Understanding Nighttime Vision Issues: Glare, Astigmatism, and Pupil Size
Please provide the content you would like me to translate into English? Dear Dr. Gao, Thank you very much for your responses and guidance in articles #183935 and #183927. I have generally understood the content. Below are my interpretations of your replies, and I would like to a...
Dr. Gao Pilin Reply:
Hello, Ah-Hsiang: 1. If the prescription is insufficient, this phenomenon will become more severe. 2. It should be so. 3. Squinting is certainly not good. However, this should be corrected.[Read More] Understanding Nighttime Vision Issues: Glare, Astigmatism, and Pupil Size
Does Corneal Abrasion Always Cause Irregular Astigmatism?
Corneal abrasion and astigmatism? Hello, doctor. Does a corneal abrasion always lead to irregular astigmatism? If the cornea heals completely, will there still be symptoms of astigmatism?
Dr. Gao Pilin Reply:
Hello: It is possible to assess the location of the skin break. The depth of the skin break is important; if it only involves the epidermis, it should heal back to its original state.[Read More] Does Corneal Abrasion Always Cause Irregular Astigmatism?
Does Corneal Abrasion Worsen Astigmatism?
Does a corneal abrasion worsen astigmatism? Hello, doctor. I would like to ask if a corneal abrasion can worsen astigmatism?
Dr. Gao Pilin Reply:
Hello: A corneal abrasion can cause the surface of the cornea to become irregular, leading to irregular astigmatism.[Read More] Does Corneal Abrasion Worsen Astigmatism?
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 the Prescription of Corning Unis for Eye Health Concerns
Confusion regarding the prescription of Corning Optical's lenses during an ophthalmic examination? Hello, Doctor He. I am currently 20 years old and went for my final eye examination before studying abroad. During this examination, a microsonography was performed (I used the...
Dr. He Jianxian Reply:
This medication should only be prescribed if cataracts are present; however, even if cataracts are not present, using it should not pose any issues. Director He Jian-xian, Ophthalmology Department, Nantou Hospital.[Read More] Understanding the Prescription of Corning Unis for Eye Health Concerns
Understanding Eye Pressure: Concerns for High Myopia Patients
Intraocular pressure related? Hello Dr. Gao, I have high myopia (around -800) and regularly undergo eye examinations. In previous years, my intraocular pressure (IOP) was approximately 17-18 mmHg, but last month, during an examination for conjunctivitis, my IOP was found to be ar...
Dr. Gao Pilin Reply:
Hello LIN: If you have elevated intraocular pressure, it is also important to assess the thickness of the cornea. An intraocular pressure of 20-22 mmHg generally does not produce noticeable symptoms. Whether medication is needed should be evaluated based on the condition of the o...[Read More] Understanding Eye Pressure: Concerns for High Myopia Patients
Hydrogen Peroxide in Eyes: What to Do and When to Seek Help
Hydrogen peroxide exposure to the eyes? Hello Doctor, I just started using AO solution to clean my contact lenses yesterday. This morning, when I put them on, my left eye might still have some residue, and it felt a bit gritty and stinging. So, I took them out and rinsed them wit...
Dr. Gao Pilin Reply:
Hello: If you rinse it off promptly, the damage should be minimal. You can use the previous medication as a temporary measure; if the symptoms improve, you can monitor yourself. However, if the discomfort persists, you should seek medical attention quickly.[Read More] Hydrogen Peroxide in Eyes: What to Do and When to Seek Help
Understanding Eye Atrophy: Symptoms, Causes, and Related Conditions
Ocular degeneration Hello, could you please explain what conditions may arise from ocular atrophy? It seems difficult to find relevant information. Does ocular atrophy progress over time, or is it possible for the condition to remain stable? Can ocular atrophy lead to high hypero...
Dr. Gao Pilin Reply:
Hello, Xin: Atrophy of the eyeball may be due to degeneration of the retinal nerves or retinal blood vessels. This can lead to shrinkage of the eyeball, which is sometimes unavoidable. When the eyeball shrinks, blindness is likely to occur. Poor vision may result in strabismus or...[Read More] Understanding Eye Atrophy: Symptoms, Causes, and Related Conditions
Understanding Eye Exam Results and Medication Concerns Before Studying Abroad
Questions about ophthalmic examination content and medications? Hello Dr. Liang. I am currently 20 years old and will be going abroad for studies in a month. I recently had my last routine eye examination before leaving, but I have some concerns and questions regarding the examin...
Dr. Liang Ce Reply:
It is recommended that you discuss the above situation with your attending physician to determine if further examinations are necessary. Thank you, and wishing you good health![Read More] Understanding Eye Exam Results and Medication Concerns Before Studying Abroad
How Long Can You Wear Therapeutic Contact Lenses for Corneal Abrasions?
How long can therapeutic contact lenses for corneal abrasions be worn? Hello Doctor: I previously inquired (consultation number <a href="https://adoctor.tw/article/183224">#183224</a>) about my recurrent corneal abrasions. If I remove my therapeutic contact ...
Dr. Gao Pilin Reply:
Hello WLL: If the cornea has not yet healed, you can continue to wear them. Change to a new lens every week until recovery. It will not harm your eyes or cause changes in prescription. If healing occurs without scarring, vision should be restored.[Read More] How Long Can You Wear Therapeutic Contact Lenses for Corneal Abrasions?
Can I Undergo PTK Laser Treatment After Smile Surgery?
Can a person who has undergone SMILE refractive surgery still undergo PTK laser treatment? Hello Doctor: I underwent SMILE laser surgery for my myopia two years ago, and since this year, I have been experiencing recurrent corneal abrasions (the cause is uncertain, but I suspect i...
Dr. Gao Pilin Reply:
Hello WLL: Theoretically, it should be possible. However, regarding its effectiveness, whether it will affect previous surgeries, and whether the postoperative refraction will change, it will need to be assessed by a physician. It is best to consult the doctor who performed the p...[Read More] Can I Undergo PTK Laser Treatment After Smile Surgery?
Understanding Astigmatism: Causes, Myths, and Expert Insights
Consultation for Astigmatism Inquiry Dear Dr. Gao, In your previous response to "<a href='https://adoctor.tw/article/182677'>#182677</a>", you mentioned: "(previously omitted)... however, squinting to see things can more easily cause astigmat...
Dr. Gao Pilin Reply:
Hello, Ah-Hsiang: Squinting can cause corneal deformation, leading to the development of astigmatism.[Read More] Understanding Astigmatism: Causes, Myths, and Expert Insights
Understanding Visual Distortions: When Straight Lines Appear Wavy
Follow-up question - The line is not straight? Hello, Dr. Gao. I previously inquired about the following issues: 1. When I focus on a straight line with my right eye, it appears slightly distorted with a mild wave-like sensation. The Amsler grid test seems fine. The images of m...
Dr. Gao Pilin Reply:
Hello Ant: 1. The material of the glasses themselves can also cause image distortion; if the optical properties of the lenses are poor, this can occur. 2. If it is a refractive issue with the eyes, sometimes it cannot be fully corrected with glasses. When glasses are first prescr...[Read More] Understanding Visual Distortions: When Straight Lines Appear Wavy
Understanding Shadows in Vision: What Happens When You Use One Eye?
When looking at things with only the right eye for an extended period, shadows may appear, but blinking will immediately restore normal vision? Hello, Doctor. I have a myopia of -1.75 diopters in both eyes, with astigmatism of -0.75 diopters in the left eye and -1.00 diopters in ...
Dr. Gao Pilin Reply:
Hello: If blinking helps restore vision, it is likely not a macular issue. It may be due to uneven distribution of tears, which can worsen astigmatism over time, leading to seeing double images. When you blink, the moisture on the corneal surface becomes more even, restoring visi...[Read More] Understanding Shadows in Vision: What Happens When You Use One Eye?
Is Laser Eye Surgery Suitable for My Myopia Condition?
Is laser surgery suitable for myopia? Hello Doctor, I currently have myopia of approximately -4.00 and -3.50 diopters. I have previously consulted multiple ophthalmology clinics, and one clinic, which was more stringent, indicated that my cornea is steeper and deemed me unsuitabl...
Dr. Chen Anping Reply:
Hello, based on your description, your condition is not suitable for laser surgery for myopia. Hualien Hospital of the Ministry of Health and Welfare cares about your health.[Read More] Is Laser Eye Surgery Suitable for My Myopia Condition?
Understanding Retinal Laser Treatment: Key Questions and Insights
Retinal laser treatment Dear Dr. Gao, I recently discovered a retinal tear due to high myopia and underwent laser treatment. I am determined to protect my eyes to avoid the path to blindness in the coming years or even decades. This has led to many questions and decisions regard...
Dr. Gao Pilin Reply:
Hello Andre: 1. There should only be one type. 2. Scarring will persist and typically will not be repeated on the same area. 3. 4. 5. Injecting around the entire circumference is ineffective and does not provide protection to the center; it should be done around the perimeter of ...[Read More] Understanding Retinal Laser Treatment: Key Questions and Insights
Can Rigid Contact Lenses Improve Irregular Astigmatism and Clarity?
Irregular astigmatism is causing issues with clarity, and I would like to wear rigid gas-permeable contact lenses to improve it? Hello, Doctor. I have been wearing prescription glasses, but I still cannot see clearly, even though my vision test shows 20/20. The ophthalmologist ha...
Dr. Gao Pilin Reply:
Hello: Rigid gas permeable contact lenses are one option; they naturally move around, and as long as they don't shift to an incorrect position, you might consider trying them. Laser treatment could also be a possibility. You may want to consult your doctor about this. Contac...[Read More] Can Rigid Contact Lenses Improve Irregular Astigmatism and Clarity?
Understanding Rainbow Vision: When to Seek Eye Care?
Is this a case of iridology? Does it need to be examined? When observing streetlights, car headlights, or sunlight reflections, light can scatter and create rainbows. Sometimes, rainbows appear only on the left and right sides, while other times, multiple fragmented arcs can be s...
Dr. Gao Pilin Reply:
Hello Wei: What you refer to as "rainbow vision" is likely the phenomenon of dispersion. Dispersion typically occurs when the corneal hydration level increases. A common instance of this is seen in acute glaucoma, which can produce such effects. However, if there are co...[Read More] Understanding Rainbow Vision: When to Seek Eye Care?
Understanding Blue Afterimages: Causes and Solutions for Eye Issues
The eyes may perceive blue afterimages? Hello Doctor, I have dry eye syndrome and floaters, with myopia of about 175 degrees. Currently, when I look at a light-colored background (especially in dimly lit areas), I see blue color patches. I have recently consulted a doctor for an ...
Dr. Chen Anping Reply:
Mr. Hsuan: Hello, based on your description, it is possible that you are experiencing meibomian gland hypersecretion, which causes lipids to adhere to the corneal surface. Additionally, due to myopia and a dim background, the blue light spectrum in the lighting becomes more prono...[Read More] Understanding Blue Afterimages: Causes and Solutions for Eye Issues
Persistent Foreign Body Sensation After LASIK: What to Do Next?
It has been a month since the LASIK surgery for my myopia, and I still feel a foreign body sensation? Hello Doctor: I underwent laser surgery for my myopia in mid-April, and it has now been a month since the procedure. In the first 1 to 3 days post-surgery, I experienced signific...
Dr. Chen Anping Reply:
Ms. Ashley: Hello, what you are describing is a common post-operative condition known as dry eye syndrome, which requires long-term use of artificial tears for moisture. Hualien Hospital, Ministry of Health and Welfare, cares about your health.[Read More] Persistent Foreign Body Sensation After LASIK: What to Do Next?