Understanding Orthokeratology: Benefits, Risks, and Legality for Kids
What is corneal reshaping? What are its advantages and disadvantages? Is it illegal? My daughter is eight years old, and her eyesight is approximately between 200 to 300 degrees. She has been wearing orthokeratology lenses for six months, but I have heard that they can cause sign...
Dr. Zhang Yanrui Reply:
Orthokeratology lenses are actually similar to wearing rigid gas permeable contact lenses; as long as they are properly cleaned, they generally do not pose significant harm. If you get used to wearing them and have regular follow-up appointments, there is not much to worry about....[Read More] Understanding Orthokeratology: Benefits, Risks, and Legality for Kids
Understanding Rigid Gas Permeable Contact Lenses for High Myopia
Rigid gas permeable contact lenses Hello Doctor: I have a myopia of 800 degrees. A few days ago, I went to an optical shop to get glasses, and they told me that my eyes are very demanding on vision and will continue to deteriorate. Therefore, they recommended that I wear rigid ga...
Dr. Zhang Yanrui Reply:
Hello: If you are over the age of 25, your vision is unlikely to change significantly unless there are some special pathological conditions. The advantage of orthokeratology lenses is that you do not need to wear contact lenses during the day, but if you stop wearing them for a w...[Read More] Understanding Rigid Gas Permeable Contact Lenses for High Myopia
Non-Surgical Solutions for Correcting Myopia: Can Glasses Be Avoided?
Issues related to myopia correction? Hello Doctor: My eyesight is -2.50 diopters in both eyes, and this degree has not changed for 4 to 5 years. I would like to ask if there are any non-surgical methods to reduce my myopia to a normal level or achieve significant improvement so t...
Dr. Wang Zhangji Reply:
Hello: There is a non-surgical method called orthokeratology, which uses special contact lenses to reduce refractive error. However, this method requires continuous use to maintain the reduced prescription; if interrupted, the eyes will revert to their original prescription. Sinc...[Read More] Non-Surgical Solutions for Correcting Myopia: Can Glasses Be Avoided?
Understanding Floaters: Are They Related to Corneal Reshaping?
Is it floaters? Doctor, I recently noticed that when I look at reflective surfaces (or the computer screen), I see "small light spots" moving across my peripheral vision. If I deliberately look at a large bright area (like the sky), I can see many small light spots movi...
Dr. Liu Jingxian Reply:
Dear Concerned Fish, Regarding your question, here are the answers: 1. As shown in the image, there is a transparent structure inside the eyeball (which occupies 4/5 of the eyeball's volume) known as the "vitreous body." 2. With age or in cases of high myopia, th...[Read More] Understanding Floaters: Are They Related to Corneal Reshaping?
Can Orthokeratology Work for My Over 600-Diopter Myopia?
Is it necessary for corneal reshaping surgery to be within 500 diopters? Hello, doctor. I heard that orthokeratology is most effective for myopia within 500 degrees, but my myopia is over 600 degrees. I would like to undergo orthokeratology. Will it be effective for me? How many ...
Dr. Ke Meilan Reply:
Hello: Orthokeratology is effective for over 600 degrees; as long as you don't wear them for two months, the prescription will return to the original degree. Sincerely, Dr. Mei-Lan Ke, Ophthalmology Department.[Read More] Can Orthokeratology Work for My Over 600-Diopter Myopia?
Non-Surgical Myopia Correction: Options and Costs Explained
Correction of myopia I would like to correct my myopia, but I do not want to undergo laser surgery. Is there a method that involves wearing contact lenses both in the morning and at night for correction? How long do I need to wear them? My myopia is over 400 degrees. How much doe...
Dr. Cai Jingyao Reply:
There are many methods to correct myopia. The safest and most convenient option for mild myopia (approximately up to -6.00 diopters) is wearing glasses. There is also a type of contact lens worn during sleep, known as orthokeratology, which requires an experienced physician and c...[Read More] Non-Surgical Myopia Correction: Options and Costs Explained
Understanding Corneal Reshaping Surgery for Myopia: Costs and Recovery
Myopia correction surgery I am nearsighted with approximately -4.20 diopters and have previously undergone double eyelid surgery. I am considering orthokeratology. Could you please provide information on the following: 1. Does Taipei Medical University Hospital currently perform ...
Dr. Zhang Yanrui Reply:
The corneal reshaping procedure takes approximately one minute, but the pre-operative preparation requires about half an hour or more. Recovery is quick, and most patients are able to walk home immediately after the surgery. Currently, the Taipei City Hospital Yangming Branch has...[Read More] Understanding Corneal Reshaping Surgery for Myopia: Costs and Recovery
Understanding Myopia and Astigmatism: Do I Need Glasses at 16?
Parallax Hello, I would like to ask a question regarding my myopia. I recently had an eye examination, and it was found that my left eye has mild astigmatism (without myopia), while my right eye has 175 degrees of myopia. I am currently 16 years old. I would like to know if I nee...
Dr. Liang Ce Reply:
Hello: A difference of 175 degrees between the two eyes is generally not considered severe. You typically use your left eye for distance vision and your right eye for near vision (as the nearsighted eye is more suitable for close-up tasks). You can see clearly at both distances w...[Read More] Understanding Myopia and Astigmatism: Do I Need Glasses at 16?
Nighttime Orthokeratology Lenses for Myopia in Children: Benefits and Risks
Director's mailbox forwarding Are there approved overnight orthokeratology lenses (rigid gas-permeable contact lenses for myopia treatment)? What is their effectiveness in treating myopia in school-aged children? Is their use recommended? What are the side effects? What bran...
Dr. Hu Yusheng Reply:
Dear Ms. Tsai, Corneal reshaping lenses, also known as orthokeratology lenses, are a type of contact lens designed to reshape the cornea's surface. The principle behind these lenses is to redistribute the surface cells of the cornea, altering its curvature to achieve the de...[Read More] Nighttime Orthokeratology Lenses for Myopia in Children: Benefits and Risks
Understanding Risks and Success Rates of Orthokeratology for Myopia
Myopia I would like to inquire about the risks and success rates of orthokeratology. I have a prescription of -5.50 diopters with -1.25 astigmatism in my right eye and -4.50 diopters with -1.75 astigmatism in my left eye. Due to the need for prolonged reading, my myopia has been ...
Dr. Wang Zhangji Reply:
Hello! Corneal reshaping is not actually a surgery, and its complications are similar to those caused by contact lenses. Corneal reshaping needs to be maintained for a lifetime, but this can also be considered an advantage, as if you are dissatisfied one day, you can simply stop ...[Read More] Understanding Risks and Success Rates of Orthokeratology for Myopia
Understanding Corneal Reshaping: Benefits, Costs, and Duration
Corneal reshaping therapy What are the pros and cons of orthokeratology? Is it similar to using rigid gas permeable contact lenses to reshape the cornea, or is it a different method to reduce refractive error? What is the typical cost associated with this treatment? How long must...
Dr. Ke Meilan Reply:
Our hospital does not provide orthokeratology lenses, as there are currently no medical reports that can prevent the progression of myopia. The principle is to flatten the cornea temporarily to reduce myopic refractive error. Cost: unknown. Effects can typically be observed after...[Read More] Understanding Corneal Reshaping: Benefits, Costs, and Duration
Understanding Corneal Reshaping: Benefits, Risks, and Alternatives
Corneal reshaping surgery What is corneal reshaping therapy? How effective is it for vision correction? Besides surgery, are there other methods for vision correction? What are the pros and cons of rigid gas permeable contact lenses for correction? Are there any other alternative...
Dr. Wang Zhangji Reply:
Hello! Orthokeratology is a method that uses special contact lenses to physically reduce refractive errors, and its effectiveness varies from person to person. This treatment has been practiced for some time and has many successful cases. It is a non-surgical approach to managing...[Read More] Understanding Corneal Reshaping: Benefits, Risks, and Alternatives
Understanding and Treating Anisometropia: Eye Care Solutions
Parallax issue My brother has a prescription of -600 diopters in his left eye and -225 diopters in his right eye. Is there a treatment available? Is the treatment aimed at making the right eye catch up to the left eye's prescription? I've heard that one eye needs to be ...
Dr. Wang Zhangji Reply:
Hello! In response to your inquiry, you can use orthokeratology for treatment. If you prefer not to undergo surgery, corneal reshaping therapy is also an option. If you want the right eye's refractive error to match the left eye, the prerequisite is to prevent further increa...[Read More] Understanding and Treating Anisometropia: Eye Care Solutions
Understanding Myopia: Differences, Treatments, and Eye Care Solutions
Window to the Soul Is the difference between congenital myopia and acquired myopia related to the degree of refractive error? I've heard that orthokeratology lenses have great results, but why is the effect not ideal for my nephew? What could be the main reason? I saw on you...
Dr. Huang Bozhen Reply:
Congenital myopia is closely related to genetics, meaning that patients can have severe myopia (around 500 to 600 diopters) at a very young age (five or six years old), often accompanied by amblyopia. For instance, a farmer who rarely reads may have myopia exceeding 1000 diopters...[Read More] Understanding Myopia: Differences, Treatments, and Eye Care Solutions
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 Orthokeratology: Can It Control My Child's Myopia?
What is orthokeratology? Hello Dr. Huang, My daughter is in the first grade this year and has been diagnosed with myopia of 125 degrees (according to the results from several ophthalmological examinations). Is this condition considered false myopia? Additionally, she has congeni...
Dr. Huang Bozhen Reply:
GENIUS: Explanation: 1. To determine if there is pseudomyopia, use a cycloplegic agent; if the myopic refractive error disappears, it is pseudomyopia. 2. Congenital cataracts can affect vision. 3. Corneal reshaping therapy is not recommended.[Read More] Understanding Orthokeratology: Can It Control My Child's Myopia?
Understanding Myopia Correction: Different Methods Explained
Correction of myopia Currently, there are several methods for correcting myopia, including:
Dr. Huang Bozhen Reply:
Explanation: Laser eye surgeries for myopia, such as LASIK or PRK, are recommended, while other options like orthokeratology (Ortho-K) are not advised.[Read More] Understanding Myopia Correction: Different Methods Explained
What is Orthokeratology and How Does It Work?
What is orthokeratology? What is orthokeratology?
Dr. Huang Bozhen Reply:
Description: The use of rigid gas permeable contact lenses for corneal reshaping can reduce myopia. Typically, users wear these lenses before going to bed and remove them in the morning. After a period of time (2-3 months), the degree of myopia may decrease; however, continuous u...[Read More] What is Orthokeratology and How Does It Work?
Is Corneal Reshaping a Safe Alternative to Laser Eye Surgery?
Corneal reshaping Hello, doctor: For general myopia correction, aside from laser surgery, there is also orthokeratology, which claims to provide the effects of laser surgery without its side effects. I would like to ask if orthokeratology really has such good effects without side...
Dr. Huang Bozhen Reply:
Subject: Orthokeratology Explanation: This method should be used with caution, as it can easily lead to corneal ulcers, which are bacterial infections of the cornea. Generally, its use is not encouraged. Please refer to December 8, 2000, Topic: Myopia.[Read More] Is Corneal Reshaping a Safe Alternative to Laser Eye Surgery?