Recovering Vision After Chemical Burn: Understanding Astigmatism and Treatment Options
Issues Following Chemical Burns to the Cornea Hello, doctor! My eyes suffered from a chemical burn (from nitric acid), and after undergoing amniotic membrane treatment, I am currently wearing a third amniotic membrane on my left eye, while the right eye has had the membrane remov...
Dr. Gao Pilin Reply:
Hello: The extent of the injury will determine the situation. Typically, if the cornea is injured, it will affect vision to some degree. As for the level of recovery, it depends on the extent of scarring on the cornea. Corneal reshaping lenses may not be very helpful. Please be p...[Read More] Recovering Vision After Chemical Burn: Understanding Astigmatism and Treatment Options
Understanding Eye Allergies: Causes, Symptoms, and Treatment Options
Eye allergy Hello, doctor. I am a second-year junior high school student. Earlier this year, I experienced inflammation in both eyes due to negligence in thoroughly cleaning my orthokeratology lenses. The ophthalmologist prescribed eye drops containing 0.2% steroids, which led to...
Dr. Cai Wenyuan Reply:
It is recommended to visit a medical center for an examination.[Read More] Understanding Eye Allergies: Causes, Symptoms, and Treatment Options
Understanding Astigmatism: Concerns About Keratoconus and Eye Health
Worsening astigmatism raises concerns about keratoconus? Hello, doctor. I went to the hospital for an examination in March this year and found that my astigmatism in both eyes has increased by 100 degrees, while my myopia has not changed. According to my follow-up records, the la...
Dr. Cai Wenyuan Reply:
Astigmatism is not severe, so regular monitoring is sufficient.[Read More] Understanding Astigmatism: Concerns About Keratoconus and Eye Health
Understanding Corneal Molding Lenses: Why Your Vision Might Still Change
Orthokeratology lenses Hello, doctor. I have been wearing orthokeratology lenses for several years, and my vision is generally 20/20 during my routine check-ups. I have to stop wearing them for a week each year for an examination, but my prescription still seems to increase sligh...
Dr. Liang Ce Reply:
I recommend that you: 1. Discuss the above situation further with your attending physician to determine if any additional tests are necessary. 2. You may also consider visiting a large hospital or medical center for evaluation. Thank you, and wish you good health![Read More] Understanding Corneal Molding Lenses: Why Your Vision Might Still Change
Why Your New Orthokeratology Lenses May Cause Blurriness
Wearing new orthokeratology lenses may cause blurred vision? Hello, doctor. Recently, I have been using my orthokeratology lenses for two and a half years, and my ophthalmologist recommended replacing them. After the replacement, my vision was clearer for the first two weeks, but...
Dr. Gao Pilin Reply:
Hello Chris: It could be due to the lenses or there may be an issue with the cornea. Please schedule a follow-up appointment for an examination as soon as possible.[Read More] Why Your New Orthokeratology Lenses May Cause Blurriness
Understanding Blurry Vision with Contact Lenses: Causes and Solutions
Wearing corneal reshaping lenses for the full recommended duration but experiencing blurred vision for both near and far? I am 17 years old and have significant disparity between my eyes (left eye: -250, right eye: -400). I have been wearing orthokeratology lenses for over three ...
Dr. Cai Wenyuan Reply:
It is recommended to seek medical examination.[Read More] Understanding Blurry Vision with Contact Lenses: Causes and Solutions
Understanding Nystagmus: Can You Wear Contact Lenses?
Eye problems Hello, there is a saying that if someone has nystagmus, it is considered more serious, and they should not wear orthokeratology lenses or contact lenses. Could you explain the reason for this restriction? When looking at brighter objects, I feel that the surroundings...
Dr. Gao Pilin Reply:
Hello, Xin: It is possible that the movement during tremors may cause image instability or corneal abrasion. This is likely a normal physiological phenomenon; exposure to bright light can cause the periphery to appear darker. The flickering, differently shaped color patches may b...[Read More] Understanding Nystagmus: Can You Wear Contact Lenses?
Understanding Myopia and Astigmatism: Key Questions Answered
Vision and Eyewear Issues Hello, doctor. I have myopia of -6.50 diopters with astigmatism of -1.00 in my left eye and -7.50 diopters in my right eye. I would like to ask you a few questions: 1. Should I wear my glasses all the time except when sleeping, or can I take them off w...
Dr. Gao Pilin Reply:
Hello Ms. Lin: 1. You do not need to wear them continuously; you can take them off when you need to see clearly or look at things up close. 2. If your condition continues to worsen, you might consider trying orthokeratology lenses. 3. Long-acting cycloplegics will not have an imp...[Read More] Understanding Myopia and Astigmatism: Key Questions Answered
Understanding Corneal Issues: Symptoms, Risks, and Treatment Insights
Corneal issues I previously had keratitis, but later I got busy and did not continue to monitor my corneal issues. I continued to wear orthokeratology lenses (feeling that my eyes were fine), but recently, while wearing the lenses, I noticed that the lower part of the sclera in m...
Dr. Gao Pilin Reply:
Hello: If there are new blood vessels, the sclera will appear red. Corneal abrasion and inflammation can cause a foreign body sensation. If there is a lack of trust, you may consider seeing another physician.[Read More] Understanding Corneal Issues: Symptoms, Risks, and Treatment Insights
Understanding Pupil Dilation and Its Impact on Vision Health
Pupil dilation parallax Hello, I visited the ophthalmology department at National Taiwan University over a year ago. At that time, I had a disparity in vision (I forgot the degree), with normal vision in my left eye and my right eye being myopic. The doctor prescribed long-acting...
Dr. Gao Pilin Reply:
Hello, Peng: 1. The changes in vision may be caused by myopia. If wearing appropriate glasses allows for clear vision, then there is no deterioration in vision; it is just that the prescription may have changed. 2. It should not be that severe. 3. Short-acting medications are...[Read More] Understanding Pupil Dilation and Its Impact on Vision Health
Understanding Eyelid Swelling: Causes and Treatment Options
Swelling and pain in the corner of the eye? Hello, doctor. My left eye corner has been slightly swollen for a while. Recently, due to a stye, I noticed that the swelling has worsened. After researching online, I found that the affected area is likely around the nasolacrimal duct ...
Dr. Gao Pilin Reply:
Hello Mr. Bai: It could possibly be a stye. If it resolves, you should be able to wear orthokeratology lenses. I recommend that you seek medical evaluation for a proper check-up.[Read More] Understanding Eyelid Swelling: Causes and Treatment Options
Understanding Styes: Causes, Treatment, and Contact Lens Concerns
Stye issue Hello, doctor. I am someone who is very prone to developing styes, averaging about 2 to 3 each month. Although they are smaller compared to others, I usually apply medication for about 3 to 4 days and they resolve. However, since I wear orthokeratology lenses, I often ...
Dr. Gao Pilin Reply:
Hello, Peace: Regarding the introduction of a stye (hordeolum), you can refer to the following link https://bit.ly/2Zinvrt. It is advisable to consult an ophthalmologist for an examination and to use appropriate medication. As for whether corneal reshaping lenses can be worn, it ...[Read More] Understanding Styes: Causes, Treatment, and Contact Lens Concerns
Alternative Vision Correction Options for Myopia and Astigmatism
Correction of myopia Hello: My sister is about to turn 18. Her left eye has no myopia but has astigmatism of approximately 150 degrees, while her right eye has myopia of 450 degrees and no astigmatism. I would like to know if there are other correction options besides orthokerato...
Dr. Gao Pilin Reply:
Hello, you can wear contact lenses. Alternatively, you can consider laser treatment after turning eighteen. If you are comfortable wearing regular glasses, that is also a viable option.[Read More] Alternative Vision Correction Options for Myopia and Astigmatism
When Can My Child Stop Using Cycloplegic Drops After Ortho-K?
How long after switching to orthokeratology lenses can I stop using dilating drops? Hello, Dr. Gao. My daughter is 11 years old. She was diagnosed with myopia of -0.75 diopters when she was 9 years old and started using a 0.01% atropine eye drop, which she has been using for two ...
Dr. Gao Pilin Reply:
Hello Doremi: You can stop it directly; it won't have any impact.[Read More] When Can My Child Stop Using Cycloplegic Drops After Ortho-K?
Common Issues with Orthokeratology Lenses: Expert Answers
Questions about wearing orthokeratology lenses? Hello, doctor. I have two questions I would like to ask you: 1. I have been wearing orthokeratology lenses for nearly ten years. I’m not sure when it started, but after wearing them for more than six hours, my vision becomes somew...
Dr. Gao Pilin Reply:
Hello Ms. Chen: It is possible that your prescription is no longer suitable. If this is the case, you should have your prescription re-evaluated. The itching may be caused by sensitivity to the ingredients. If it goes away after wiping it off, it should not be a major concern. If...[Read More] Common Issues with Orthokeratology Lenses: Expert Answers
Can Rigid Gas Permeable Lenses Control Astigmatism After LASIK?
Can astigmatism be controlled with rigid gas permeable contact lenses (orthokeratology lenses)? I underwent SMILE refractive surgery for my myopia in April of this year. Before the surgery, I had astigmatism of 100 degrees in both eyes. After the surgery, one eye had residual ast...
Dr. Gao Pilin Reply:
Hello, after laser surgery, the cornea is different from a normal cornea. It may be possible to rely on corneal reshaping, but it might be necessary to try it out to see the results. Please consult your attending physician for testing.[Read More] Can Rigid Gas Permeable Lenses Control Astigmatism After LASIK?
Understanding Starbursts and Halos: Insights on Eye Symptoms
Seeing starbursts around lights? Hello, doctor. I have floaters, and two weeks ago I noticed that when I look at lights, I see starbursts, halos, and rainbow vision (which appears droplet-shaped). I researched online and found that some doctors say this is caused by vitreous pull...
Dr. He Jianxian Reply:
Your condition does not appear to be caused by retinal traction; it seems more likely to be related to corneal abrasion or erosion caused by wearing orthokeratology lenses. It is recommended to stop wearing them for a while. If there is no improvement at all, it is advisable to r...[Read More] Understanding Starbursts and Halos: Insights on Eye Symptoms
Understanding the Accuracy of Computerized Eye Exams for Children
The accuracy issues of computer-based vision testing? Hello Doctor, thank you for your response! I took my child to the ophthalmology clinic for an examination, where they performed a fundus examination, OCT, and slit lamp examination. I informed the clinic doctor about my child&...
Dr. Gao Pilin Reply:
Hello, regarding your questions: 1. If the pupils are dilated and do not respond to light, there is no need to administer drops. 2. The refractive error is quite similar; the equivalent spherical power calculated from the right eye +50 astigmatism -250 and -25 astigmatism -200 is...[Read More] Understanding the Accuracy of Computerized Eye Exams for Children
Understanding Amblyopia: Symptoms, Diagnosis, and Treatment Options for Children
Amblyopia issues? Hello, Doctor. Thank you for your patient responses to my questions! I previously inquired about my child's eye issues, and I would like to ask you a few more questions. Hello, Doctor. Thank you for your prompt reply last night! I would like to ask you a f...
Dr. Gao Pilin Reply:
Hello, regarding your inquiries: 1. A corneal topography can be performed, but there is mild astigmatism, which is less pronounced. 2. Previously, vision was between 0.9 and 1.0, and there is still a possibility of recovery, but it requires wearing the correct prescription glasse...[Read More] Understanding Amblyopia: Symptoms, Diagnosis, and Treatment Options for Children
Managing Myopia Progression: The Role of Cycloplegic Agents
Pupil dilation control Hello, doctor. I am currently a senior in high school, and my eyesight is -500 diopters in both eyes. My myopia has been rapidly increasing, with an increase of about 50 diopters in the past six months. I would like to ask the doctor: 1. Is it still effecti...
Dr. Gao Pilin Reply:
Hello: Mydriatic agents need to be used at appropriate concentrations. If the control effect is inadequate, a higher concentration medication may be required. However, higher concentrations can lead to more side effects, and patients may be more light-sensitive, so careful consid...[Read More] Managing Myopia Progression: The Role of Cycloplegic Agents