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 Ophthalmology
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 the Differences Between Old and New Laser Eye Surgery
What are the differences between old and new laser treatments for myopia? I am considering laser eye surgery because there is a significant difference in prescription between my two eyes, approximately over 200 degrees. I usually experience dizziness when wearing glasses, so I on...
Dr. Hu Yusheng reply Ophthalmology
Hello, Miss Han: You mentioned that due to your thinner cornea, the recommended surgical method by your physician is PRK (Photorefractive Keratectomy). It is best to discuss the associated risks of the surgery with your surgeon, as each individual's physiology is different. ...[Read More] Understanding the Differences Between Old and New Laser Eye Surgery
Understanding Central Eye Pain and Thinning: Causes and Solutions
There is a bald spot in the center of the eyeball accompanied by a stinging sensation? Hello Dr. Hu: My left eye is closed, and when I gently touch the center of the eyeball with my finger, it feels bald and stings, while my right eye is smooth and does not sting. Sometimes it hu...
Dr. Hu Yusheng reply Ophthalmology
Hello Mr. Jin: If you feel a bump on your eyelid, the most common cause is a chalazion. You should visit the clinic for confirmation, and if necessary, surgical removal may be required for improvement. Thank you for your inquiry. Wishing you health and safety.[Read More] Understanding Central Eye Pain and Thinning: Causes and Solutions
Understanding Retinal Laser Surgery: FAQs on Military Exemption and Vision Correction
Regarding retinal laser surgery? Hello Doctor, I discovered a retinal tear during high school and subsequently underwent retinal laser surgery. I have a few questions: 1. I recently received a military service physical examination notice. Can I apply for exemption from service ...
Dr. Hu Yusheng reply Ophthalmology
Hello Mr. Berton: 1. Please inquire with the military service office; it should not be allowed. 2. It is advisable not to proceed unless necessary. 3. Currently, there are no safe and reliable treatment options available. Thank you for your inquiry, and I wish you health and safe...[Read More] Understanding Retinal Laser Surgery: FAQs on Military Exemption and Vision Correction
Do Everyday Activities Affect Your Retina Health? Expert Insights
Does daily activity affect the retina of the eyes? Dear Director Hu, Hello. I underwent retinal reattachment surgery and laser treatment on my left eye in 2007, and laser treatment on my right eye in 2007 as well. You previously advised me to avoid activities that involve gravit...
Dr. Hu Yusheng reply Ophthalmology
Hello: There are certain movements in daily life that are unavoidable, and vibrations are inevitable. If you experience new symptoms (such as worsening of floaters, seeing flashes of light, changes in your visual field, or changes in vision), you should consult a physician. Addit...[Read More] Do Everyday Activities Affect Your Retina Health? Expert Insights
Is Electroretinogram Testing Safe for Eye Health?
Regarding the safety of electroretinography (ERG) testing? Hello, Dr. Hu. I would like to ask if the Electroretinogram (ERG) test is safe. If there is no night blindness, will the test affect the eyes or cause any future harm? Additionally, I have a question regarding dilation. A...
Dr. Hu Yusheng reply Ophthalmology
Hello: 1. The ERG test is safe. 2. Long-term exposure to sunlight should only be considered for potential UV damage, but there is currently no clear evidence confirming such harm. It is recommended to wear sunglasses and a sun hat to reduce your concerns. Wishing you safety and h...[Read More] Is Electroretinogram Testing Safe for Eye Health?
Understanding Eye Muscle Issues: Seeking Expert Advice on Strabismus Surgery
Eye muscles - Supplementation Hello Dr. Hu, I apologize for the oversight in my previous message, which may have caused some misunderstanding. In addition to the strabismus surgery I had as a child, I also underwent another surgery during my teenage years (around junior high scho...
Dr. Hu Yusheng reply Ophthalmology
Hello Mr. Xiao Bai: If you have high myopia, it is possible that you may be experiencing a rare issue of ocular displacement. The significance of this condition differs depending on whether it occurs before (in one eye or both eyes?) or after strabismus surgery. You may want to d...[Read More] Understanding Eye Muscle Issues: Seeking Expert Advice on Strabismus Surgery
Understanding Night Blindness: Symptoms and Self-Assessment Tips
Night blindness, also known as nyctalopia, is a condition characterized by difficulty seeing in low light or darkness. It can be caused Hello, doctor. I would like to ask how I can determine if I have night blindness. I saw a discussion online where someone mentioned that when th...
Dr. Hu Yusheng reply Ophthalmology
Hello: Night blindness can range from mild to severe, and symptoms may not be evident in most cases of retinal changes. If there are no visible changes in the retina or if the symptoms are in the early stages, an electroretinogram (ERG) may be necessary for confirmation. You will...[Read More] Understanding Night Blindness: Symptoms and Self-Assessment Tips
Persistent Eye Puffiness: Causes, Treatments, and Expert Insights
Eye swelling I have been experiencing chronic swelling in my eyes, specifically only on the right side, which has caused my double eyelid to turn into a single eyelid. I have seen over ten doctors; some suggested that it might be dry eye syndrome and prescribed artificial tears, ...
Dr. Hu Yusheng reply Ophthalmology
Dear Miss Ami, You have been experiencing long-term swelling in your right eye, which has not improved despite being treated as an allergic issue, and thyroid hyperactivity has been ruled out. It is recommended that you consult a physician to prescribe oral antihistamines to see...[Read More] Persistent Eye Puffiness: Causes, Treatments, and Expert Insights
Post-Surgery Concerns After Scleral Buckling: A Patient's Inquiry
Postoperative Issues Related to Scleral Buckling Surgery Dear Dr. Hu, I discovered a small area of blurred vision in the inner part of my left eye at the end of March this year. Two days later, I visited an ophthalmologist, and after a fundus examination, I was diagnosed with a ...
Dr. Hu Yusheng reply Ophthalmology
Hello: For questions Q1 to Q4, please discuss them with your surgeon first. If the issues remain unresolved, we kindly ask you to come to the outpatient clinic. After an examination and assessment, we will provide you with explanations on-site, which will be more beneficial for y...[Read More] Post-Surgery Concerns After Scleral Buckling: A Patient's Inquiry
Understanding Strabismus: Surgical Options and Eye Muscle Function
Eye muscles Hello Dr. Hu, I had strabismus surgery in elementary school due to my cross-eyed condition. As I grew older, it seems that there is an issue with the right eye's lateral rectus muscle, causing my right eye to elevate when I look to the right, while it is fine whe...
Dr. Hu Yusheng reply Ophthalmology
Hello: Your strabismus is not a simple case of strabismus. If you live in the northern region, I recommend the following physicians: Dr. Wang Anguo from Taipei Veterans General Hospital, and Dr. Gao Lingyu from Linkou Chang Gung Memorial Hospital. Thank you for your inquiry. Wish...[Read More] Understanding Strabismus: Surgical Options and Eye Muscle Function
Dealing with Flashing Lights and Blind Spots in One Eye
Hemianopia? What should I do if I keep seeing flashes of light? Hello Doctor! I experienced a left eye partial blindness due to a hemorrhage from an arteriovenous malformation at the end of December last year. After that, during a brisk walk, I started seeing flashes resembling t...
Dr. Hu Yusheng reply Ophthalmology
Hello: The flashes of light are likely a response caused by stimulation of the retina or optic nerve. You may want to consult an ophthalmologist (preferably a neuro-ophthalmologist) at the Gamma Knife surgery center for further examination and management of the underlying cause.[Read More] Dealing with Flashing Lights and Blind Spots in One Eye
Does Physical Activity Affect Retinal Health? Expert Insights
Does daily activity affect the retina? Dear Director Hu, I underwent retinal reattachment surgery and laser treatment for my left eye in 2007, and I also had laser treatment for my right eye in the same year. I would like to ask you the following questions: 1. During sexual act...
Dr. Hu Yusheng reply Ophthalmology
Hello Mr. Lai: 1. Relax, there's no need to worry too much. 2. It's okay to apply pressure at the outer corners of the eyes, but try to avoid putting pressure on the eyeball itself.[Read More] Does Physical Activity Affect Retinal Health? Expert Insights
Can Cyanocobalamin Eye Drops Help Relieve Eye Fatigue?
Eye drop issues? Cyanocobalamin 0.2mg and Thimerosal 0.01mg (Oasis Industrial Eye Refresh Vitamin B12) can be used for the maintenance of eye health during times of eye fatigue. Thank you!
Dr. Hu Yusheng reply Ophthalmology
Thimerosal is a preservative, and using it more than four times a day can harm the cornea. The best way to maintain eye health is to get sufficient sleep and to rest your eyes by closing them or looking into the distance for fifteen minutes every thirty to fifty minutes of use.[Read More] Can Cyanocobalamin Eye Drops Help Relieve Eye Fatigue?
Understanding Myopia, Flash Vision, and Styes: Common Eye Issues Explained
Myopia, photophobia, stye? Q1: Is there no other method to cure myopia besides laser treatment? I previously underwent some eye exercises, and my prescription did improve slightly, but it didn't last. Is treatment still effective now? Q2: I recently got new glasses, and my ...
Dr. Hu Yusheng reply Ophthalmology
Dear Sir/Madam, 1. All treatment methods carry potential risks. Laser treatment, orthokeratology lenses, and massage all have associated risks. 2. Instrument measurements are not equivalent to trying on glasses. 3. Please consult a physician to identify the cause before seeking ...[Read More] Understanding Myopia, Flash Vision, and Styes: Common Eye Issues Explained
Why Do My Eyes Perceive Different Brightness Levels?
Different brightness perception in each eye? Hello, doctor. I am highly myopic, and I've noticed that my left eye sees things as brighter (white), while my right eye sees things as darker (off-white). I went to a nearby ophthalmologist for an examination, including a dilated...
Dr. Hu Yusheng reply Ophthalmology
Dear Sir/Madam: If your examination results are normal (excluding issues such as corneal opacity, cataracts, and vitreous opacity), it is recommended that if you have any questions, you may visit the ophthalmology department at a medical center for further evaluation by a neuro-o...[Read More] Why Do My Eyes Perceive Different Brightness Levels?
Will Macular Degeneration in Both Eyes Lead to Further Vision Loss?
Will the vision continue to deteriorate with macular degeneration in both eyes? Hello Dr. Hu, I underwent bilateral cataract surgery in May 2003. Due to high myopia, I developed wet macular degeneration with hemorrhage in my left eye in September 2004, which was treated with lase...
Dr. Hu Yusheng reply Ophthalmology
In response to your inquiry regarding high myopia in both eyes, post-cataract surgery in both eyes, retinal detachment surgery in the left eye, and wet age-related macular degeneration in the right eye, which has been treated with intravitreal injections and photodynamic therapy:...[Read More] Will Macular Degeneration in Both Eyes Lead to Further Vision Loss?
Understanding Strabismus After Retinal Detachment Surgery: Key Questions Answered
The issue of strabismus? Hello! Last year, I experienced a retinal detachment in my right eye, and I can only see objects in the lower right corner. I currently have about 10% vision left. After undergoing surgery, I took more than six months to recover, and then I started develo...
Dr. Hu Yusheng reply Ophthalmology
Dear Ms. Boey, Regarding the management of strabismus that may develop after retinal detachment surgery, the approach will differ depending on whether the degree of strabismus changes with direction or remains constant. The prognosis may also vary accordingly. It is recommended ...[Read More] Understanding Strabismus After Retinal Detachment Surgery: Key Questions Answered
Impact of Retinal Holes and Lattice Degeneration on Military Service
Retinal tear with lattice degeneration facing military service issues? Hello Doctor: Due to the requirement for a physical examination on March 1st for military service, I can only see my original physician on March 6th (which will also be my first follow-up in six months). I wou...
Dr. Hu Yusheng reply Ophthalmology
Dear Mr. K728859, Please take care to avoid rubbing, pressing, or applying pressure to your eyeballs. Refrain from activities that involve significant gravitational acceleration, such as roller coasters. Regularly alternate covering each eye to check for any changes in vision or...[Read More] Impact of Retinal Holes and Lattice Degeneration on Military Service
Essential Eye Care Supplements: Lutein and B Vitamins Explained
What are the medications for eye care? Hello, doctor. Due to the need to read a lot of materials and living abroad, I haven't been very attentive to my diet, and my eyes often feel sore and fatigued. Recently, I've been considering purchasing some nutritional supplement...
Dr. Hu Yusheng reply Ophthalmology
Hello: Lutein is a fat-soluble substance, and it is best taken after meals. B vitamins are water-soluble substances and should be taken with water for optimal absorption. All dietary supplements should only be used to supplement deficiencies or poor absorption. It is recommended ...[Read More] Essential Eye Care Supplements: Lutein and B Vitamins Explained