Ophthalmology Q&A - Page 8

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Understanding Eye Fatigue: Causes, Symptoms, and Treatment Options

Eye fatigue In early May, I had a follow-up appointment for a floaters examination because I felt like there were things flashing when looking at a white wall, and when I closed my eyes, I felt like there were things constantly moving, similar to blobs of light. I would like to a...


Dr. Gao Pilin Reply:
Hello: Based on your description, the symptoms you mentioned mainly include floaters, intermittent strabismus, blurred vision, and eye fatigue. Here are the responses to these issues: Floaters: Floaters refer to the appearance of floating black dots or lines in your vision, whic...

[Read More] Understanding Eye Fatigue: Causes, Symptoms, and Treatment Options


Assessing Cataract Surgery Feasibility for Diabetic Patients

Feasibility of Cataract Surgery Hello, Dr. Gao: Recently, an elder in my family visited a nearby clinic and was informed that the maturity of their cataract is about 70%. They also underwent a fundus examination, which revealed poor retinal health. After administering a mydriatic...


Dr. Gao Pilin Reply:
Hello: Generally speaking, the success rate of cataract surgery is very high, and postoperative vision can significantly improve. However, in certain cases, postoperative vision may not be ideal. This may be due to several reasons (unrelated to the surgical technique used): the p...

[Read More] Assessing Cataract Surgery Feasibility for Diabetic Patients


Understanding Visual Disturbances: Spots and Flashes After Waking Up

Upon waking, I notice many spots in my vision? Hello Doctor: I have a history of retinal tears in both eyes and have undergone laser treatment. This morning, when the phone rang in the living room, I hurriedly walked from my room and suddenly noticed many round spots of light in ...


Dr. He Jianxian Reply:
Hello Miss Xiao Ju: Visual persistence is a common phenomenon. Generally, if it resolves quickly, there is no need to worry too much. However, if you are still concerned, it is advisable to have an eye examination. Director He Jianxian, Ophthalmology Department, Nantou Hospital.

[Read More] Understanding Visual Disturbances: Spots and Flashes After Waking Up


Understanding Eye Focus Issues: Near Vision Problems Explained

Eye problems The eyes can focus well on distant and near objects, but there is difficulty focusing on intermediate distances, such as those found in a living room or bedroom. There is no issue when using one eye. Additionally, when viewing objects with both eyes, there is a sensa...


Dr. He Jianxian Reply:
Dear Mr. Awei, Regarding the principle of image formation in the eyes, if there are no issues with focusing at both distant and near ranges, there should be no problems at intermediate distances either. It is truly inexplicable why you are unable to focus at intermediate distanc...

[Read More] Understanding Eye Focus Issues: Near Vision Problems Explained


Understanding Zigzag Light Patterns in Vision: Causes and Insights

Sawtooth light? Hello, Doctor Gao. I have noticed a curved, serrated bright line on the right side of my vision. I use the term "bright line" because it does not flicker. When I close my eyes and rest, the symptoms disappear within ten minutes, and I do not experience a...


Dr. Gao Pilin Reply:
Hello: Based on the symptoms you described, the appearance of arc-shaped, serrated bright lines in your right visual field may be related to issues with the eyes or the nervous system. Here are some possible factors and recommendations: Possible Factors: 1. Eye Problems: Abnorma...

[Read More] Understanding Zigzag Light Patterns in Vision: Causes and Insights


Understanding Blurry Vision with Soft Contact Lenses: A Guide for High Myopia

One eye is blurry with soft contact lenses? Hello Doctor: I have high myopia (the most recent measurement was two weeks ago: left eye approximately -1200 diopters with astigmatism of -175; right eye approximately -1075 diopters with astigmatism of -175). However, each time I have...


Dr. Gao Pilin Reply:
Hello: Based on the situation you described, there are several possible reasons that could explain your vision fluctuations: 1. Inconsistent prescription between glasses and contact lenses: You mentioned that the prescriptions for your glasses and contact lenses differ, which ma...

[Read More] Understanding Blurry Vision with Soft Contact Lenses: A Guide for High Myopia


Can Shower Water Cause Acanthamoeba Infection in Your Eyes?

Does rinsing the eyes with tap water from a showerhead increase the risk of Acanthamoeba keratitis infection? Hello, Doctor. Today at noon, while eating a salad, I accidentally got some vinaigrette dressing splashed into my right eye, so I chose to rinse my right eye with a showe...


Dr. Gao Pilin Reply:
Hello: Regarding your concerns, let me explain from several perspectives: 1. **Possibility of Acanthamoeba Infection**: Acanthamoeba is indeed present in the natural environment, particularly in water sources such as tap water, lakes, and swimming pools. However, the likelihood...

[Read More] Can Shower Water Cause Acanthamoeba Infection in Your Eyes?


Understanding Floaters: Concerns and Eye Health Tips for Young Adults

The issue of floaters? Hello, Doctor. I would like to ask you some questions. I have been experiencing floaters for nearly three years now, but I feel that the number of floaters has increased recently. I wonder if this is due to my increased screen time and staying up late. Over...


Dr. Gao Pilin Reply:
Hello: Floaters are quite common in clinical practice, especially among individuals with myopia. Floaters typically occur due to the degeneration or liquefaction of the vitreous, resulting in tiny particles that affect the transmission of light within the eye, leading to shadows ...

[Read More] Understanding Floaters: Concerns and Eye Health Tips for Young Adults


Understanding Blurry Vision: Insights on Retinal Health and Nerve Myelin

Blurred vision (Sequence 208652) Hello Dr. Gao, Today I had an ophthalmology appointment where I underwent OCT and dilated fundus examination. Everything is normal except for the peripheral retina in my right eye, which is thinner (the doctor mentioned it resembles that of some...


Dr. Gao Pilin Reply:
Hello: Myopia patients exhibit posterior elongation of the eyeball due to an increase in axial length, leading to degeneration of the choroid and retina surrounding the optic nerve. This is a common occurrence and should not be a cause for concern. Optic Nerve Myelination refer...

[Read More] Understanding Blurry Vision: Insights on Retinal Health and Nerve Myelin


Understanding Blurry Vision with Contact Lenses: Causes and Solutions

Blurred vision with contact lenses Hello Doctor, I have over 200 degrees in my left eye (contact lens prescription -2.25) and over 400 degrees in my right eye (contact lens prescription -4.00). I purchased contact lenses at an optical shop yesterday, and after trying them on toda...


Dr. Chen Anping Reply:
Hello, blurred vision can be caused by various factors. These include incorrect prescription, unsuitable contact lenses, or adaptation issues with the eyes. However, to determine the exact cause, it is recommended that you consult an ophthalmologist or optometrist for an examinat...

[Read More] Understanding Blurry Vision with Contact Lenses: Causes and Solutions


Eye Rubbing: Potential Risks and When to See a Doctor

Eye problems I accidentally rubbed my eyes too hard just now... It feels like something is a bit off with my eyes, but I can still see fine. Could there be any issues with this? Should I see a doctor? Right now, I don't seem to notice any major problems, just a slight drynes...


Dr. Gao Pilin Reply:
Hello: Rubbing your eyes too hard may cause some temporary discomfort, such as dryness, irritation, or mild redness and swelling. These symptoms are usually due to friction or pressure on the surface of the eyes. If you currently only feel a bit of dryness in your eyes and your v...

[Read More] Eye Rubbing: Potential Risks and When to See a Doctor


Understanding Blurry Vision: Causes and Solutions for Myopia and Astigmatism

Blurred vision Hello, Doctor. I would like to inquire about my condition. I have myopia of -4.75 and astigmatism of -0.50 / -3.50. My vision in both eyes became blurry around January, and after an eye exam, my prescription increased. However, I later underwent other tests, includ...


Dr. Gao Pilin Reply:
Hello: Based on the detailed information you provided, the fluctuations in vision in your right eye may be caused by various factors. Here are several possible reasons and recommendations: 1. Eye Strain: Prolonged use of mobile phones and electronic devices can lead to eye fatig...

[Read More] Understanding Blurry Vision: Causes and Solutions for Myopia and Astigmatism


Understanding Blurry Vision: Causes and Concerns for Eye Health

Blurred vision (Sequence 208650) I'm sorry, Dr. Gao. If the reasons you mentioned could be ambiguous, could there be a possibility that the left eye's vision has decreased while astigmatism has appeared, and the right eye's vision has increased, all occurring withi...


Dr. Gao Pilin Reply:
Hello: Based on your description, the changes in your vision and the onset of astigmatism may be the result of multiple factors. Here are several possibilities: 1. **Vision Fluctuations**: Short-term fluctuations in vision may be caused by eye strain, dry eye syndrome, or irreg...

[Read More] Understanding Blurry Vision: Causes and Concerns for Eye Health


Understanding the Difference Between Eye Prescription and Visual Acuity

"Degree" and "visual acuity" of the eyes? I have myopia in both eyes, with the same degree of -3.50 diopters. However, during a vision test (using a pinhole), my left eye scored 0.6 and my right eye scored 0.9. I would like to ask: 1. Will this difference in v...


Dr. Gao Pilin Reply:
Hello: 1. Vision disparity and dominant eye: Such a vision disparity can indeed lead you to rely more on your right eye in daily life. The better vision in your right eye naturally encourages you to use it more for visual activities, resulting in less frequent use of your left ...

[Read More] Understanding the Difference Between Eye Prescription and Visual Acuity


Post-Sty Surgery Concerns: Understanding Discomfort and Recovery

Post-operative issues after chalazion surgery? After the fourth day post-sty surgery, I have been following the doctor's instructions to take antibiotics and apply ointment, but I still feel significant discomfort in my eye, including sensations of soreness, pain, dryness, a...


Dr. Gao Pilin Reply:
Hello: Generally speaking, after chalazion surgery, it is common to experience some discomfort in the eye, such as swelling, pain, soreness, and dryness, which are all normal phenomena. Typically, these symptoms will gradually subside within about a week post-surgery. The symptom...

[Read More] Post-Sty Surgery Concerns: Understanding Discomfort and Recovery


Understanding Eye Flashes: Signs of Retinal Detachment or Not?

Flashes of light in the eyes? Hello, Doctor Gao. I do not have floaters, but I am nearsighted with a prescription of -1.50 in my left eye and -2.20 in my right eye. Recently, I have occasionally seen flashes of light, such as two quick flashes while in the bathroom (I'm not ...


Dr. Gao Pilin Reply:
Hello: Based on the symptoms you described, there are several possibilities to consider, but it does not necessarily indicate retinal detachment. 1. Occasional flashes of light: This condition may be related to the retina. If the retina is being pulled or has small tears, it ca...

[Read More] Understanding Eye Flashes: Signs of Retinal Detachment or Not?


Can Showering with Contact Lenses Increase Risk of Acanthamoeba Infection?

Forgetting to remove contact lenses while showering can increase the risk of infection from Acanthamoeba, a type of protozoan. Acanthamoeba can be found in water, including tap water, and can cause serious eye infections, particularly in contact lens wearers. It is important to a...


Dr. Gao Pilin Reply:
Hello: 1. Is the risk of infection with Acanthamoeba high if I occasionally forget to remove my daily disposable contact lenses while showering? - The risk of Acanthamoeba infection is associated with contact lenses being exposed to non-sterile water (such as tap water or lake ...

[Read More] Can Showering with Contact Lenses Increase Risk of Acanthamoeba Infection?


Understanding Vision Changes: My Experience with New Glasses and Eye Strain

Prescription lens issues and visual problems? Hello, Doctor. Recently, I have been experiencing blurred vision when looking at close objects (text). When I look at light sources (both sunlight and artificial light, day or night), I notice some halos and glare (but not colored; th...


Dr. Liang Ce Reply:
We recommend you seek medical consultation. Wishing you good health. Thank you!

[Read More] Understanding Vision Changes: My Experience with New Glasses and Eye Strain


Can Children Use Cycloplegic Agents with Neostigmine Eye Drops?

Use of nebulizers Hello, can a nebulizer used for children be administered together with Neostigmine solution?


Dr. Cai Wenyuan Reply:
Medications should only be used as directed by a physician.

[Read More] Can Children Use Cycloplegic Agents with Neostigmine Eye Drops?


Why Reading in Low Light Causes Eye Strain: Understanding Your Vision

Difficulty reading (eye problems) Doctor, why do I need complete lighting on the book when reading (for example, comics or novels) to avoid straining my eyes? Even a slight shadow on the book makes it more difficult for me to read. I personally suspect it might be dry eye syndrom...


Dr. Gao Pilin Reply:
Hello: First, shadows cast on books or other materials can obstruct vision because they reduce light penetration, making the text appear blurry or difficult to read. In such cases, you may need more light to compensate for the effects of the shadows, which also explains why readi...

[Read More] Why Reading in Low Light Causes Eye Strain: Understanding Your Vision




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