Astigmatism, Ophthalmology FAQ - Page 6

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Understanding Vision Problems: When to Update Your Glasses

Vision examination issues Hello Dr. Gao, I am 43 years old this year. Currently, my glasses prescription is -5.50 diopters with +2.00 astigmatism for my left eye, and -5.00 diopters with +2.50 astigmatism for my right eye. I have been wearing these multifocal glasses for three ye...


Dr. Gao Pilin Reply:
Hello: 1. Do you need to get a new pair of glasses? Yes, based on the recommendation of your ophthalmologist, you need to get a new pair of glasses. Since your prescription has changed, your current glasses may not provide adequate correction, leading to eye strain and headaches....

[Read More] Understanding Vision Problems: When to Update Your Glasses


Understanding Cataract Surgery Options After Vitrectomy: What You Need to Know

Cataract, lens? Hello, I would like to ask: 1. With a myopia of 600 degrees and having undergone vitrectomy due to vitreomacular traction, if cataracts develop afterward, can I choose femtosecond laser surgery? Or is only conventional cataract surgery an option? Is it true that a...


Dr. He Jianxian Reply:
Hello, Miss: 1. The choice of cataract surgery technique is not significantly related to the vitreous surgery performed previously, and there are no specific restrictions on the selection of the intraocular lens. 2. Vision loss caused by macular traction may not show significa...

[Read More] Understanding Cataract Surgery Options After Vitrectomy: What You Need to Know


Understanding Eyeglass Prescription Changes and Vision Clarity Issues

Issues with prescription glasses? Hello, Doctor Gao: I am approximately 39 years old. Recently, one of the frames of my glasses broke, so I went to an optical shop to get new glasses. It has been about five years since my last prescription, but I did not return to the original op...


Dr. Gao Pilin Reply:
Hello: 1. Regarding the issue of prescription strength, it is generally necessary to adjust the prescription within a certain range to ensure optimal vision. The point made by your boss about the need for the eyes to compensate for excess prescription is valid. If you find that...

[Read More] Understanding Eyeglass Prescription Changes and Vision Clarity Issues


Understanding Nighttime Blurry Vision: Causes and Solutions

Blurred vision In the evening, my left eye becomes blurry when looking at things, for example, from 7 PM to 9 PM. It improves a bit with rest, but as soon as I look at my phone, work on reports, or read, it quickly becomes blurry again. This issue does not occur during the day.


Dr. Gao Pilin Reply:
Hello: If your left eye becomes blurry at night but not during the day, there could be several possible reasons that require further evaluation. Here are some potential factors: 1. Lighting conditions: The lighting at night may be relatively dim, which can affect some people&#x...

[Read More] Understanding Nighttime Blurry Vision: Causes and Solutions


Understanding Eyeglass Prescription Changes: Expert Insights for Better Vision

Eyeglass prescription issues? Hello Dr. Liang, I am approximately 39 years old. Recently, one of the arms of my eyeglass frame broke, and I went to an optical store to get new glasses. I have been wearing my previous glasses for nearly five years. The prescription for my old gla...


Dr. Liang Ce Reply:
We recommend that you: 1. Discuss the above situation further with your attending physician. 2. Consider seeking a consultation at another ophthalmology clinic. Wishing you good health. Thank you!

[Read More] Understanding Eyeglass Prescription Changes: Expert Insights for Better Vision


Can Collagen Supplements Help Prevent Vitreous Degeneration?

Does collagen benefit the eyes? Dear Dr. Gao, I am a highly myopic engineer with over -10.00 diopters of myopia and -3.50 diopters of astigmatism in both eyes. I have previously undergone laser repair for retinal tears in both eyes, which has made me very concerned about vitreou...


Dr. Gao Pilin Reply:
Hello: The vitreous body is a structure of the eye, primarily composed of a transparent gel-like substance. Collagen is a type of protein found in the body and is also part of the eye's tissues, but the vitreous is mainly made up of this gel-like substance and water. Althoug...

[Read More] Can Collagen Supplements Help Prevent Vitreous Degeneration?


Understanding Uneven Vision: Astigmatism or Presbyopia?

Bilateral eye issues? Hello, doctor. I noticed that when I take off my glasses, one eye sees close objects very clearly while the other eye sees them blurry. Is this due to more significant astigmatism in that eye, or could it be presbyopia? If it is presbyopia, are there clinica...


Dr. Gao Pilin Reply:
Hello: Given your age, it is unlikely to be presbyopia; it may be due to a difference in refractive power between your two eyes. It could be myopia, hyperopia, or astigmatism. I recommend that you visit an ophthalmologist for an examination to find out.

[Read More] Understanding Uneven Vision: Astigmatism or Presbyopia?


Safe Ways to Clean Your Eyelids and Eyelid Area for Eye Health

How to clean the upper eyelid and eyelid area? Hello, Doctor Gao. I have high myopia (both eyes >1000, both eyes with astigmatism >350) and a history of retinal tears that have been repaired, so I am always afraid of any actions that might put pressure on my eyeballs. Curre...


Dr. Gao Pilin Reply:
Hello: 1. Use a gentle cleanser: To clean the eye area, choose a mild cleanser. These products are typically non-irritating to the eyes and help remove debris while ensuring cleanliness. Baby shampoo can be a good option. 2. Wash your face with lukewarm water: When cleansing your...

[Read More] Safe Ways to Clean Your Eyelids and Eyelid Area for Eye Health


Understanding Eye Pressure: Activities That May Harm Your Eyes

What situations are considered as pressure on the eyes (eyeballs)? Dear Dr. Gao, I have high myopia in both eyes (greater than -10.00 diopters) and astigmatism (greater than -3.00 diopters). Previously, I had retinal tears in both eyes, which were treated with laser photocoagula...


Dr. Gao Pilin Reply:
Hello: Due to your high myopia and history of retinal tears, it is essential to take special care to protect your eyes and avoid further issues. Here are some recommendations for avoiding pressure on the eyeball and protecting the retina: 1. Avoid rubbing your eyes: As your oph...

[Read More] Understanding Eye Pressure: Activities That May Harm Your Eyes


Understanding Vitreomacular Traction and Cataract Surgery Options

Cataract, lens? Hello, I have myopia over 600 degrees, and my left eye's vision has decreased to 0.5, with distortion in my vision. The doctor at the medical center said that I can undergo surgery for vitreomacular traction. I would like to ask the following questions, thank...


Dr. Gao Pilin Reply:
Hello: 1. Vitreomacular traction syndrome can indeed lead to vision loss and distortion, but it is also important to rule out other potential ocular issues, such as cataracts. Typically, the physician will assess for other eye problems during the examination. If the doctor did no...

[Read More] Understanding Vitreomacular Traction and Cataract Surgery Options


Understanding Optic Nerve Cupping and Glaucoma in High Myopia

Optic cup excavation and glaucoma? I'm sorry, doctor. I have high myopia (approximately over -600 diopters in both eyes) and high astigmatism (approximately over -500 diopters in both eyes). Today, I went to a major hospital for an eye examination, and the doctor said that m...


Dr. Liang Ce Reply:
Recommendations: 1. Discuss the above situation further with your attending physician. 2. Alternatively, seek consultation at another ophthalmology medical facility. Thank you. Wishing you good health!

[Read More] Understanding Optic Nerve Cupping and Glaucoma in High Myopia


Understanding Flickering Vision: Causes and Concerns in Eye Health

Fluctuating flashes of light in the visual field? Hello Doctor: A few days ago, I woke up in the middle of the night to use the restroom and suddenly noticed a flash at the edges of my vision. I thought it was just a trick of the light or due to blinking. After returning to my ro...


Dr. Gao Pilin Reply:
Hello: There could be multiple potential causes for this situation. Here are a few possible reasons: 1. Macular diseases: Certain macular conditions, such as macular degeneration, may lead to visual disturbances or flickering, especially in low-light environments. 2. Eye strain: ...

[Read More] Understanding Flickering Vision: Causes and Concerns in Eye Health


Understanding High Eye Pressure and Optic Nerve Health: Key Concerns

Optic nerve-related Currently, I would like to briefly describe my situation. I was diagnosed with elevated intraocular pressure and slightly larger optic nerve cupping at the age of 18. I have been undergoing regular visual field tests and fundus examinations for the past five y...


Dr. Gao Pilin Reply:
Hello: (1) Based on your description, your intraocular pressure is currently stable in the range of 21-22 mmHg, and your visual field test results are normal, with no abnormalities in the fundus. This may indicate that your condition is currently stable and may only be classified...

[Read More] Understanding High Eye Pressure and Optic Nerve Health: Key Concerns


Understanding Retinal Tears: Risks, Treatments, and Common Concerns

Retinal traction and tears? Hello, a few days ago I visited an ophthalmologist, and the doctor mentioned that I have a retinal tear in my right eye, but it may not necessarily require laser treatment. I currently have myopia of -6.00 diopters and astigmatism of -1.00 diopter, alo...


Dr. Gao Pilin Reply:
Hello: 1. Retinal tears and holes are not the same. A retinal tear refers to a loosening of the connection between the retina and the eye wall, but there is no hole. A retinal hole is a small opening in the retina, through which fluid or blood may seep in, potentially leading to ...

[Read More] Understanding Retinal Tears: Risks, Treatments, and Common Concerns


Understanding Poor Vision in Children: Essential Tests to Consider

I would like to ask about the causes of poor vision in children? The child's vision test showed both eyes at 0.2, but the clinic measured myopia and astigmatism as -25/-25 in the right eye and -75/-25 in the left eye. Even with corrective lenses, there was no improvement in ...


Dr. Cai Wenyuan Reply:
At least include a dilated fundus examination and retinal examination.

[Read More] Understanding Poor Vision in Children: Essential Tests to Consider


Should Adults with Amblyopia Wear Full Prescription Glasses for Both Eyes?

Should adults with amblyopia be prescribed full correction for both eyes? Hello Doctor, I am currently 25 years old. My left eye has a prescription of approximately -10.00 diopters, and my right eye is -6.00 diopters, with astigmatism of -2.00 diopters in both eyes. I would lik...


Dr. Liang Ce Reply:
Recommendations: 1. Discuss the above situation further with your attending physician. 2. Alternatively, seek consultation at another ophthalmology medical facility. Thank you. Wishing you good health!

[Read More] Should Adults with Amblyopia Wear Full Prescription Glasses for Both Eyes?


Understanding Black Shadows in Vision: Eye Symptoms Explained

When looking down and to the right while blinking, there is a shadow in the vision? Hello Doctor: I have myopia of -3.75 and astigmatism of -2.00 in my left eye, and myopia of -5.75 and astigmatism of -1.50 in my right eye. Five years ago, I underwent laser treatment for a retina...


Dr. Gao Pilin Reply:
Hello: Q1. Could this symptom be due to a thinner retina in that area? Or could it be a precursor to retinal disease? This symptom may be caused by various factors, including retinal issues, floaters in the vitreous, or changes in other ocular structures. Although you mentioned t...

[Read More] Understanding Black Shadows in Vision: Eye Symptoms Explained


Understanding Corneal Scarring and Pupil Dilation After Eye Surgery

Corneal haze and mydriasis? Fifteen years ago, after undergoing cataract surgery on the right eye, retinal detachment occurred within a week due to high myopia, leading to a scleral buckle procedure. Since then, regular follow-up examinations every six months have shown no issues...


Dr. Cai Wenyuan Reply:
Observe the symptoms, and if they persist, seek medical evaluation.

[Read More] Understanding Corneal Scarring and Pupil Dilation After Eye Surgery


Post-Cataract Surgery: Managing Glasses Prescription for Anisometropia

Regarding postoperative monocular cataract surgery, issues related to binocular disparity and the prescription of glasses? Currently, the refractive error for both eyes is as follows: Left eye: myopia -850, astigmatism -150 (axis 170). Right eye: myopia -825, astigmatism -225 (ax...


Dr. Gao Pilin Reply:
Hello: Both methods should be viable, and it's difficult to determine which one is more suitable for you. Option one is relatively simple, and contact lenses are easy to obtain. You can try both options and choose the one that provides clearer vision and greater comfort. Alt...

[Read More] Post-Cataract Surgery: Managing Glasses Prescription for Anisometropia


Post-Retinal Laser Treatment: Understanding Increased Visual Disparity

After retinal laser treatment, the disparity between the two eyes has increased? Hello, doctor. 1. I received my glasses on July 8, 2022, with myopia and astigmatism measurements of -5.25/1.50 for the left eye and -6.25/0.75 for the right eye, with corrected vision of 1.02 in b...


Dr. He Jianxian Reply:
Dear Miss Ming, 1. Generally, retinal laser treatment does not cause changes in refractive error; any changes in refractive error may be due to other reasons. 2. It is recommended that you monitor your refractive error for a period of time to see if it continues to increase. Di...

[Read More] Post-Retinal Laser Treatment: Understanding Increased Visual Disparity


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