly dark area in my vision, and its size has increase...
Dr. Gao Pilin Reply:
Hello: It is possible that the dark area is related to a region with weaker scotopic vision. It may also be a normal retinal phenomenon, and since it recovers quickly, there should be no need for concern. However, if you are still worried, it would be advisable to consult a retin...[Read More] Understanding Night Vision Issues: Why Does Darkness Affect My Eyes?
Understanding Visual Disturbances: Flickering and Brightness Changes Explained
There is a slight shaking phenomenon around objects when looking at them? Hello Doctor, I am 43 years old with myopia of approximately -6.50/-8.50. 1. Since 2021, I have noticed a slight shaking sensation on the outer side of my eyes when looking at things (there is a feeling of ...
Dr. He Jianxian Reply:
If all examinations have been completed, you should feel reassured. The flickering sensation in your peripheral vision may be caused by vitreous degeneration, but this is merely a hypothesis, and I, as a physician, cannot determine the exact cause. Regarding the changes in bright...[Read More] Understanding Visual Disturbances: Flickering and Brightness Changes Explained
Understanding Macular Hole Surgery Recovery: Common Concerns and Questions
Macular hole Hello Doctor: My mother underwent surgery for a macular hole three weeks ago. Currently, she spends most of her daytime lying face down, except for meals and bathroom breaks, and at night she sleeps either face down or on her side. I have a few questions to ask, than...
Dr. He Jianxian Reply:
1. Gases that have been separated for a period of time may still have the potential to merge back together, so it shouldn't lead to poor healing outcomes. 2. Everything must wait until the gases have completely dissipated before we can be more certain, and only then will the...[Read More] Understanding Macular Hole Surgery Recovery: Common Concerns and Questions
Understanding Astigmatism in Young Children: Key Insights for Parents
Congenital astigmatism in children? Hello Doctor: My child is four years old. During a vision screening at preschool, an abnormality was detected, and we were referred to an ophthalmologist. A computerized refraction revealed the following: right eye: hyperopia of 75 diopters and...
Dr. Liang Ce Reply:
It is recommended that you 1. discuss the above situation further with your attending physician to determine if additional examinations are necessary. 2. You may also consider consulting at an ophthalmology outpatient clinic at a medical center or large hospital. Thank you, and w...[Read More] Understanding Astigmatism in Young Children: Key Insights for Parents
Understanding the Impact of Spherical and Aspherical Lenses on Vision
Spherical and aspherical interchangeably used? Dear Dr. Liang, Thank you for taking the time to answer my question despite your busy schedule. Recently, I noticed that my original glasses (aspheric) made distant vision somewhat blurry, so I went to an optical store to get new gl...
Dr. Liang Ce Reply:
It is recommended that you consult an ophthalmologist for advice based on the current condition of your eyes. This would be more appropriate. Thank you, and wishing you good health![Read More] Understanding the Impact of Spherical and Aspherical Lenses on Vision
Common Eye Issues: Understanding Vision Distortions and Prescription Needs
I have several questions regarding vision? I have a few questions that have persisted for several years: 1. When I focus on a straight line with my right eye alone, it appears slightly distorted, with a subtle wavy sensation. The Amsler grid test seems fine. The images of macular...
Dr. Gao Pilin Reply:
Hello, Ant: 1. A slight waviness may not be indicative of macular degeneration. Sometimes, it could also be related to refractive issues. 2. It is possible that there is a refractive problem, causing the image projected near the blind spot to appear somewhat distorted. 3. This ma...[Read More] Common Eye Issues: Understanding Vision Distortions and Prescription Needs
Understanding Brief Blackouts in Vision: Possible Causes and Next Steps
A momentary flash of darkness in the field of vision? Recently, I have been experiencing brief moments of seeing black flashes in my vision, as if the surrounding lights are turning off and then back on. This happens about 10 times a day, and each episode lasts for a very short d...
Dr. Cai Wenyuan Reply:
Monitor the situation, and if symptoms persist, seek medical attention.[Read More] Understanding Brief Blackouts in Vision: Possible Causes and Next Steps
Understanding Retinal Issues After Eye Trauma: Symptoms and Solutions
Retinal issues Hello doctor, two days ago I was hit in the eye by a dodgeball (quite hard). At that moment, my vision was reduced to a small blurry area in the center. After a few minutes, I noticed a shadow in the lower part of my vision, which eventually went away. However, I w...
Dr. Gao Pilin Reply:
Hello, the redness in your eye may be due to a subconjunctival hemorrhage, and it will take time for the blood to be reabsorbed before the redness resolves. This may take a week or longer. The shadow you are seeing could be due to changes in the vitreous caused by trauma. If the ...[Read More] Understanding Retinal Issues After Eye Trauma: Symptoms and Solutions
Understanding Pseudomyopia: Causes, Symptoms, and Eye Health Concerns
Pseudomyopia Hello, I would like to ask if high degrees of pseudomyopia make it easier for myopia to increase? Sometimes the degree before dilation is 600 or 700, but after dilation, it does not exceed 550 (previously 350, then 450, and later over 500). Is an increase of 50 to 75...
Dr. Gao Pilin Reply:
Hello, Xin: It is possible for the prescription to suddenly increase by 50 to 75 diopters within six months during the senior year of high school, and sometimes it can increase by 100 diopters in a year. Rapid changes can occur during periods of growth. If the eyeball degenerates...[Read More] Understanding Pseudomyopia: Causes, Symptoms, and Eye Health Concerns