Vision, Ophthalmology FAQ - Page 22

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Can Farsighted Glasses Prevent Myopia in Heavy Screen Users?

Can hyperopic glasses prevent myopia? Due to my personal career planning, I inevitably have to use my phone and computer for long periods. Although my vision has consistently been around 20/20, I recently noticed that distant objects appear slightly blurry—though it improved afte...


Dr. Cai Wenyuan Reply:
If you are experiencing blurred vision, please visit an ophthalmology clinic or hospital for an examination.

[Read More] Can Farsighted Glasses Prevent Myopia in Heavy Screen Users?


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?


Post-Retinal Detachment Surgery Concerns: A Patient's Inquiry

Post-operative issues following retinal detachment surgery? Hello Doctor, my husband is 53 years old and has severe myopia of -1000 diopters. He underwent laser surgery to correct his vision to normal about 10 years ago. Currently, he has glaucoma. In mid-March, he had cataract s...


Dr. Gao Pilin Reply:
Hello: 1. The inability to focus and blurred vision in your right eye may be due to the presence of silicone oil, which can affect light refraction. The presence of silicone oil may lead to poor image quality, similar to seeing a mosaic-like image. This is a normal phenomenon a...

[Read More] Post-Retinal Detachment Surgery Concerns: A Patient's Inquiry


Understanding the Importance of Lens Tilt Angle in Eyeglasses

The forward tilt angle of eyeglass lenses? Dear Dr. Gao, Thank you very much for your detailed response regarding the forward tilt angle of eyeglass lenses in your answers to questions #201513 and #201592. I truly appreciate you taking the time out of your busy schedule to expla...


Dr. Gao Pilin Reply:
Hello: Yes, this is my personal suggestion, but there may still be some errors, so please feel free to correct me.

[Read More] Understanding the Importance of Lens Tilt Angle in Eyeglasses


Understanding Eye Pain and Swelling After a Sports Injury

The eyes feel swollen and painful? The badminton serving machine got stuck, and I forgot to turn off the power. After adjusting it, I was hit by a shuttlecock at close range, but I'm not sure if it hit my eye; I can only confirm it was near my eye. At that moment, I covered ...


Dr. Gao Pilin Reply:
Hello: First of all, it is important to note that experiencing discomfort in the eye after being struck by a badminton shuttlecock is a situation that warrants attention. Your symptoms include a sensation of swelling, pain, migraines, and a feeling of ocular hypoxia. These sympto...

[Read More] Understanding Eye Pain and Swelling After a Sports Injury


Understanding Flashing Lights in Vision: Causes and Concerns

Flashes of light in the visual field? Hello, Doctor Gao: I have myopia of 200-300 degrees. Recently, for the past two days, when I wake up and lie down looking at the ceiling or wall, I sometimes see flashes of light, similar to the flickering of a broken light bulb. If I change ...


Dr. Gao Pilin Reply:
Hello: 1. Flashing Symptoms: When you lie in bed looking at the ceiling or wall, you may sometimes experience a sensation of flashes. These flashes may be caused by some changes within the eye, such as opacities in the vitreous or changes in vitreous traction within the eye. Th...

[Read More] Understanding Flashing Lights in Vision: Causes and Concerns


Understanding Lens Tilt: Do Your Glasses Need a Forward Angle?

Follow-up Inquiry #201513 Dear Dr. Gao, Thank you for your response in the inquiry consultation "#201513." From your explanation, I understand that the slight difference in the tilt angle of my glasses' lenses (less than 1 degree) is minimal and will not have any ...


Dr. Gao Pilin Reply:
Hello: Q1. The forward tilt angle of eyeglass lenses is usually necessary, and this angle is referred to as the "pantoscopic tilt." It helps adjust the lenses to fit your facial structure and line of sight needs, ensuring that you can see clearly without visual distur...

[Read More] Understanding Lens Tilt: Do Your Glasses Need a Forward Angle?


Understanding Eye Pain and Swelling After a Sports Injury

The eyes feel swollen and painful? The badminton serving machine got stuck, and I forgot to turn off the power. After adjusting it, I was hit by a shuttlecock at close range, but I'm not sure if it hit my eye; I can only confirm it was near my eye. At that moment, I covered ...


Dr. Gao Pilin Reply:
Hello: First of all, the discomfort you are experiencing in your eye after being hit by a badminton shuttlecock is a situation that warrants attention. Your symptoms include a sensation of swelling, pain, migraines, and a feeling of oxygen deprivation in the eye. These symptoms m...

[Read More] Understanding Eye Pain and Swelling After a Sports Injury


Understanding Flashing Lights in Vision: Causes and Concerns

Flashes of light in the visual field? Hello, Doctor Gao: I have myopia of 200-300 degrees. Recently, for the past two days, when I wake up and lie down looking at the ceiling or wall, I sometimes see flashes of light, similar to the flickering of a broken light bulb. If I change ...


Dr. Gao Pilin Reply:
Hello: 1. Flashing symptoms: When you lie in bed looking at the ceiling or wall, you may sometimes experience a sensation of flashes. These flashes may be caused by some changes within the eye, such as opacities in the vitreous body or changes in vitreous traction within the eye....

[Read More] Understanding Flashing Lights in Vision: Causes and Concerns


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?


Understanding Temporary Visual Disturbances After Sneezing: Expert Insights

Follow-up Inquiry #201424 Dear Dr. Gao, Thank you very much for your response, explanation, and suggestions regarding the inquiry in "<a href='https://adoctor.tw/article/201424'>#201424</a>". Your clarification that forceful sneezing is unlikely t...


Dr. Gao Pilin Reply:
Hello: Q1. Based on your description, you experienced brief episodes of seeing stars and flashes of light in front of your eyes in 2020, but your retinal examination in 2021 showed that your retina was normal. These short-term episodes of seeing stars and flashes of light may be ...

[Read More] Understanding Temporary Visual Disturbances After Sneezing: Expert Insights


Understanding Visual Disturbances After Sneezing: Expert Insights

Inquiry Consultation Hello, Dr. Gao: I just sneezed quite forcefully and experienced seeing stars and a white light in front of my right eye. This condition lasted for a few seconds and then disappeared. Currently, there are no obvious abnormalities or discomfort in my eyes. I wo...


Dr. Gao Pilin Reply:
Hello: Q1. Experiencing visual disturbances, such as seeing stars, after a forceful sneeze is a normal physiological response due to sudden changes in pressure. However, persistent white light in the right eye for several seconds may require further observation. Q2. Generally, a ...

[Read More] Understanding Visual Disturbances After Sneezing: Expert Insights


Understanding Floaters: When to Worry About Your Vision

Visual problems Hello, doctor. Recently, when I focus on a certain spot, that area gradually becomes blurry and I see many floaters. However, after the examination, the doctor said everything is normal. I was just diagnosed with floaters this year and I feel quite anxious, fearin...


Dr. Gao Pilin Reply:
Hello: The appearance of floaters in the eyes is a quite common phenomenon and usually does not indicate a serious eye problem. Vitreous floaters refer to the gel-like substance or debris within the eye casting shadows or spots on the retina. These are typically not symptoms of r...

[Read More] Understanding Floaters: When to Worry About Your Vision


Understanding Meibomian Gland Blockage: Symptoms and Concerns

Consultation regarding meibomian glands? Dear Dr. Gao, Thank you very much for your responses and suggestions to my previous inquiries; I have greatly benefited from them. This time, I would like to follow up on a previous question regarding the blockage of the sebaceous glands ...


Dr. Gao Pilin Reply:
Hello: Q1. What are the common subjective symptoms if there is a blockage in the meibomian glands? Meibomian gland obstruction may lead to the following common subjective symptoms: 1. Foreign body sensation in the eye: The mild foreign body sensation you mentioned could be one...

[Read More] Understanding Meibomian Gland Blockage: Symptoms and Concerns


Understanding Conjunctival Nevi: Concerns and Care for Eye Health

Please provide the content you would like me to translate into English? Dear Dr. Gao, Thank you for your response and advice in article #201230. The day before yesterday (October 6), I followed your suggestion and visited an ophthalmology clinic. After examination with instrumen...


Dr. Gao Pilin Reply:
Hello: Q1. A conjunctival nevus is typically a benign condition that does not pose any problems for vision or eye health. According to your physician, it is flat and has blood vessels nearby, which are common characteristics of a conjunctival nevus. Conjunctival nevi usually do...

[Read More] Understanding Conjunctival Nevi: Concerns and Care for Eye Health


Post-Operative Challenges After Strabismus Surgery: Seeking Solutions

Postoperative care after strabismus surgery? About three years ago, I underwent surgery. For the first year or two, I felt great and my eyes were very strong. However, now I feel that the muscles are becoming increasingly weak, and my double vision is getting worse, especially wh...


Dr. Gao Pilin Reply:
Hello: 1. Ophthalmic Examination: First, you should consult an ophthalmologist as soon as possible, especially the surgeon who performed your previous procedure, to understand your current condition and the specific reasons for your issues. The physician needs to assess your visu...

[Read More] Post-Operative Challenges After Strabismus Surgery: Seeking Solutions


Understanding Flashing Floaters: What Happens When You See Bright Light

Seeing bright lights? Hello, doctor. I have floaters in my vision. When I see a bright light, the floaters suddenly start to flicker, and after a while, they disappear. What is this phenomenon? Normally, the floaters are transparent, but when I look at a bright light, they appear...


Dr. Gao Pilin Reply:
Hello: The situation you described may be related to a visual phenomenon known as floaters. Floaters are typically caused by small particles or fibers within the vitreous humor of the eye. These small particles can be seen moving across your field of vision, particularly against ...

[Read More] Understanding Flashing Floaters: What Happens When You See Bright Light


Understanding Post-Laser Treatment Issues: Retinal Laser and Floaters

Questions related to retinal laser treatment? Hello Dr. Gao, I have undergone retinal laser treatment and experienced a sudden onset of numerous floaters the next day. I would like to ask you: 1. What is the likelihood that the retinal laser could affect the vitreous body? Do doc...


Dr. Gao Pilin Reply:
Hello: 1. Relationship between retinal laser and vitreous: Retinal laser treatment is typically used to address retinal diseases rather than directly targeting the vitreous. Physicians should carefully assess the condition of the retina before performing laser treatment to ensure...

[Read More] Understanding Post-Laser Treatment Issues: Retinal Laser and Floaters


Understanding the Flashing Shadows: A Guide to Floaters and Light Sensitivity

Seeing bright light? Hello, doctor. I have floaters in my vision. When I see a bright light, the floaters suddenly start to flicker, and after a while, they disappear. What is this phenomenon? Normally, the floaters are transparent, but when I see the bright light, they appear to...


Dr. Gao Pilin Reply:
Hello: The situation you described may be related to a visual phenomenon known as floaters. Floaters are typically caused by small particles or fibers within the vitreous humor of the eye. These small particles become more noticeable as they move within your field of vision, espe...

[Read More] Understanding the Flashing Shadows: A Guide to Floaters and Light Sensitivity


Understanding Visual Impairment from Herpes Zoster Keratitis

Corneal damage and blurred vision due to herpes zoster keratitis? Hello, doctor! I would like to ask about my situation. I have corneal damage caused by the herpes zoster virus, and during the vision examination, my visual acuity could not be measured, and I also could not see th...


Dr. He Jianxian Reply:
Hello Mr. Shen: The clinical criteria for disability recognition are clearly defined, requiring that both eyes' vision be affected in order to meet the criteria. Visual impairment in one eye alone does not constitute a disability. Director He Jianxian, Ophthalmology Departme...

[Read More] Understanding Visual Impairment from Herpes Zoster Keratitis


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