Ophthalmology Q&A - Page 16

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Understanding Astigmatism: Effects of Under-Corrected Glasses on Eye Health

Please provide the content you would like me to translate? Dear Dr. Gao, Thank you very much for your professional response and advice in article #206774. I have clearly understood my questions Q1 to Q4, and I truly appreciate your thoughtful replies and guidance. Regarding Q5...


Dr. Gao Pilin Reply:
Hello: I am glad to assist you again. Q1. If astigmatism is undercorrected by 25 degrees, is it possible to experience discomfort and visual fatigue over time? The answer is yes. Astigmatism refers to an uneven curvature of the cornea or lens, causing light to focus improperly ...

[Read More] Understanding Astigmatism: Effects of Under-Corrected Glasses on Eye Health


Understanding Conjunctivitis: Symptoms, Causes, and Treatment

Is it conjunctivitis? Hello, doctor. A few days ago, I accidentally hit my eye while wearing goggles. The goggles are similar to swim goggles and have an elastic band at the back. When released, they snapped back to my face, and the frame hit my eye. Afterwards, I felt a foreign ...


Dr. Gao Pilin Reply:
Hello: It seems that you are experiencing some discomfort in your eyes. Let me clarify a few things for you: First, after accidentally bumping your eye, there may have been some minor damage, which could lead to a sensation of foreign body presence and mild pain. Even if there is...

[Read More] Understanding Conjunctivitis: Symptoms, Causes, and Treatment


Understanding Eye Care: Addressing Concerns After Pupil Dilation

Inquiry for clarification? Dear Dr. Gao, Thank you very much for your previous response to my questions; I have understood everything clearly. I apologize for bothering you again, but I have a sudden issue with my eye that has caused me some concern, so I am reaching out once mo...


Dr. Gao Pilin Reply:
Hello: Based on the situation you described, I would like to provide the following recommendations: Q1. It is unlikely to cause any harm. Q2. If the lower white part of the right eye (sclera) is poked or scratched, the following symptoms may occur: - Sharp pain or burning se...

[Read More] Understanding Eye Care: Addressing Concerns After Pupil Dilation


Understanding Double Vision: Causes and Solutions for Eye Issues

Continuation of Inquiry #206758: Question Regarding Diplopia Dear Dr. Gao, Thank you very much for your professional response and advice regarding the "Double Vision Inquiry #206758." I will find time to have my eyes checked at an ophthalmology clinic. I would like to ...


Dr. Gao Pilin Reply:
Hello: Q1. Your understanding is generally correct. If the corneal shape is confirmed to be normal and there is a phenomenon of double vision with text, it may be caused by myopia or astigmatism. Myopia causes distant objects to appear blurry, while astigmatism may prevent ligh...

[Read More] Understanding Double Vision: Causes and Solutions for Eye Issues


Can You Play Sports with a Retinal Hole? Expert Advice on Safe Activities

Exercises that can be done with a retinal tear? Hello, doctor. I have had a retinal tear in my right eye for about 5 years, and I have been regularly returning for check-ups every year. I would like to know if it is safe to engage in activities that require running, such as playi...


Dr. Gao Pilin Reply:
Hello: Due to your condition of retinal tears, I would advise you to carefully choose your exercise methods to ensure that the retina does not sustain further damage. High-impact activities, such as playing badminton, typically increase physical exertion and pressure around the e...

[Read More] Can You Play Sports with a Retinal Hole? Expert Advice on Safe Activities


Understanding Double Vision: Causes and When to Seek Help

Double vision inquiry? Hello Dr. Gao: Today I noticed that when I take off my glasses and try to see without them, my left eye experiences double vision when looking at text, as if the letters are floating and becoming two. In contrast, my right eye sees the text as a blurry mass...


Dr. Gao Pilin Reply:
Hello: Based on your description, there are several possibilities: 1. The double vision you experience when reading with your left eye may be caused by refractive errors. This could be due to irregularities in the corneal shape or conditions such as myopia or astigmatism. The dou...

[Read More] Understanding Double Vision: Causes and When to Seek Help


Post-COVID Symptoms: Understanding Floaters and Vision Changes

Symptoms of floaters after a COVID-19 diagnosis? Hello Doctor, I was diagnosed with COVID-19 at the end of January, and a week later, I noticed symptoms of floaters in my eyes. Initially, it was very noticeable in my right eye, where I could see black specks. Since then, it has b...


Dr. He Jianxian Reply:
Hello Ms. C: Floaters are primarily caused by vitreous degeneration, and their correlation with the use of electronic devices is unclear. However, there is a stronger association with high myopia, trauma, inflammation, and surgery. As for whether COVID-19 can cause floaters, I am...

[Read More] Post-COVID Symptoms: Understanding Floaters and Vision Changes


Understanding Visual Blind Spots: When to Seek Eye Care

Visual field examination Could a visual blind spot be as large as the size of a thumb joint (approximately 15 centimeters away)? When I visited the ophthalmologist, they said it was either due to fatigue or normal. Should I still be concerned?


Dr. He Jianxian Reply:
Hello Mr. Long: The location of the blind spot is approximately between 10 to 20 degrees in the peripheral vision, with a size of about 10 degrees. Experienced ophthalmologists can easily identify this. If there are any issues, the doctor will inform you directly, so you should f...

[Read More] Understanding Visual Blind Spots: When to Seek Eye Care


Understanding Flashing Lights in Vision: Causes and What to Do

Flashes of light in the eyes? Hello, doctor. I have a question to ask. I noticed that this morning when I woke up, there was a long, glowing line appearing in my left eye, resembling those small toys that emit a lot of light. It appeared in both eyes and slowly moved towards the ...


Dr. Liang Ce Reply:
We recommend that you consult an ophthalmology medical facility. Wishing you good health. Thank you!

[Read More] Understanding Flashing Lights in Vision: Causes and What to Do


Understanding Dark Circles and Eye Veins: Causes and Solutions

Dark circles issue Hello Doctor, I would like to ask about something I noticed in the past couple of days. I suddenly discovered that there are blood vessels (veins?) above my eyes, and both eyes have this issue. It's particularly noticeable when I open my eyes wide, as both...


Dr. Gao Pilin Reply:
Hello: Based on your description and the images provided, the blood vessels above your eyes and the dark circles may be related to various factors, including eye strain, lack of sleep, and allergies. For your situation, I recommend the following measures to improve the condition ...

[Read More] Understanding Dark Circles and Eye Veins: Causes and Solutions


Understanding Dark Spots on the Sclera: What You Need to Know

Inquiry about the sclera (the white part of the eye)? Hello, Dr. Gao: I would like to ask you about something. When I pull down the lower eyelid of my left eye, revealing the sclera (the white part of the eye), I notice a faint black circular spot on the sclera. Below this spot, ...


Dr. Gao Pilin Reply:
Hello: Your description may indicate pigment deposition on the sclera, which occurs when nerves or blood vessels distribute to the deeper layers of the eye. This often presents as black spots associated with blood vessels, and it is usually not a cause for concern. However, to un...

[Read More] Understanding Dark Spots on the Sclera: What You Need to Know


Does Neck Stretching Affect the Retina? Insights for Eye Health

Exercise and the Retina Hello, doctor. I would like to ask if stretching the neck can potentially affect the retina. I have a slightly thin area around my retina and have previously undergone laser treatment. I'm unsure if moving my neck forward, backward, or sideways could ...


Dr. Gao Pilin Reply:
Hello: Stretching the neck typically does not directly affect the retina, as the retina is located inside the eye and is not closely related to neck muscle stretching. However, if there are any weaknesses around your retina or other ocular issues, it is important to carefully con...

[Read More] Does Neck Stretching Affect the Retina? Insights for Eye Health


Understanding Visual Snow: Symptoms and Insights for Eye Health

Ocular noise Hello Doctor, I have a problem with floaters. When I look at the sky, I see flashes that seem to drift down. I went to see an ophthalmologist, and they said it was a symptom of floaters. Recently, after taking a nap during lunch, I woke up and noticed that my left ey...


Dr. Gao Pilin Reply:
Hello: Based on your description, you may be experiencing some visual issues. Floaters typically present as small dots or lines that appear to float in your field of vision, resembling tiny clouds or mosquitoes. The phenomenon you described after your afternoon nap, which looked ...

[Read More] Understanding Visual Snow: Symptoms and Insights for Eye Health


Why Frequent Ultra-Widefield Imaging is Crucial After Retinal Surgery

Why is it necessary to perform intensive ultra-wide-angle photography? On December 22, 2023, I underwent a vitrectomy due to a dislocated lens caused by being hit by a badminton shuttlecock. The lens was removed, and the damaged areas of the retina were treated with laser. Howeve...


Dr. He Jianxian Reply:
Hello Ms. Anonymous: When performing wide-angle photography, it is important to check whether the retina is fully attached. Even if this procedure is not done, it may still be necessary to dilate the pupils to examine the fundus, as the underlying purpose is the same. Dr. Ho Chie...

[Read More] Why Frequent Ultra-Widefield Imaging is Crucial After Retinal Surgery


Understanding Posterior Vitreous Detachment and Retinal Issues: Key Questions Answered

Regarding issues related to posterior vitreous detachment and retinal disorders? Hello Doctor: 1. I have always seen black spots in my vision, and a few days ago, I suddenly experienced very rapid movement of black spots at the lower edges of both eyes. After about six to seven...


Dr. He Jianxian Reply:
Hello, Mr. Squirrel: 1-3: Posterior vitreous detachment typically occurs in older individuals. However, it can also happen earlier in those with high myopia, inflammation, or injury. It usually occurs suddenly and is often accompanied by noticeable floaters. In such cases, it i...

[Read More] Understanding Posterior Vitreous Detachment and Retinal Issues: Key Questions Answered


Understanding Sudden Worsening of Astigmatism: Causes and Solutions

Astigmatism has worsened over the past three months? Hello, I would like to ask about my astigmatism, which has been 50.75 for a long time. I got new glasses at the end of December last year, and in March of this year, I noticed double vision when looking at traffic lights. Upon ...


Dr. Gao Pilin Reply:
Hello: Based on the situation you described, this sudden increase in astigmatism may require further evaluation. A rapid increase in astigmatism can be associated with various factors, including changes in corneal shape, alterations in the lens, or other changes in the eye's...

[Read More] Understanding Sudden Worsening of Astigmatism: Causes and Solutions


Understanding Eye Surgery for Bubble Behind the Left Eye: Risks and Recovery

There is a 2-3 mm bubble behind the left eyeball (inside the brain), causing misalignment of the eyes and resulting in strabismus (diplopia)? Hello, doctor. Recently, I had a CT scan of my brain, and the results showed that there is a 2-3 mm bubble behind my left eyeball (inside ...


Dr. Liang Ce Reply:
We recommend that you: 1. Discuss the above situation further with your attending physician. 2. Consider consulting an ophthalmologist at a major hospital. Wishing you good health. Thank you!

[Read More] Understanding Eye Surgery for Bubble Behind the Left Eye: Risks and Recovery


Understanding Post-Laser Surgery Symptoms: Eye Movement and Light Flashes

After retinal laser surgery, there may be sensations of movement or floaters at the edges of the vision? On February 16, I experienced blurred vision and flashes. During the examination, it was noted that there were holes in both eyes. After undergoing laser treatment, the blurri...


Dr. Gao Pilin Reply:
Hello: 1. The sensation of movement in the far right side of the right eye after laser treatment may be a temporary phenomenon related to the laser procedure or the treatment itself. However, if there is persistent discomfort or worsening symptoms, it is advisable to consult an o...

[Read More] Understanding Post-Laser Surgery Symptoms: Eye Movement and Light Flashes


Addressing Vision Disparities and Corneal Transplant Concerns in Eye Care

Questions about parallax glasses and corneal transplant issues? 1. After undergoing a corneal transplant in one eye, I now have significant anisometropia: my left eye has -1100 diopters of myopia and -200 diopters of astigmatism, while my right eye has -450 diopters of myopia wit...


Dr. Gao Pilin Reply:
Hello: 1. Regarding the significant disparity in your vision between both eyes, this large disparity may lead to discomfort or dizziness when wearing regular glasses. Generally, for cases of significant disparity, contact lenses may be a better option, but it is essential to ma...

[Read More] Addressing Vision Disparities and Corneal Transplant Concerns in Eye Care


Understanding Vision Abnormalities in 4-Year-Olds: What Parents Should Know

Vision abnormalities in a 4-year-old during a health check-up? Hello, Director Gao: My daughter is 4 years and 3 months old. Last week, her vision test showed 0.6 in the right eye and 0.7 in the left eye. The school sent a notice stating that her vision is abnormal and that we ne...


Dr. Gao Pilin Reply:
Hello: When interpreting a child's visual acuity values, age and other factors are typically taken into consideration. In the case of children, the visual acuity scale differs slightly from that of adults. For a 4-year-old child, visual acuity of 0.6 and 0.7 may fall within ...

[Read More] Understanding Vision Abnormalities in 4-Year-Olds: What Parents Should Know




Ophthalmology FAQ

3C Acute Conjunctivitis
Age-Related Farsightedness Allergic Conjunctivitis
Alternating Exotropia Amblyopia
Artificial Lens Astigmatism
Binocular Disparity Bleeding Under The Conjunctiva
Blinking Bloodshot Eyes
Blue Light Blurry Vision
Cataract Cataract Surgery
Chalazion Ciliary Muscle
Color Blindness Conjunctiva
Conjunctival Concretions Conjunctivitis
Contact Lenses Cornea
Corneal Abrasion Corneal Inflammation
Corneal Reshaping Lenses Corneal Reshaping Therapy
Corneal Ulcer Crossed Eyes
Dark Circles Digital Devices
Dilating Eye Drops Diplopia
Disability Certificate Double Eyelid Surgery
Double Vision Dry Eye Discomfort
Dry Eyes Dry Eye Syndrome
Exposure To Bright Light Eye
Eye Allergies Eyeball
Eye Drop Consultation Eye Drops
Eye Examination Eye Fatigue
Eye Flashes Eye Focusing
Eye Inflammation Eyelashes
Eyelid Eyelid Cyst
Eyelid Disease Eye Medication
Eye Misalignment Eye Pain
Eye Pressure Eye Shadows
Eye Trauma False Myopia
Farsightedness Flashes Of Light When Eyes Are Closed
Floaters Floaters And Related Issues
Foggy Vision Foreign Body In The Eye
Foreign Body Sensation In The Eye Fundus Examination
Glare Glasses
Glasses Fitting Glaucoma
Halos Around Lights Halo Vision
High Myopia Hordeolum
Hyperopia Intraocular Lens
Intraocular Pressure Involuntary Eye Movement
Inward-Growing Eyelashes Iritis
Keratitis Lacrimal Ducts
Laser Pointer Laser Surgery For Myopia
Laser Treatment Lasik
Lazy Eye Lutein
Macula Macular Degeneration
Macular Hole Macular Pucker
Medication Consultation Mydriatic Agent
Myopia Nearsightedness
Night Blindness Nyctalopia
Nystagmus Ocular Hypertension
Optic Nerve Orthokeratology
Others Parallax
Part Of The Retina Pediatric Vision Screening
Pink Eye Post-Cataract Surgery
Post-Chalazion Surgery Posterior Vitreous Detachment
Post-Laser Surgery Post-Lasik Surgery
Post-Retinal Detachment Surgery Post-Retinal Laser Surgery
Post-Retinal Surgery Post-Retinal Tear Laser Surgery
Post-Scleral Buckle Surgery Post-Scleral Surgery
Presbyopia Prescription For Glasses
Prescription Strength Pseudomyopia
Pupil Pupil Dilation
Rainbow Halos Rainbow Vision
Refraction Test Retina
Retinal Degeneration Retinal Detachment
Retinal Disease Retinal Exam
Retinal Laser Treatment Retinal Tear
Sclera Steroids
Strabismus Stye
Subconjunctival Hemorrhage Sunglasses
Swelling And Soreness Tear Ducts
Temporary Vision Loss In One Eye The White Part Of The Eye
Tinted Lenses Transient Monocular Blindness
Trichiasis Uveitis
Vascular Proliferation Vision
Vision Care Vision Correction For Myopia
Vision Discrepancy Visual Acuity Test
Visual Afterimages Visual Disturbance
Visual Field Visual Field Test
Visual Impairment Visual Persistence
Vitrectomy Surgery Vitreous Body
Vitreous Degeneration Vitreous Liquefaction