Understanding Your Eye Exam Results: Myopia and Astigmatism Explained
excuse me? Hello Doctor: Below are my computer vision test data. Could you please tell me how many diopters of myopia I have and address my astigmatism and other related issues? Thank you. (VD=12.00) <r> S C A-5.25 -1.00 5-4.75 -1.25 ...
Dr. Chen Xuan reply Ophthalmology
(VD=12.00) → This refers to the distance between the spectacle frame and the eye; if it is contact lenses, then VD=0 (unit in mm). <R> S C A -5.25 -1.00 5 Usually, the <R> at the top indicates the right eye -4.75 -1.25 7 <L> indicates the left eye -5.00 -1.25 10...[Read More] Understanding Your Eye Exam Results: Myopia and Astigmatism Explained
Alternatives to Fudn Ophthalmic Solution: Long-Term Use Considerations
Issues with Eye Drops Dear Doctor: Could you please tell me what similar eye drops can replace fund ophthalmic solution (not sure if it's spelled correctly)? Can it be used long-term? Thank you.
Dr. Chen Xuan reply Ophthalmology
To my knowledge, there is no medication by that name. I have also not encountered a similar drug in our hospital. If the medication has an ingredient label, please provide the list of ingredients. Then, I will forward this information to Dr. Chen Hsuan, the Director of the Cornea...[Read More] Alternatives to Fudn Ophthalmic Solution: Long-Term Use Considerations
Understanding Eye Health: Do Late Nights Affect My Vision?
Please consult a hospital? Hello, doctor. I often have the habit of going to bed after midnight because I enjoy reading. I would like to ask if my eyesight will continue to worsen at my age. I believe it will, as my prescription has gone from over 500 degrees to the point where I...
Dr. Chen Xuan reply Ophthalmology
1. If you still frequently need to read, there is a possibility that your myopia may continue to increase even at the age of 23. However, there are many reasons for blurred vision in clinical practice, not just refractive errors. A thorough examination should be conducted to dete...[Read More] Understanding Eye Health: Do Late Nights Affect My Vision?
Understanding Eye Strain: Causes and Remedies for Discomfort
After reading for a long time, my eyes feel very strained? Question 1: This issue has been ongoing for a long time. After reading for just over half an hour, my eyes feel very strained, and I even experience this when reading the newspaper. I underwent a dilated pupil examination...
Dr. Chen Xuan reply Ophthalmology
Q 1. If you experience eye strain after looking at something up close for a period of time (such as reading a book or newspaper), it is important to rule out several common issues, such as: an incorrect prescription for your glasses, dry eyes (which can occur because the frequenc...[Read More] Understanding Eye Strain: Causes and Remedies for Discomfort
Can You Rinse Rigid Contact Lenses with Tap Water?
Can rigid gas permeable contact lenses be washed with tap water? Can hard contact lenses be washed with tap water? Thank you.
Dr. Chen Xuan reply Ophthalmology
Both soft and hard contact lenses should be cleaned with sterile saline solution, and not with tap water. This is because tap water can sometimes contain amoebic protozoa due to contamination from soil or feces during transportation, which can lead to corneal infections. Dr. Hsua...[Read More] Can You Rinse Rigid Contact Lenses with Tap Water?
Understanding Visual Disturbances: What Causes Floating Light Spots?
Eye problems Hello, doctor: I have a question to ask you. Sometimes it seems like I experience visual hallucinations, with many light spots moving around. What could this be? Thank you.
Dr. Chen Xuan reply Ophthalmology
A: When there are many spots moving in front of the eyes, it is necessary to differentiate the following conditions: 1. If it is only temporary (lasting a few seconds to a few minutes): consider it as an aura of a migraine attack, which is usually accompanied by dizziness or even...[Read More] Understanding Visual Disturbances: What Causes Floating Light Spots?
Persistent Eye Bag Twitching: When to Seek Medical Attention?
Twitching in the area of the under-eye bags? Hello, doctor. For the past two days, I've been experiencing continuous twitching in the area under my eyes. Previously, it would only twitch occasionally, but this time it hasn't stopped for two days. Should I seek medical a...
Dr. Chen Xuan reply Ophthalmology
Common causes of eyelid twitching include fatigue, lack of sleep, and excessive consumption of caffeinated beverages. Other factors may include dry eye syndrome, inflammation of the cornea or conjunctiva, and foreign bodies in the eye. Less common conditions include benign essent...[Read More] Persistent Eye Bag Twitching: When to Seek Medical Attention?
Choosing the Best Contact Lenses: Daily, Weekly, or Permanent?
Contact lenses Hello Doctor: Which type of contact lenses is better, daily disposables, weekly disposables, or extended wear lenses? Thank you.
Dr. Chen Xuan reply Ophthalmology
Hello: In terms of the impact on the cornea, daily disposable contact lenses are certainly the best option. However, considering the economic burden, daily or weekly disposables are more expensive. This is the response from Dr. Chen Hsuan, Director of the Cornea Department.[Read More] Choosing the Best Contact Lenses: Daily, Weekly, or Permanent?
Understanding Visual Field Tests: What You Need to Know
What is a visual field test? During my health check-up, the doctor mentioned that I have myopic retinal degeneration in my right eye, possibly glaucoma (although my eye pressure is normal). He recommended a visual field test. What is a visual field test, and does it require speci...
Dr. Chen Xuan reply Ophthalmology
Due to Dr. Chen Hsuan's leave, the response is provided by Dr. Ke Mei-Lan, the head of the ophthalmology department: Visual field testing measures the range of vision while the eyes are focused on a specific point in the visual field. Our hospital is equipped with the latest...[Read More] Understanding Visual Field Tests: What You Need to Know
Understanding Amblyopia: Causes, Genetics, and Vision Care Concerns
Amblyopia I am a patient with strabismic amblyopia. Currently, my left eye has a vision of 0.3, and my right eye is myopic. I do not understand the causes of amblyopia; could it be related to nutrition or the care during infancy? I have noticed that there are many children with t...
Dr. Chen Xuan reply Ophthalmology
Hello Crystal: 1. The likelihood of strabismus causing amblyopia is quite high, and strabismus can hinder visual development. If it is congenital unilateral strabismus, treatment such as occlusion therapy or corrective lenses should be initiated before the age of 9, as there is...[Read More] Understanding Amblyopia: Causes, Genetics, and Vision Care Concerns
Understanding Blurry Vision with Contact Lenses: Causes and Solutions
excuse me? If you experience blurriness in one eye while wearing contact lenses, and it improves after blinking several times but then becomes blurry again after a while, this could indicate a few potential issues. It may be related to the contact lens not fitting properly, dryne...
Dr. Chen Xuan reply Ophthalmology
Hello: There may be an issue with your contact lenses or cornea. Please visit the ophthalmology clinic for a detailed examination as soon as possible, and bring your contact lenses with you. Sincerely, Dr. Chen Hsuan.[Read More] Understanding Blurry Vision with Contact Lenses: Causes and Solutions
Does Wearing Glasses Over Prescription Increase Farsightedness?
Doctor I have been wearing glasses that are 100 degrees stronger than my original prescription (currently 950 degrees, wearing 1050 degrees). People say this will cause me to become farsighted. Is that true? Does this mean I can still read up close without any issues? I am used t...
Dr. Chen Xuan reply Ophthalmology
Myopia of 950 degrees refers to the condition where, when viewing objects at a distance greater than five meters (essentially at infinity), a -9.5 diopter concave lens is required to focus the image clearly on the retina. When looking at objects within five meters, the ciliary mu...[Read More] Does Wearing Glasses Over Prescription Increase Farsightedness?
Can You Wear Contact Lenses with Floaters? Expert Advice Inside
Floaters Hello, doctor... I would like to ask if it is safe to wear contact lenses if I have floaters. If I am already wearing them, will there be any complications? Could you please give me some advice? Thank you.
Dr. Chen Xuan reply Ophthalmology
Common floaters are mostly caused by vitreous degeneration and typically do not have a significant impact on vision. Wearing contact lenses will not lead to any complications. If you are still concerned, it is advisable to visit an ophthalmology clinic for a more detailed examina...[Read More] Can You Wear Contact Lenses with Floaters? Expert Advice Inside
Why Do My Eyes Turn Red and Feel Tired After Reading?
Red eyes? Doctor, every time I read books or magazines for a long time, my eyes become red and very sore, and I feel the need to moisten them with water. Why does this happen?
Dr. Chen Xuan reply Ophthalmology
When a person focuses on close-up tasks, such as reading or using a computer, the frequency of blinking decreases compared to normal, sometimes dropping to as few as five blinks per minute. As a result, after working for a period, one may experience temporary dry eye symptoms, in...[Read More] Why Do My Eyes Turn Red and Feel Tired After Reading?
Understanding Floaters: Symptoms, Risks, and Prevention of Retinal Tears
I'm sorry, but I need the content you would like me to translate? Hello doctor, I have something floating in my eye, is it floaters? I've heard many people say that floaters can cause retinal tears. May I ask... what are the symptoms of a retinal tear? Is the likelihood...
Dr. Chen Xuan reply Ophthalmology
If there are only occasional small floating objects without any other symptoms (such as redness, eye pain, or blurred vision), then the likelihood of having floaters is quite high. Generally, floaters are mostly caused by vitreous degeneration and do not significantly affect visi...[Read More] Understanding Floaters: Symptoms, Risks, and Prevention of Retinal Tears
How Soon Can You Dive or Fly After Vision Correction Surgery?
Diving I would like to ask how long after undergoing surgery for myopia can I engage in diving activities and flying on an airplane? Thank you for your response.
Dr. Chen Xuan reply Ophthalmology
Currently, there are no academic studies indicating any effects of flying or diving after LASIK surgery. However, I advise patients that it is safer to engage in such activities at least one month post-surgery.[Read More] How Soon Can You Dive or Fly After Vision Correction Surgery?
Understanding Floaters: Causes, Symptoms, and Treatment Options
Is there a relationship? Hello, doctor! Sometimes I see small black spots floating in my vision. Could this be floaters? What are the symptoms of floaters? Will floaters affect my eyes? Is there any treatment or improvement available? How can I reduce the frequency of these spots...
Dr. Chen Xuan reply Ophthalmology
A: If there are only occasional small floaters without any other symptoms (such as redness, eye pain, or blurred vision), then the likelihood of having floaters (myodesopsia) is quite high. Generally, floaters are mostly caused by vitreous degeneration and do not significantly af...[Read More] Understanding Floaters: Causes, Symptoms, and Treatment Options
Understanding Intermittent Eye Bag Twitching: Causes and Treatments
Twitching of the left lower eyelid? Hello Doctor: I am 40 years old. About two weeks ago, I started experiencing intermittent twitching in my left lower eyelid. The twitching occurs in a manner that moves from the outer side of my face towards the inner side, specifically in the ...
Dr. Chen Xuan reply Ophthalmology
A: I am Dr. Ke Mei-Lan, the head of ophthalmology, and I am responding on behalf of Dr. Chen Hsuan during her leave. Typically, the twitching of the eyelids is caused by the stimulation of nerves leading to muscle contractions. However, the exact reason for this nerve activation ...[Read More] Understanding Intermittent Eye Bag Twitching: Causes and Treatments
Understanding Pseudomyopia: Causes, Treatment, and Eye Drops Side Effects
I'm sorry, but I need specific content to translate Hello, doctor. I previously asked you about my eye condition. The symptoms are that my vision is a bit blurry when looking at things, but it only happens sometimes. Is it possible that I have pseudomyopia? I went to see an ...
Dr. Chen Xuan reply Ophthalmology
Losemin is a short-acting cycloplegic agent that also has the effect of dilating the pupils. Clinically, in addition to its use in dilating the pupils for fundus examinations, ophthalmologists often use it for the prevention of myopia and the treatment of pseudomyopia. When using...[Read More] Understanding Pseudomyopia: Causes, Treatment, and Eye Drops Side Effects
Finding the Best Laser Eye Surgery Clinics in Taoyuan: Costs and Options
Excimer laser surgery Hello, I have a prescription of -1000 diopters for my nearsightedness and I want to correct my vision, but I'm not sure which hospital near Taoyuan offers this type of surgery. Could you also let me know the cost?
Dr. Chen Xuan reply Ophthalmology
Hello, Ya-Hui: As far as I know, there are hospitals near Taoyuan that have excimer laser machines, such as Linkou Chang Gung Memorial Hospital and Min-Sheng Hospital. Additionally, some physicians share a single laser machine and operating room, allowing patients to schedule the...[Read More] Finding the Best Laser Eye Surgery Clinics in Taoyuan: Costs and Options