Ophthalmology Q&A - Page 34

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Understanding Eyelid Swelling: Is It a Stye or Something Else?

There is a lump on the left eyelid? I often feel itchy eyes and frequently rub them. This morning, I noticed a bump on my left eyelid that is not painful or itchy, but it tears easily. Is this what is commonly referred to as a stye?


Dr. Gao Pilin Reply:
Hello: A stye is also known as a hordeolum, which typically causes swelling or inflammation of the eyelid, often accompanied by redness and pain. The situation you described, being neither painful nor itchy, seems less characteristic of a stye. I recommend that you visit an ophth...

[Read More] Understanding Eyelid Swelling: Is It a Stye or Something Else?


Post-Retinal Surgery Concerns: When to Worry About Eye Injuries

After retinal surgery, one eye underwent laser treatment while the other eye is normal. A fall was checked and found to be fine, but the next day there was a head bump? Hello, doctor. I have floaters in both eyes, and one eye has a tear. I underwent laser treatment a month ago. T...


Dr. Gao Pilin Reply:
Hello: Floaters are usually caused by changes or structural issues in the gel-like substance within the vitreous body of the eye, and external impacts to the eye typically do not lead to floaters. The appearance of floaters is often due to the vitreous becoming uneven, creating s...

[Read More] Post-Retinal Surgery Concerns: When to Worry About Eye Injuries


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


Managing Eye Strain: Tips for Reducing Redness from Screen Time

Eye problems I often use my phone or tablet, which has caused my eyes to occasionally become red with bloodshot veins since October. If I watch videos on my computer screen and lower the brightness while maintaining a distance, will my eyes still be prone to bloodshot veins, or i...


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

[Read More] Managing Eye Strain: Tips for Reducing Redness from Screen Time


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 Eye Issues After Wearing Contact Lenses for Hours

Wearing contact lenses for several hours can lead to eye problems? Hello Doctor, I usually wear contact lenses for about 12 hours a day. Recently, I've noticed that after wearing them for about 1 to 2 hours, my eyes become blurry, and when I look at lights, there are rainbow...


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 medical facility. Wishing you good health. Thank you!

[Read More] Understanding Eye Issues After Wearing Contact Lenses for Hours


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


Do Uneven Eyeglass Lens Angles Affect Eye Health Over Time?

Inquiry Consultation Hello Dr. Gao, I previously went to get new glasses, and due to the larger angle of the frame's forward tilt (the angle between the lenses and the face), the lenses appeared more slanted. This caused the lower part of the lenses to be quite close to my ...


Dr. Gao Pilin Reply:
Hello: A difference in the angle of inclination within 1 degree is considered minimal. As long as there is no discomfort, it should not cause any adverse effects.

[Read More] Do Uneven Eyeglass Lens Angles Affect Eye Health Over Time?


Understanding Retinal Detachment: Symptoms and Concerns Explained

Retinal detachment Hello Doctor, I apologize for bothering you. My eyesight is approximately 250 degrees in both eyes, and I experience mild flashes and floaters. I would like to ask you about some eye issues: 1. Occasionally, I see long black shadows sliding across the wall. 2. ...


Dr. Gao Pilin Reply:
Hello: 1. Occasionally seeing long black shadows sliding across the wall: This symptom may be indicative of floaters, which are usually caused by changes in the gel-like substance within the vitreous humor of the eye. Floaters are typically harmless, but if they become too freque...

[Read More] Understanding Retinal Detachment: Symptoms and Concerns Explained


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


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




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