Understanding Vitreous Degeneration: Should You Change Your Career?
Vitreous degeneration Hello Doctor, six months ago, whenever I turned off the lights at night, I would see bright spots when moving my eyes. If I closed my eyes and shook my head, I would see circles and bright dots. At that time, I was diagnosed with a small tear and underwent l...
Dr. He Jianxian Reply:
Hello: Essentially, your work increases the likelihood of presbyopia appearing earlier, but I believe you are overly concerned about work causing blindness. I recommend that you have a dilated retinal examination at most every six months. Wishing you good health.[Read More] Understanding Vitreous Degeneration: Should You Change Your Career?
Understanding Presbyopia: Do You Need New Glasses for Your Vision?
Reading glasses Hello, I have been wearing glasses for my myopia with a prescription of -5.75 for many years. Recently, after a refraction test, I found out that I have presbyopia with a prescription of +1.75. Should I get new glasses, and what prescription should I use? (1) +4...
Dr. Wang Zhangji Reply:
Using a single prescription to address distance, intermediate, and near vision is merely a compromise. The correct approach is to have one pair of glasses for distance and another for near vision, or to use multifocal lenses.[Read More] Understanding Presbyopia: Do You Need New Glasses for Your Vision?
Can Long-Term Insomnia Cause Vision Changes After Laser Surgery?
Can long-term insomnia lead to vision complications after laser surgery? Dear Dr. Gao, I underwent femtosecond laser surgery for my myopia (both eyes at -6.85 diopters) on December 9, 2011. Prior to the surgery, I had mild presbyopia (+1.00 diopter). I did not follow the doctor&...
Dr. Gao Pilin Reply:
Hello: Laser surgery will not cause complications due to excessive insomnia. Regarding night blindness, please visit a larger hospital to have an electroretinogram to determine if there are any retinal disorders. Lack of sleep can lead to eye fatigue, which may exacerbate issues ...[Read More] Can Long-Term Insomnia Cause Vision Changes After Laser Surgery?
Understanding Laser Surgery for Myopia and Presbyopia: What to Expect
Regarding laser surgery for myopia and presbyopia? Hello Dr. Chuang: Recently, I heard a radio advertisement about laser surgery for myopia and presbyopia. Myopia can be corrected with laser treatment, but presbyopia tends to change with age, requiring different prescriptions for...
Dr. Zhuang Yamin Reply:
Dear Ya-Ya, Currently, the laser surgery for myopia and presbyopia typically involves correcting one eye for distance vision and the other eye for near vision. This way, when both eyes are open, one can see near and the other can see far, allowing for both distances to be percei...[Read More] Understanding Laser Surgery for Myopia and Presbyopia: What to Expect
Managing Myopia and Presbyopia Before Cataract Surgery
Myopia and presbyopia? Hello, I have cataracts and I am scheduled for cataract surgery. However, I also have a myopia of -1200 degrees and I am considering laser surgery, but I also have presbyopia. I would like to know if I should maintain some degree of myopia after the laser s...
Dr. Gao Pilin Reply:
Hello: If you are going to undergo cataract surgery, you can adjust your prescription by choosing the power of the intraocular lens, which should eliminate the need for additional laser surgery. If you also have presbyopia, you can opt for multifocal intraocular lenses to correct...[Read More] Managing Myopia and Presbyopia Before Cataract Surgery
Why Your New Glasses Make Close-Up Vision Uncomfortable
Feeling uncomfortable when looking at close objects with new glasses? Hello Doctor: I recently got a new pair of glasses with the same prescription as my previous pair (lens prescription: -5.25 and -5.50, with astigmatism in both eyes). I wanted to change my glasses because the l...
Dr. Wang Zhishun Reply:
Hello: Based on the description, we should first consider whether there is a case of presbyopia. However, if you are 26 years old, the likelihood of presbyopia is low. I recommend that you take both pairs of glasses to an optician for an examination. If that does not resolve the ...[Read More] Why Your New Glasses Make Close-Up Vision Uncomfortable
Understanding Double Vision: Causes and Concerns for Myopic Patients
Is this diplopia? Hello Doctor: I have approximately -4.50 diopters of myopia in both eyes, with astigmatism of -1.50 in the left eye and -1.20 in the right eye. Today, while looking at a client's business card, I took off my glasses to see it up close and noticed a slight d...
Dr. Gao Pilin Reply:
Hello: Astigmatism, when uncorrected, can cause double vision both at distance and near, although it may be less noticeable when looking at nearby objects. You can try bringing the object slightly closer, and the double vision will become less pronounced; this is due to astigmati...[Read More] Understanding Double Vision: Causes and Concerns for Myopic Patients
Understanding Blurry Vision: Causes and Solutions for Presbyopia
Blurred vision Doctor, I have presbyopia, but recently I've noticed that sometimes when I look at text in the distance (about 1.5 meters), my vision suddenly shifts from clear to blurry. At that moment, I wasn't wearing my reading glasses since I was looking far away. W...
Dr. Wang Zhangji Reply:
There are many possible reasons for blurred distance vision, and the information you provided is insufficient for a proper assessment. It is recommended to undergo a thorough examination.[Read More] Understanding Blurry Vision: Causes and Solutions for Presbyopia
Understanding Vision Changes: Is Aging Affecting Your Prescription?
Vision problems Hello Doctor, I am 34 years old and recently had an eye exam where my prescription decreased by 100 degrees. It was originally -3.25 in both eyes, and now it is -2.25 in both eyes. Could this be due to aging, which has led to a reduction in my prescription? Am I s...
Dr. Wang Zhangji Reply:
Presbyopia is one of the aging phenomena, typically occurring after the age of 40. As for the age-related reduction in myopia, it is rare for this to begin as early as 34 years old. A more likely cause is the difference in ciliary muscle tension leading to variations in refractiv...[Read More] Understanding Vision Changes: Is Aging Affecting Your Prescription?
Understanding Sudden Visual Flashes: Causes and Concerns
Eyes I do not have myopia, but I have 100 degrees of astigmatism and 200 degrees of presbyopia. However, last night while lying in bed and after turning off the lights, I suddenly noticed a golden grid-like flashing pattern in front of my eyes, similar to animation. But this morn...
Dr. Hu Yusheng Reply:
Hello: Based on the symptoms you described, it could be due to visual persistence or retinal traction. The former typically occurs in both eyes, while the latter usually affects one eye and is often associated with localized flashes of light. For the latter, further dilated fundu...[Read More] Understanding Sudden Visual Flashes: Causes and Concerns
Understanding LASIK Surgery Side Effects: Blurred Vision Concerns
Complications after myopia laser surgery? I remember undergoing LASIK laser surgery seven years ago. At that time, my myopia was approximately -3.00 diopters, and I had astigmatism of about -1.00 to -1.50 diopters. However, after about 2-3 years post-surgery, I noticed that after...
Dr. Hu Yusheng Reply:
Dear Mr. Ah Hong, Your issue may be due to dry eye syndrome, presbyopia, or an inability of the ciliary muscle to relax. Please consult an ophthalmologist for further evaluation. Thank you for your inquiry. Wishing you health and safety. Sincerely, Ophthalmologist Hu Yu-She...[Read More] Understanding LASIK Surgery Side Effects: Blurred Vision Concerns
Understanding Dizziness Triggered by Eye Movements
Dizziness caused by the eyes? Hello Doctor: Whenever I move both eyes simultaneously in the same larger direction (up left, directly up, or up right) or focus on a small object, I experience dizziness. An ophthalmologist has examined me and found no signs of strabismus, presbyopi...
Dr. Wang Zhishun Reply:
Hello, if you have already been examined by an ophthalmologist and there are no issues with refractive error or strabismus, then this type of postural dizziness may require a consultation with a neurologist. Dizziness primarily falls within the scope of neurology and otolaryngolo...[Read More] Understanding Dizziness Triggered by Eye Movements
Understanding Vision Changes: Myopia, Presbyopia, and Lens Wear
Vision problems Doctor, I am 38 years old. My right eye has a myopia of -3.75 diopters and my left eye has -2.25 diopters. I have astigmatism of -1.50 in the right eye and -0.50 in the left eye. Recently, the distance at which I can see things clearly has changed; I used to have ...
Dr. Ke Meilan Reply:
Dear Ashin, Question 1: There is a 200-degree disparity between the two eyes. Question 2: This is related to presbyopia. Question 3: It is impossible to determine without seeing the lenses. Sincerely, Komeilan[Read More] Understanding Vision Changes: Myopia, Presbyopia, and Lens Wear
Understanding Hyperopia: Common Concerns and Genetic Factors
Please consult about hyperopia eye issues? Hello Dr. Wang: I currently have hyperopia of over 500 degrees in my left eye and over 300 degrees in my right eye. I had corrective surgery for esotropia when I was younger, and my vision has been around 1.0 in recent checks. However, I...
Dr. Wang Zhishun Reply:
Hello: 1. Regarding the issue of eye alignment, it may be due to pseudostrabismus (asymmetry in the sclera of both eyes) or residual esotropia. Additionally, high hyperopia in both eyes can appear as esotropia (similar to how high myopia can appear as exotropia). If you want to...[Read More] Understanding Hyperopia: Common Concerns and Genetic Factors
Understanding Hyperopia: Common Questions and Concerns Explained
Inquiry about hyperopia issues? Regarding the issues related to hyperopia, I currently have several questions that I cannot find answers to. I kindly request your guidance, doctor: 1. Everyone is born with hyperopia, which gradually decreases with age. What are the reasons for t...
Dr. Xie Wenzhen Reply:
Hello, Miss: Thank you for your inquiry. Here are my responses and suggestions regarding your questions: 1. The gradual decrease in hyperopia may be related to individual constitution. 2. Generally, as individuals grow, the eyeball develops and the degree of hyperopia tends to ...[Read More] Understanding Hyperopia: Common Questions and Concerns Explained
Choosing Between LASIK and PRK for Laser Vision Correction: What You Need to Know
Choosing between LASIK and PRK for myopia correction? I want to get rid of my glasses, so I'm preparing to undergo laser vision correction. A few days ago, I went to an ophthalmologist for an examination, and the corneal thickness in both eyes is 600 micrometers (which is co...
Dr. Hu Yusheng Reply:
Hello: Myopia laser surgery refers to excimer laser surgery for myopia. Depending on your corneal thickness, options such as LASIK, PRK, or blade-free LASIK are all viable choices. It is best to discuss the advantages and disadvantages of each option with your surgeon. A thorough...[Read More] Choosing Between LASIK and PRK for Laser Vision Correction: What You Need to Know
Understanding Eye Fatigue: Causes and Solutions for Your Discomfort
Recently, I've been feeling a lot of eye fatigue? Recently, I have been experiencing significant eye fatigue, particularly in my left eye. After the left eye improved, I started to feel fatigue in my right eye, although it is less severe than the left. Typically, when I appl...
Dr. Gao Pilin Reply:
Hello: Based on your symptoms, it is possible that you have 1. Trigeminal Neuralgia 2. Allergic Conjunctivitis 3. Most likely: Computer Vision Syndrome (CVS). It is recommended to refrain from using the computer and take a few days to rest; if you notice improvement, it is likely...[Read More] Understanding Eye Fatigue: Causes and Solutions for Your Discomfort
Understanding Vision Changes: What to Do About Increasing Myopia
Eye problems Hello Dr. Feng: My eyesight in both eyes is approximately -5.00 to -6.00 diopters. Recently, I've noticed that I need to hold objects further away to see them clearly while wearing my glasses. What could be the issue? How can I improve this? Thank you.
Dr. Feng Jiefan Reply:
Hello: If you need to hold things further away to see clearly while reading, it is usually an issue with focusing. According to the data, this phenomenon commonly occurs as presbyopia at the age of 38. It is recommended to have a thorough examination by an ophthalmologist. Wishin...[Read More] Understanding Vision Changes: What to Do About Increasing Myopia
Is It Just Dry Eye Syndrome or Something More Serious?
Is it simply dry eye syndrome? Hello, doctor! My mother recently visited an ophthalmologist due to dry eyes and was diagnosed with dry eye syndrome. However, her condition has been worsening; she often feels her eyelids are heavy and cannot lift them, and the eye drops and ointme...
Dr. Xie Wenzhen Reply:
Hello, thank you for your inquiry. I would like to address your concerns and provide the following recommendations: Based on your description, it seems more likely that you are experiencing dry eye syndrome. However, dry eye syndrome may be related to issues in rheumatology, so I...[Read More] Is It Just Dry Eye Syndrome or Something More Serious?
Choosing the Right Glasses: Understanding Prescription Changes and Comfort
Lens prescription issues? I am currently 30 years old and had my eyes tested in 1993, resulting in a prescription of approximately -6.25 diopters. This past Monday (January 19), my lenses were quite worn out, so I went to get new glasses. The new prescription came out to -6.75 di...
Dr. Xia Weiwei Reply:
Hello: As you mentioned, wearing a lighter prescription is more comfortable, but the clarity is insufficient. However, increasing the prescription can lead to dizziness. Dizziness when wearing glasses is not always related to the prescription; it could also be due to the lens mat...[Read More] Choosing the Right Glasses: Understanding Prescription Changes and Comfort