Ophthalmology Q&A - Page 24

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Understanding Colorful Floaters in Vision: Causes and Concerns

The appearance of colorful dot-like floaters in the eyes? Hello Doctor: I have high myopia and had a dilated fundus examination at the end of November last year. The doctor said everything was normal, just typical degeneration associated with high myopia. I would like to ask a qu...


Dr. Gao Pilin Reply:
Hello: This symptom is described in the field of ophthalmology as photopsia, which typically occurs when the eyes move suddenly, potentially resulting in the perception of colored flashes or spots. This may originate from certain substances within the eye, such as proteins or oth...

[Read More] Understanding Colorful Floaters in Vision: Causes and Concerns


Understanding Eye Flashes and Lightning: When to Seek Help

Flashes of light when closing the eyes? At the beginning of October, I had an eye examination that showed no abnormalities. Recently, when I close my eyes to rest before sleeping, I often perceive flickering lights and flashes. Initially, they seemed to be just flickering lights,...


Dr. Gao Pilin Reply:
Hello: The appearance of flickering lights or lightning sensations when closing your eyes may be a response from the retina. These flashes are typically caused by the pulling of protein fibers within the vitreous gel on the surface of the retina. This condition is often described...

[Read More] Understanding Eye Flashes and Lightning: When to Seek Help


Understanding Presbyopia: Can It Reach High Degrees Like Myopia?

Presbyopia issues Can the degree of presbyopia reach as high as 700-800 diopters like myopia? Is there a maximum limit for presbyopia? Additionally, if I have myopia of 350 diopters and presbyopia of 300 diopters, would this potentially cancel out my myopia, allowing me to see cl...


Dr. Gao Pilin Reply:
Hello: Presbyopia typically does not reach levels as high as myopia, which can be as severe as 700-800 diopters. Presbyopia refers to the gradual loss of elasticity in the lens of the eye as one ages, affecting the ability to focus on near objects. Regarding the upper limit of pr...

[Read More] Understanding Presbyopia: Can It Reach High Degrees Like Myopia?


Understanding Post-Cataract Surgery Halo Effects and Solutions

After cataract surgery, a halo effect appears in front of the eyes? Hello, Doctor. I am 59 years old and have had high myopia. I underwent laser surgery for myopia over ten years ago. On December 14, 2023, I had phacoemulsification surgery for cataracts in my left eye, where a no...


Dr. He Jianxian Reply:
Hello Mr. Lee: 1. I have not used this brand of intraocular lens, and none of my patients who have undergone surgery have reported similar issues, so I cannot determine the source of the halo you are seeing. 3. If you wish to replace the implanted intraocular lens, it should not ...

[Read More] Understanding Post-Cataract Surgery Halo Effects and Solutions


Understanding Visual Disturbances After Removing Glasses: Causes and Insights

After removing glasses, there may be a sensation of fluctuation? Hello, could you please explain why I experience a sensation of fluctuation when looking at objects, especially after removing my glasses? This sensation seems more pronounced when I am staring blankly at something,...


Dr. Gao Pilin Reply:
Hello: Based on the situation you described, you may be experiencing some visual changes that could be related to your high myopia and floaters. It is important to note that these are only preliminary assumptions. For a more accurate assessment, I recommend that you visit an opht...

[Read More] Understanding Visual Disturbances After Removing Glasses: Causes and Insights


Seeing Colorful Halos at Night: Understanding Eye Symptoms and Causes

I have been seeing colorful halos recently? Hello, Dr. Gao: I have myopia of 400-500 degrees, high astigmatism, dry eye syndrome, floaters, and eye fatigue. Recently, when looking at lights at night, I keep seeing colorful halos. After visiting a clinic, the doctor said that my r...


Dr. Gao Pilin Reply:
Hello: Based on the situation you described, you mentioned seeing colored halos at night that persist even after cleaning your glasses, and that there has been a history of optic nerve damage. This condition may be related to multiple factors. Firstly, the protrusion of your eyes...

[Read More] Seeing Colorful Halos at Night: Understanding Eye Symptoms and Causes


Understanding the Differences Between Ultra-Widefield and Standard Eye Exams

Ultra-widefield fundus photography What is the difference between ultra-widefield fundus photography and standard dilated eye examinations? Can it detect conditions such as glaucoma, retinal diseases, or visual field defects? Traditionally, high myopia has been assessed using dil...


Dr. Gao Pilin Reply:
Hello: There are some differences between ultra-widefield fundus photography and standard dilated eye examinations in assessing eye health. Here are the main distinctions between the two and their capabilities in detecting specific eye diseases: 1. Field of View: - Ultra-wide...

[Read More] Understanding the Differences Between Ultra-Widefield and Standard Eye Exams


How to Properly Apply Ointment for Eyelid Inflammation

Ointment for eyelid inflammation? A few days ago, I noticed that the area under my right eye (the dark circle area) is noticeably red-purple and slightly swollen compared to my left eye. It hurts when I tightly close my eyes. I visited an ophthalmologist who diagnosed me with eye...


Dr. Gao Pilin Reply:
Hello: Based on your description and the doctor's instructions, it should be applied to the surface of the eyelid, not on the area where the lower eyelid is pulled down, which appears as red flesh. This ointment will remain shiny after application, but the medication will st...

[Read More] How to Properly Apply Ointment for Eyelid Inflammation


Should You Get Your Eye Floaters Checked? Understanding Symptoms and Risks

Is it necessary to have white spots examined? Hello Doctor, I am the person with consultation number <a href="https://adoctor.tw/article/204106">#204106</a> from yesterday. Today, I observed again and found that the white spots are round and there is more th...


Dr. Gao Pilin Reply:
Hello: The white spots you see that seem to move when you shift your gaze are a type of vitreous floaters. Your condition can be monitored for now. However, if you experience new symptoms, especially those that differ from your previous experiences, such as an increase in shadows...

[Read More] Should You Get Your Eye Floaters Checked? Understanding Symptoms and Risks


Understanding Eye Flashes: Causes, Duration, and Treatment Options

Flashes of light in the eyes? Hello Doctor, I recently noticed that I experience flashes of light in my peripheral vision, and sometimes they occur even when my eyes are closed. After seeing a doctor, I was not diagnosed with floaters; instead, the doctor mentioned it was a case ...


Dr. Gao Pilin Reply:
Hello: Vitreous degeneration is a common phenomenon that occurs with aging and is typically irreversible. Floaters are a symptom characterized by seeing spots or thread-like objects moving in the field of vision, and vitreous degeneration is one of the causes of floaters. The phe...

[Read More] Understanding Eye Flashes: Causes, Duration, and Treatment Options


Seeing White Spots on the Ceiling Upon Waking: Is It Floaters?

When I woke up in the morning, I saw white spots on the ceiling? Hello, Doctor Gao! Thank you for answering my questions. My condition is called floaters, and I have undergone localized retinal laser surgery on my right eye. I had a fundus examination at the beginning of last mon...


Dr. Gao Pilin Reply:
Hello: Based on your description, you may be experiencing symptoms of floaters. Floaters are typically described as small dots or lines that appear to float in your field of vision; these may be black, white, or gray, and sometimes they may feel like flies or lines moving in your...

[Read More] Seeing White Spots on the Ceiling Upon Waking: Is It Floaters?


Will Vision Change Years After Cataract Surgery with Artificial Lens?

Will the prescription increase year by year after undergoing cataract surgery with an artificial intraocular lens? Dear Doctor, two years ago I had cataract surgery, and three months later, I got reading glasses with a prescription of plano for my left eye and +0.75 for my right ...


Dr. Gao Pilin Reply:
Hello: After cataract surgery, the replacement of the intraocular lens typically effectively corrects vision. However, there may be slight changes in prescription during the postoperative period due to the natural healing process of the eye tissues or minor adjustments after surg...

[Read More] Will Vision Change Years After Cataract Surgery with Artificial Lens?


Sudden Amblyopia in Adulthood: Causes and Treatment Options

Amblyopia that suddenly appears in adulthood? Hello, Doctor. I have myopia of -600 degrees with astigmatism of -250 degrees in my left eye, and -700 degrees with astigmatism of -350 degrees in my right eye, with my left eye being the dominant eye. The last time I had my glasses p...


Dr. Gao Pilin Reply:
Hello: 1. Causes of Amblyopia: Amblyopia is a visual impairment typically identified and treated during childhood. However, new vision deterioration in adulthood may stem from issues related to the optic nerve, eyeball, retina, or other parts of the visual system, requiring fur...

[Read More] Sudden Amblyopia in Adulthood: Causes and Treatment Options


Does Wearing Scleral Lenses Increase Eye Pressure in Patients with Corneal Injuries?

Does wearing a scleral lens increase intraocular pressure? Hello Doctor, due to an injury to my cornea when I was five years old, I underwent corneal suturing and the placement of an artificial lens. In May 2023, I had my intraocular pressure checked in both eyes, and the doctor ...


Dr. Gao Pilin Reply:
Hello: Regarding your question, based on your medical history, here are a few suggestions: 1. Corneal injury may affect intraocular pressure measurement: Yes, sometimes irregularities in the cornea (such as scars or protrusions, like keratoconus) can influence the measurement o...

[Read More] Does Wearing Scleral Lenses Increase Eye Pressure in Patients with Corneal Injuries?


Long-Term Use of Steroid Eye Drops: Risks and Concerns

Commonly Used Corticosteroid Eye Drops and Their Side Effects Issues Hello, Doctor, and Happy New Year: I have been experiencing frequent itching in my eyes for the past year and a half, and there are fine blood vessels visible in the sclera. I have visited the ophthalmologist mu...


Dr. Gao Pilin Reply:
Hello: 1. Regarding the side effects of long-term steroid use: Prolonged use of steroid eye drops may lead to several side effects, such as an increased risk of eye infections, cataracts, elevated intraocular pressure, and potential impacts on corneal health. There are some risks...

[Read More] Long-Term Use of Steroid Eye Drops: Risks and Concerns


Can Using One Eye for Reading Help with Strabismus Issues?

Strabismus. Reading or using the computer with only one eye? Hello, doctor. Four years ago, I started experiencing double vision when looking at close objects, such as reading or using my phone, especially when reading text. However, I can exert some effort to fuse the images bac...


Dr. Gao Pilin Reply:
Hello: The symptoms of diplopia you described may be related to your latent exotropia. Generally, wearing prisms for strabismus correction is a common approach. However, you mentioned feeling uncomfortable when wearing the prisms, which may indicate poor adaptation to this correc...

[Read More] Can Using One Eye for Reading Help with Strabismus Issues?


Understanding Eye Flashes: When to Seek Medical Advice

Eye problems Hello, Doctor. I would like to ask about something that happened just now. While I was taking a shower, I suddenly saw a flash of light for 1-2 seconds. I'm not sure if it was just the bathroom light flickering, as it felt like the flash came from that direction...


Dr. Gao Pilin Reply:
Hello: The sensation of flashes may be a physiological phenomenon of the eye, but it can sometimes indicate a retinal issue. Flashes are typically described as sudden bursts of light that can last for a few seconds or even shorter. This phenomenon is usually caused by changes in ...

[Read More] Understanding Eye Flashes: When to Seek Medical Advice


Understanding Retinal Laser Treatment and Its Side Effects: A Patient's Inquiry

Regarding retinal laser treatment? Dear Dr. Gao, Happy New Year! I apologize for bothering you again, and I sincerely thank you for your continuous assistance to us, the helpless patients, without any charge. I am a patient who developed severe floaters after laser treatment, to ...


Dr. Gao Pilin Reply:
Hello: I am very sorry to hear about the situation you described. Floaters can indeed have a significant impact on vision and daily life. I will do my best to explain the retinal laser treatment you mentioned and its possible consequences, as well as provide some clarification re...

[Read More] Understanding Retinal Laser Treatment and Its Side Effects: A Patient's Inquiry


Should You See a Doctor for Eye Discomfort After Laser Treatment?

Discomfort when blinking? I underwent retinal laser treatment on my right eye about six months ago, but this morning when I woke up, I noticed a slight swelling and pain near the cheekbone close to the eye when I blinked forcefully with my right eye. This sensation disappeared af...


Dr. Gao Pilin Reply:
Hello: This situation may be caused by sleeping posture or temporary discomfort after adapting to new retinal laser fixation. However, the sensation of pressure and pain around the eyes, along with subsequent eye fatigue, may be due to dry eye, eye strain, or other ocular issues....

[Read More] Should You See a Doctor for Eye Discomfort After Laser Treatment?


Is Headache in the Dark Always a Sign of Glaucoma?

Experiencing headaches in low-light conditions does not necessarily mean that you have glaucoma? Hello, doctor. I had a visual field test two weeks ago, and everything was normal. I have significant myopia and also experience floaters. I read online that glaucoma can cause headac...


Dr. Gao Pilin Reply:
Hello: I understand your concerns. First, anxiety can affect physical sensations, particularly the perception of visual or head discomfort. However, if you experience headaches or discomfort, especially in low light, it is important to carefully evaluate and rule out potential op...

[Read More] Is Headache in the Dark Always a Sign of Glaucoma?




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