Understanding Halo Vision: Causes and Concerns for Myopia Patients
The streetlight has a large aperture? Hello, Dr. Tsai. I am currently nearsighted with a prescription of -500 diopters in both eyes. I was diagnosed at the age of 15 while in middle school. My mother had a visual field test, and I also underwent an examination at that time. The d...
Dr. Cai Wenyuan Reply:
Hello: There's no need to worry too much; regular check-ups will suffice. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Ophthalmology Department, Taoyuan General Hospital, Ministry of Health and Welfare.[Read More] Understanding Halo Vision: Causes and Concerns for Myopia Patients
Glasses vs. Contact Lenses: Which is Better After Cataract Surgery?
Should I get glasses or wear contact lenses? This year on August 15, I underwent cataract surgery on my right eye, and a non-spherical intraocular lens was selected, currently at 0 diopters. My left eye has a myopia of -7.00 diopters, resulting in a 7.00 diopter difference betwee...
Dr. Cai Wenyuan Reply:
Hello, cataracts are unrelated to wearing glasses or contact lenses. Wishing you peace and health. Sincerely, Dr. Tsai Wen-Yuan, Director of Ophthalmology, Taoyuan Hospital, Ministry of Health and Welfare.[Read More] Glasses vs. Contact Lenses: Which is Better After Cataract Surgery?
Understanding Corneal Abrasions: Causes, Symptoms, and Vision Impact
Corneal abrasion with blurred vision? Hello Doctor: I have been wearing orthokeratology lenses for over two years, but I stopped wearing them three days before my eyes started to hurt. Five days ago, I suddenly experienced severe pain in my eyes in the morning, followed by contin...
Dr. Cai Wenyuan Reply:
Hello: Yes, a corneal abrasion can cause blurred vision. Will there be scarring after a corneal abrasion? Most of the time, there will not be. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director of Ophthalmology, Taoyuan General Hospital, Ministry of Health and ...[Read More] Understanding Corneal Abrasions: Causes, Symptoms, and Vision Impact
Understanding Floaters and Light Flashes: Causes and Solutions for Young Eyes
Vitreous opacities Hello Doctor: In my first year of high school, I started wearing orthokeratology lenses (OK lenses) at an ophthalmology clinic. After a few months, I began to see two black floaters. By the second year, I might have gotten red eye syndrome due to not cleaning t...
Dr. Cai Wenyuan Reply:
Hello, the black spots, small light points, and white light you are experiencing are not caused by OK lenses or conjunctivitis. This type of floaters is generally due to vitreous liquefaction. Do you have any recommendations? How can my eyes be like this at just 19 years old? I u...[Read More] Understanding Floaters and Light Flashes: Causes and Solutions for Young Eyes
Using Refrigerated Artificial Tears for Orthokeratology Comfort
Artificial tears Individuals wearing orthokeratology lenses can store artificial tears in the refrigerator for use. Personally, I find that refrigerated artificial tears provide more comfort to the eyes than those at room temperature.
Dr. Cai Wenyuan Reply:
When using orthokeratology lenses under the guidance of a physician, special attention should be paid to the condition of the cornea and safety. The use of medications should be determined by the physician based on the specific circumstances.[Read More] Using Refrigerated Artificial Tears for Orthokeratology Comfort
Understanding Retinal Issues: Risks of Long-Term Contact Lens Use
Retinal issues? Wearing contact lenses for a long time with a prescription of around -600 degrees can potentially lead to some retinal issues or detachment due to the pressure on the eyes. When using orthokeratology lenses, if you experience flashes of light resembling blood vess...
Dr. Gao Pilin Reply:
Hello: Short-term use should not cause any issues. The flashes are likely due to pressure on the eyeball, resulting in retinal discharge. However, I still do not recommend using zero-contact corneal lenses; in fact, when properly removing contact lenses, you should not touch the ...[Read More] Understanding Retinal Issues: Risks of Long-Term Contact Lens Use
Can I Wear Prescription Glasses Over My Orthokeratology Lenses?
Can I wear colored contact lenses while wearing orthokeratology lenses at night? Hello, I have high myopia of about -800 diopters and astigmatism. I have been wearing orthokeratology lenses at night. Due to unsatisfactory correction, I also wear glasses with a prescription of -1....
Dr. Wang Zhishun Reply:
Hello, theoretically it is possible, but the timing needs to be well managed.[Read More] Can I Wear Prescription Glasses Over My Orthokeratology Lenses?
Can Orthokeratology Lenses Improve Myopia and Eye Curvature?
Orthokeratology lenses Hello, Doctor: I have high myopia, approaching 1000 degrees, and I also experience mild floaters. I would like to know if wearing orthokeratology lenses can change the curvature of my eyeball and reduce my myopia. Since retinal detachment and macular degene...
Dr. Wang Zhishun Reply:
Hello: Currently, there are no studies indicating that orthokeratology lenses can reduce the risk of retinal detachment in individuals with existing high myopia. Orthokeratology lenses may help control the progression of myopia, and if the eyeball stops growing, the retina may be...[Read More] Can Orthokeratology Lenses Improve Myopia and Eye Curvature?
Understanding Orthokeratology: Is It Right for High Myopia and Astigmatism?
I would like to learn more about orthokeratology lenses? Is it suitable for a person who is six months away from turning 20 years old, with myopia of -7.00 diopters and astigmatism of -4.00 diopters, to wear orthokeratology lenses? If they start wearing them now, will it still he...
Dr. Wang Zhishun Reply:
Generally, by the age of 18, the eyeball has fully developed, and the prescription tends to stabilize, showing little increase. Your astigmatism exceeds 3.00 diopters, which may make you less suitable for wearing contact lenses.[Read More] Understanding Orthokeratology: Is It Right for High Myopia and Astigmatism?
Can Orthokeratology Lenses Prevent Myopia Progression?
Wearing orthokeratology lenses? Does wearing orthokeratology lenses help prevent the progression of myopia? Is it suitable for someone with 400 degrees of astigmatism? Thank you.
Dr. Wang Zhishun Reply:
Currently, there is a substantial amount of literature indicating that orthokeratology lenses can help prevent the progression of myopia; however, they are more suitable for astigmatism not exceeding 3.00 diopters.[Read More] Can Orthokeratology Lenses Prevent Myopia Progression?
Can You Wear Orthokeratology Lenses During the Day?
Can orthokeratology lenses be worn in the morning? Hello doctor, I previously got a pair of orthokeratology lenses for my myopia, but I feel that my eyes are very dry when I wear them to sleep. Can I switch to wearing them during the day instead?
Dr. Gao Pilin Reply:
Hello, Qian: No one wears them during the day (unless you sleep during the day and are active at night, in which case you can wear them during the day). If you need to wear something during the day, contact lenses are recommended. If your eyes are dry, you can apply some artifici...[Read More] Can You Wear Orthokeratology Lenses During the Day?
Seeing Mesh-Like Visual Disturbances Upon Waking: Causes and Concerns
Seeing a web-like pattern of light upon waking up? Hello Doctor, when I wake up in the morning (especially when I stand up quickly from a lying position), I see a net-like or grid-like visual disturbance in front of my eyes (the symptoms last for about 10 to 20 seconds). I have n...
Dr. Gao Pilin Reply:
Hello Chen: It may be vitreous floaters; please have an eye examination. Anemia and corneal conditions should not cause light shadows. Taiwan E-Hospital Puzi Hospital Ophthalmology: Monday to Friday from 8:00 AM to 12:00 PM and Wednesday from 1:00 PM to 4:30 PM. We hope to have t...[Read More] Seeing Mesh-Like Visual Disturbances Upon Waking: Causes and Concerns
Challenges of Orthokeratology Lens Use in Children with Allergies
Issues with Orthokeratology Lenses Dear Doctor, My daughter (11 years old) and son (13 years old) started wearing orthokeratology lenses three weeks ago. My son has adapted well, but my daughter has had difficulty wearing them one or two days each week. She has expressed that th...
Dr. Gao Pilin Reply:
Hello Sophia: The main purpose of orthokeratology lenses is to provide convenience in daily life, and studies have shown that they can slow down myopia progression. However, if they cause long-term allergies or even infections, the disadvantages outweigh the benefits, and continu...[Read More] Challenges of Orthokeratology Lens Use in Children with Allergies
Understanding Eye Pain and Blurriness with Orthokeratology Lenses
Peripheral vision Hello, doctor. I have high myopia of over 700 degrees and have been wearing orthokeratology lenses. Recently, I noticed that when I look to the far left and far right, my eyes hurt, and when I look up and down, my vision becomes blurry. I visited an ophthalmolog...
Dr. Wang Zhishun Reply:
Hello, the situations you mentioned are all possible, and a clinical examination is necessary to make a diagnosis.[Read More] Understanding Eye Pain and Blurriness with Orthokeratology Lenses
Understanding Orthokeratology: A Solution for Myopia Control in Children
Regarding the progression of myopia, information about wearing orthokeratology lenses? Hello, doctor. My daughter was diagnosed with myopia last year, approximately -1.75 diopters, and during a recent check-up, it has progressed to -3.75 diopters. I have heard that "orthoker...
Dr. Wang Zhangji Reply:
The increase in diopter over a short period is likely to be pseudomyopia, which can be resolved with medication. Orthokeratology lenses have been reported to slow the progression of myopia; however, I believe it is difficult to monitor their effectiveness. To achieve the effect o...[Read More] Understanding Orthokeratology: A Solution for Myopia Control in Children
Understanding the Surge in Myopia Among Children: Causes and Solutions
The surge in myopia among children? Hello, doctor. My daughter is currently in the second grade of elementary school (just turned seven). She has been having her eyes checked since she was three years old. The results from her dilated eye exams showed myopia of -0.50/-0.75 and as...
Dr. Wang Zhishun Reply:
Hello, 1. To prevent children from developing myopia or increasing their myopic degree, outdoor activities are as important as using eye drops. It is recommended to address both aspects simultaneously. 2. Astigmatism generally does not change significantly unless there is trau...[Read More] Understanding the Surge in Myopia Among Children: Causes and Solutions
Understanding Uneven Tear Distribution After Orthokeratology Lens Use
Re: Issues After Wearing Orthokeratology Lenses Thank you, Dr. Ke, for answering my questions. I would like to ask if uneven tear distribution is due to the lenses. PS: Sometimes I can't see clearly until I put on the lenses, and once I wear them, my vision is extremely clea...
Dr. Ke Meilan Reply:
Hello Mr. Jack: Is it possible to come to the clinic for a consultation after removing the lenses? Best regards, Komeilan.[Read More] Understanding Uneven Tear Distribution After Orthokeratology Lens Use
Common Issues After Wearing Orthokeratology Lenses: What to Know
Issues After Wearing Orthokeratology Lenses Hello Doctor, I started wearing orthokeratology lenses in early March this year, and I have been wearing them for about five months now. However, during this time, my vision has not been very stable. My original prescription was -5.25 i...
Dr. Ke Meilan Reply:
Hello Jack, It is evident that the distribution of tears is uneven, which can create a foggy sensation and cause lens displacement. This can lead to astigmatism. Wishing you peace and health. Sincerely, Komeilan[Read More] Common Issues After Wearing Orthokeratology Lenses: What to Know
Are Orthokeratology Contact Lenses Effective for Children's Vision?
The topic of "orthokeratology contact lenses." Dear Director Wang, I hope this message finds you well. I am reaching out on behalf of my sister, who has a 10-year-old daughter experiencing approximately 150 degrees of myopia. My sister has heard about a treatment avail...
Dr. Wang Zhishun Reply:
Hello, regarding orthokeratology lenses, there are two fairly certain aspects: first, they provide an alternative option for glasses wearers, allowing them to wear the lenses while sleeping and be free of glasses during the day; second, they cannot change myopia that has already ...[Read More] Are Orthokeratology Contact Lenses Effective for Children's Vision?
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:
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