Common Eye Issues: Excessive Tears and Redness Before Sleep
Eyes I often experience excessive tearing, especially when I close my eyes before sleeping, which happens almost every day. My eyes have a lot of blood vessels visible, and sometimes I feel that seeing things is quite strenuous. However, I have checked and confirmed that it is no...
Dr. Wang Zhangji Reply:
Common causes of excessive tearing and blood-tinged discharge include conjunctivitis, issues with the tear ducts, or even dry eye syndrome. Blurred vision may also be caused by discharge. It is advisable to get an examination.[Read More] Common Eye Issues: Excessive Tears and Redness Before Sleep
Understanding Vision Instability: Challenges in Prescription Accuracy During Pregnancy
Unstable vision? Hello, doctor. I have congenital astigmatism and have had treatments to reduce my prescription since kindergarten. However, every time I go to get contact lenses, there seems to be a discrepancy in the prescription. For example, today my left eye measures 450 and...
Dr. Ke Meilan Reply:
Hello: It is recommended to undergo a dilated eye examination at our hospital, which will help determine whether the astigmatism originates from the cornea or the lens. High levels of astigmatism can sometimes indicate corneal pathology, requiring further evaluation. Wishing you ...[Read More] Understanding Vision Instability: Challenges in Prescription Accuracy During Pregnancy
Is My Child's Vision Issue Myopia or Amblyopia? Understanding the Differences
Is the child experiencing myopia or amblyopia? Dr. Ke: Hello! My child is 8 years old and in the second grade. Previously, he underwent treatment with dilating drops and did not wear glasses, but recently over the past three months, we discovered that his prescription has reached...
Dr. Ke Meilan Reply:
Hello! If you visit our hospital for a consultation, there should be records available. After dilation, we can still measure the best corrected visual acuity using glasses and a pinhole. Amblyopia is defined as having a visual acuity of less than 0.8 even after full correction. I...[Read More] Is My Child's Vision Issue Myopia or Amblyopia? Understanding the Differences
Understanding Vision Issues: Is It Farsightedness, Nearsightedness, or Presbyopia?
excuse me? Hello, I have checked my vision and my left eye is 1.0 and my right eye is 0.9, but I can't see things clearly up close and need to hold them further away. Is this hyperopia, myopia, or presbyopia? Additionally, do myopia, hyperopia, and presbyopia require differe...
Dr. Ke Meilan Reply:
Hello! Based on your clinical symptoms, you have a visual acuity of 1.0 in your left eye and 0.9 in your right eye for distance vision; however, you are experiencing blurriness for near vision. Considering your current age of 46, presbyopia is likely a contributing factor. Curren...[Read More] Understanding Vision Issues: Is It Farsightedness, Nearsightedness, or Presbyopia?
Understanding Unusual Vision Symptoms: Seeking Answers for Eye Discomfort
Hello, doctor. Everything I see with my eyes looks strange? Hello Doctor, I would like to ask about my eyes. My right eye is -190 degrees and my left eye is 0 degrees, but I feel that when I look at objects within about 150 centimeters with my left eye, they appear unclear, simil...
Dr. Ke Meilan Reply:
Hello! Please check your actual prescription for proper correction and also undergo a visual field test to assess your light sensitivity. It is advisable to visit a major hospital's ophthalmology department for examination. Don't worry too much, as anxiety won't so...[Read More] Understanding Unusual Vision Symptoms: Seeking Answers for Eye Discomfort
Understanding Myopia: Visual Acuity and Clarity in Close-Up Reflections
Myopia Visual acuity of 0.1 corresponds to approximately -10.00 diopters, while 0.4 corresponds to about -2.50 diopters. Regarding your second question, individuals with myopia (nearsightedness) may find it easier to see objects up close, such as their face in a mirror, compare...
Dr. Zhang Yanrui Reply:
0.1 and 0.4 are visual acuities and do not represent the degree of myopia; myopia, hyperopia, astigmatism, and amblyopia can all result in such visual acuities. In individuals with presbyopia, specifically those over the age of forty-two, myopic individuals may see near objects m...[Read More] Understanding Myopia: Visual Acuity and Clarity in Close-Up Reflections
Choosing the Right Lens Color: White vs. Skin-Tone for Eyeglasses
Color of glass lenses Dear Doctor, I am planning to change my glasses soon, and the optical shop mentioned that lens tints can be categorized as white or skin-colored. 1. Is it true that skin-colored lenses can filter out unnecessary light and make the scenery appear softer? 2....
Dr. Wang Zhangji Reply:
Hello, I apologize for my limited knowledge about lenses, but I would like to offer some suggestions for your consideration. First, it is important to define what constitutes unnecessary light. If you are interested in photography, you may know that polarizing filters allow only ...[Read More] Choosing the Right Lens Color: White vs. Skin-Tone for Eyeglasses
What to Do If You Experience Myopia After Laser Eye Surgery?
What should I do if I develop myopia again after having undergone laser eye surgery? Hello Dr. Hu: Two years ago, I underwent laser vision correction surgery, and my preoperative prescription was approximately -6.50 diopters. Postoperatively, my vision improved to 20/25 to 20/20....
Dr. Hu Yusheng Reply:
Dear Miss Xiao Junjun, Laser vision correction surgery involves reshaping the cornea to alter its refractive power, thereby replacing the need for glasses. Myopia primarily results from the elongation of the eyeball, which is defined as the distance from the front to the back of...[Read More] What to Do If You Experience Myopia After Laser Eye Surgery?
Understanding High Astigmatism: Why Clear Vision Without Glasses?
High astigmatism? Every time I get my eyes examined with glasses, I have high astigmatism. Both eyes have approximately 7.8 diopters of astigmatism (I forgot the exact numbers, but one eye is around 7X0 and the other is 8X0). However, my nearsightedness is not very high, about -1...
Dr. Wang Zhangji Reply:
Hello: Theoretically, high astigmatism should result in blurred vision if glasses are not worn. Therefore, without your medical history, it is quite difficult to provide an answer. Some floaters can be observed during a retinal examination, and I believe you should be fine. Your ...[Read More] Understanding High Astigmatism: Why Clear Vision Without Glasses?
Understanding Pupil Issues: Seeking Answers for Eye Discomfort
Regarding pupil issues? In February of this year, while I was still in service and nearing my discharge period, I noticed discomfort in my left eye, which felt similar to nearsightedness. I visited a local clinic for an examination, and they diagnosed me with hyperopia, recommend...
Dr. Chen Anping Reply:
The difference in pupil size between the two sides is a result of a concussion caused by a head injury from a car accident. Specifically, this is due to damage to the third cranial nerve (oculomotor nerve), which is responsible for controlling pupil size. Recovery will require a ...[Read More] Understanding Pupil Issues: Seeking Answers for Eye Discomfort
Understanding Yellow Spots on the Sclera: Causes and Concerns
There is a small dark yellow spot on the sclera? I have a small dark yellow spot on the white part of my eye, which I remember having since elementary school. I'm about to enter high school now. What is that? Will it affect my eyes? I have about 400 degrees of nearsightednes...
Dr. Wang Zhangji Reply:
Hello: This is likely just pigmentation and should not have any impact on the eyes. However, if the spots enlarge, become raised, or bleed, it is best to perform a biopsy. Sincerely, Dr. Wang Zhang-ji, Ophthalmologist.[Read More] Understanding Yellow Spots on the Sclera: Causes and Concerns
Managing Glare After LASIK: Current Solutions and Advances
Myopia laser surgery I underwent laser surgery for my nearsightedness five years ago, but now I am experiencing severe glare issues. My original physician mentioned that it is a matter of individual physiology and did not provide a specific solution for improvement. Are there any...
Dr. Ke Meilan Reply:
Hello: What type of glare are you experiencing? If it occurs at night, you may use a miotic agent. However, if there is corneal irregularity, it may be more challenging to overcome the glare. Sincerely, Dr. Mei-Lan Ke, Director of the Department of Ophthalmology, Hsinchu Hospital...[Read More] Managing Glare After LASIK: Current Solutions and Advances
Understanding Cataracts: Symptoms, Treatment, and Vision Changes
Cataract issues? Hello: My mother is in her 60s and often feels that her vision is a bit hazy and unclear. Since she has been watching television for a long time, we initially thought it was nearsightedness. However, after an examination, the doctor diagnosed her with cataracts. ...
Dr. Huang Bozhen Reply:
During the progression of cataracts, some individuals may experience a continuous increase in myopia. Early-stage cataracts can be managed with eye drops, which may be effective for some people.[Read More] Understanding Cataracts: Symptoms, Treatment, and Vision Changes
Why Can I See Clearly in Dreams Despite My Nearsightedness?
Question Hello, doctor: I have a question that I've been curious about since childhood. I am nearsighted, but I can see clearly in my dreams. Thank you.
Dr. Wang Ziyang Reply:
Your issue may be caused by incomplete eyelid closure during sleep combined with a lack of the Bell's phenomenon. This could result in your eyes remaining active while dreaming. It is recommended that you visit the clinic for an examination. Thank you![Read More] Why Can I See Clearly in Dreams Despite My Nearsightedness?
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:
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
Does Wearing Glasses for Myopia Make Your Eyes Look Smaller?
Myopia Wearing glasses for nearsightedness (myopia) does not cause your eyes to become smaller. Glasses help to correct your vision by refracting light properly onto the retina, but they do not change the physical size of your eyes.
Dr. Huang Bozhen Reply:
Myopia causes the eyeball to be larger than average, which is why many patients with high myopia have eyes that appear prominent and bulging. When they wear concave lenses for myopia correction, their eyes appear smaller. In contrast, hyperopic individuals wear convex lenses, whi...[Read More] Does Wearing Glasses for Myopia Make Your Eyes Look Smaller?
Can Adjustable Prescription Glasses Help Control Myopia Progression?
Are there glasses available that allow for adjustable prescription strength? After entering the third grade, I have to study a lot and have become very busy. I wonder if there are lenses that can help control my prescription. Is nearsightedness caused by the eye muscles not relax...
Dr. Huang Bozhen Reply:
At this age, academic pressure is high, and myopia is increasing rapidly. Some individuals have attempted to use orthokeratology to control their refractive error, but I do not recommend it due to significant side effects and limited effectiveness. Additionally, the use of cyclop...[Read More] Can Adjustable Prescription Glasses Help Control Myopia Progression?
Understanding Pseudomyopia: Causes, Symptoms, and Treatment
What is pseudomyopia? What is pseudomyopia?
Dr. Huang Bozhen Reply:
Explanation: There is a small muscle inside the eye that controls the lens, thereby changing the focal distance of the eye. When this muscle is in a state of tension and contraction, the resulting excess nearsightedness is referred to as pseudomyopia. To determine the presence of...[Read More] Understanding Pseudomyopia: Causes, Symptoms, and Treatment
What Degree of Myopia Exempts You from Military Service?
In Taiwan, individuals with myopia (nearsightedness) of 600 degrees or more are typically exempt from military service? In Taiwan, individuals with myopia (nearsightedness) of 6 diopters or more are typically exempt from military service.
Dr. Huang Bozhen Reply:
Explanation: If one eye exceeds 1000 diopters, the individual may serve in an alternative service. If both the right and left eyes exceed 2000 diopters, the individual is exempt from military service.[Read More] What Degree of Myopia Exempts You from Military Service?
Does Watching Movies on a Projector Increase Myopia Risk?
Will I develop myopia? Hello, I would like to ask, my family originally watched programs on a television, but now we have switched to using a projector to display on a screen. Will this increase the risk of eye injury or nearsightedness? If so, how does it differ from watching te...
Dr. Huang Bozhen Reply:
Subject: Explanation of Myopia: At 29 years old, past puberty, it is theoretically less likely for myopia to increase unless there is prolonged near work, which could potentially lead to an increase in prescription. As for television screens, they should be clear, and one should ...[Read More] Does Watching Movies on a Projector Increase Myopia Risk?