Understanding Rainbow Vision: Is It a Sign of Glaucoma?
Color vision, visual field examination? Hello, doctor. I have high myopia and astigmatism, with my right eye at -8.50 diopters and -3.00 astigmatism, and my left eye at -6.50 diopters and -3.00 astigmatism. Recently, I have been experiencing halos and rainbow vision when looking ...
Dr. Gao Pilin Reply:
Hello: It may not be glaucoma; it is likely caused by astigmatism. If the physician assesses that a visual field test is necessary, it is covered by health insurance.[Read More] Understanding Rainbow Vision: Is It a Sign of Glaucoma?
Understanding Shadowy Visual Disturbances: Causes and Treatments
Visual floaters? Hello, doctor. In the past, when I slowly moved my eyes to the far left, far right, and far up, I would notice a progressively larger, blurred circular shadow in my field of vision that seemed like a thin veil (it was just a thin layer, and I could still see, but...
Dr. He Jianxian Reply:
It still sounds like the symptoms of floaters. It is recommended to consult an ophthalmologist for a dilated fundus examination. If the fundus is normal, there should be no need for excessive concern. Director He Jian-xian, Department of Ophthalmology, Nantou Hospital.[Read More] Understanding Shadowy Visual Disturbances: Causes and Treatments
Understanding Eye Flashes and Floaters: When to Seek Help
Flashes and floaters in the eyes? Hello, Doctor. I would like to ask some questions regarding my eyes: A few months ago, I had a fundus examination at the hospital, and after the examination, the doctor mentioned that certain areas of my retina are thinner but not concerning. I w...
Dr. He Jianxian Reply:
If there is a condition requiring treatment for a thinner retina, the physician should inform the patient accordingly. As for the presence of colored light spots, they are likely unrelated to glaucoma. Glaucoma testing generally does not require dilation, and the likelihood of yo...[Read More] Understanding Eye Flashes and Floaters: When to Seek Help
Flashes of Light When Closing Eyes: Should You Be Concerned?
When the lights are turned off, flashes of light appear with closed eyes? Hello, doctor. I have seen answers online that are similar to my situation, but since it seems different from what I am experiencing, I am asking here. A few weeks ago, I started experiencing symptoms of fl...
Dr. Gao Pilin Reply:
Hello Mr. Lin: This phenomenon is more akin to photopsia, which is a physiological occurrence. You can refer to: https://bit.ly/2z0VUDw. However, I cannot guarantee that there are no issues, so it would be better to get it checked when you have the time.[Read More] Flashes of Light When Closing Eyes: Should You Be Concerned?
Understanding Glare: Unraveling Unexplained Eye Symptoms
Glare, cause unknown? Hello doctor, six months ago I started experiencing glare in my eyes, and at night, I see car headlights spreading out into large beams. Over the past six months, there has been no improvement. I have not undergone laser surgery, and I have had my eyes check...
Dr. Liang Ce Reply:
I recommend that you: 1. Discuss the above situation further with your attending physician, focusing on symptom management or determining if further examinations are necessary. 2. Consider seeking treatment from other medical institutions if needed. Thank you, and wishing you goo...[Read More] Understanding Glare: Unraveling Unexplained Eye Symptoms
Understanding Blurry Vision and Floaters: Causes and Solutions
Bright field with a wide view and white haze? Hello, doctor. I have approximately 800 degrees of myopia in both eyes and experience floaters. My symptoms include blurred vision, especially when I go outside and the sunlight is bright; the blurriness makes the scenery appear white...
Dr. Gao Pilin Reply:
Hello, A-Lu: This phenomenon may be caused by cataracts, as high myopia can lead to early-onset cataracts. Therefore, the doctor has prescribed you Corning Unilens. The presence of floaters should not cause this type of phenomenon.[Read More] Understanding Blurry Vision and Floaters: Causes and Solutions
Understanding Temporary Vision Loss After Vitrectomy: Causes and Next Steps
Transient monocular visual obscurations occurring multiple times two weeks after vitrectomy? Hello Doctor: I underwent scleral buckle surgery with air injection and laser treatment (for superior retinal detachment) in early August. At the end of August, I had a vitrectomy with si...
Dr. Gao Pilin Reply:
Hello, Ms. Hsieh: 1. The fundus examination cannot identify the cause of the amaurosis. 2. It is recommended that you have the operating physician reassess your condition. 3. You should consider undergoing a carotid ultrasound and other evaluations in cardiology. 4. Amaur...[Read More] Understanding Temporary Vision Loss After Vitrectomy: Causes and Next Steps
Understanding Visual Field Defects Despite Normal Eye Scans
Visual field examination There are defects in the visual field test, but the optical coherence tomography (OCT) is normal, and the fundus examination is also normal. However, when looking at things in the dark, the vision feels worse than before, and it takes a long time to see c...
Dr. He Jianxian Reply:
Hello Ms. Wu: If the eyeballs are normal but there are defects in the visual field, it is important to consider whether there are issues with the brain. You should consult a neurologist for an examination. Director He Jianxian, Ophthalmology Department, Nantou Hospital.[Read More] Understanding Visual Field Defects Despite Normal Eye Scans
Understanding Macular Degeneration: Symptoms, Risks, and Next Steps
Fundus examination Hello, today I went to the clinic for a fundus examination because I experience a floating and vibrating sensation when looking at certain objects (such as black and white patterns or certain curtain designs). I do not have any issues reading in my normal daily...
Dr. Gao Pilin Reply:
Hello: The black spots you see are likely due to floaters, which are a degeneration of the vitreous body and are unrelated to the macula. If there is macular degeneration, it may gradually progress, but the timeline can be quite long, and there may not be immediate changes. There...[Read More] Understanding Macular Degeneration: Symptoms, Risks, and Next Steps
Understanding Laser Treatment Effects on Retina: Common Concerns and Questions
Retinal laser therapy Hello Dr. Gao, I previously had laser treatment and today I went for a follow-up at a nearby clinic (not the one where I had the laser done, as I have no trust in them). Photo 1: https://img.onl/35TxsB Photo 2: https://img.onl/NK7baj Today’s photo is Ph...
Dr. Gao Pilin Reply:
Hello, concerned individual: 1. It's normal; after the procedure, it will gradually scab over and turn dark. 2. The area captured in the imaging is limited; dynamic examinations can adjust the position at any time, but static imaging may appear this way. 3. If the image ...[Read More] Understanding Laser Treatment Effects on Retina: Common Concerns and Questions
Why Do Patterns Appear to Vibrate? Understanding Visual Disturbances
Seeing certain things can make you feel like they are vibrating? Hello, Doctor. In the past few days, I've noticed that the black and white checkered pattern on my bedsheet seems to be vibrating. I visited the hospital for an examination, where my vision was measured at 250 ...
Dr. Cai Wenyuan Reply:
Observe the symptoms, and if they persist, seek medical evaluation.[Read More] Why Do Patterns Appear to Vibrate? Understanding Visual Disturbances
Understanding Eye Discomfort: Symptoms, Causes, and Next Steps
Inquiry about eye discomfort? Hello Doctor: Two months ago, after experiencing severe headaches, I began to feel eye fatigue and blurred vision. I have already consulted a neurologist and about six ophthalmologists. The headaches have ceased, and examinations showed no abnormalit...
Dr. Gao Pilin Reply:
Hello Mr. Liao: 1. Since floaters are harmless and there is no active treatment available, the current examination should be sufficient. 2. It is possible that your prescription is too strong, which may cause fatigue and difficulty focusing. You might consider trying multifoca...[Read More] Understanding Eye Discomfort: Symptoms, Causes, and Next Steps
Understanding Macular Issues: Symptoms, Diagnosis, and Management
Macular issues Dear Doctor, I am suffering from myopia of -800 (left eye) / -700 (right eye) and have floaters. I undergo regular fundus examinations every year. I work as a driver in transportation and frequently use a computer for additional tasks. Recently, I noticed a sudden...
Dr. Gao Pilin Reply:
Hello HYAH: 1. Macular edema may be due to central serous chorioretinopathy; otherwise, if it is a macular disorder with edema, it should be wet age-related macular degeneration. 2. That should be the case. 3. Currently, there are no preventive methods. 4. It depends on the condi...[Read More] Understanding Macular Issues: Symptoms, Diagnosis, and Management
Understanding Floaters and Flashing Lights: When to Seek Eye Care
Vitreous floaters and zigzag flashes? Doctor, I had a fundus examination and color fundus photography at the ophthalmologist a month ago. My intraocular pressure was 21 in one eye and 20 in the other. The doctor mentioned that I have floaters and that my eye pressure readings wer...
Dr. Liang Ce Reply:
I recommend that you: 1. Discuss the above situation further with your attending physician to determine if additional examinations are necessary. 2. You may also consider seeking care at a large hospital or medical center. Thank you, and wishing you good health![Read More] Understanding Floaters and Flashing Lights: When to Seek Eye Care
Can Dilated Fundus Exam Detect Macular Degeneration in High Myopia?
Fundus dilation examination for macular degeneration? Hello doctor, I have high myopia and I undergo dilated fundus examination every year to check my retina. May I ask if this examination can detect macular degeneration, or are there other methods to check for macular degenerati...
Dr. Gao Pilin Reply:
Hello, A: You can self-check for macular degeneration using the Amsler grid. You can refer to the following link: https://bit.ly/3QFmMe7. During a dilated eye exam, the doctor will also examine the macula, and if there are any issues, additional tests will be arranged, so please ...[Read More] Can Dilated Fundus Exam Detect Macular Degeneration in High Myopia?
Seeing Yellow Web-Like Patterns: Eye Health Concerns Explained
The eyes can faintly see a yellowish web-like structure? Hello, Doctor Gao. I am currently facing the following situation and would appreciate your advice or answers. I recently noticed that when I stare at a white background (such as a wall or a blank computer screen) for about ...
Dr. Gao Pilin Reply:
Hello, Da Pei: Essentially, this should not be a neurological or brain issue; it is likely due to vitreous degeneration, commonly known as floaters. Vitreous degeneration can lead to fibrosis, resulting in the perception of thread-like or web-like structures. All necessary examin...[Read More] Seeing Yellow Web-Like Patterns: Eye Health Concerns Explained
Understanding Yellow Floaters: Are They a Cause for Concern?
Yellow floaters? Is it possible to have yellow floaters? They are not noticeable unless you look closely, and there were no issues found during the fundus examination.
Dr. He Jianxian Reply:
Hello: Clinically, I have not encountered any patients describing yellow floaters, so I cannot provide a definitive answer. However, if you have already undergone a dilated fundus examination of the retina, there should not be any significant issues. Dr. He Jianxian, Ophthalmolog...[Read More] Understanding Yellow Floaters: Are They a Cause for Concern?
Understanding and Managing Eye Floaters: Causes and Solutions
Vitreous floaters I have been experiencing issues with floaters for a while, and recently I feel like their number has increased. I went to an ophthalmologist for a fundus examination, but the doctor said everything looked normal, and the macula was also in good condition. I was ...
Dr. He Jianxian Reply:
Hello: Once floaters appear, they are generally difficult to improve. Of course, inflammation caused by infections can also lead to floaters, but this usually accompanies other symptoms, such as visual field loss, eye pain, and other related symptoms. This is for your reference. ...[Read More] Understanding and Managing Eye Floaters: Causes and Solutions
Can Non-Dilated Fundus Exams with Slit Lamp Assess Peripheral Retina?
Fundus examination In a non-dilated state, using a slit lamp with a contact lens for fundus examination, is it possible to assess the peripheral retina, or can it only evaluate the macula and optic nerve?
Dr. Gao Pilin Reply:
Hello, if you are concerned about retinal issues: for peripheral examination, I will perform a dilated fundus examination. However, if we are examining the macula and optic nerve, dilation may not be necessary.[Read More] Can Non-Dilated Fundus Exams with Slit Lamp Assess Peripheral Retina?
Do I Need a Dilated Eye Exam After Seeing Flashing Lights?
Fundoscopic examination? Hello doctor, I experienced flashes in my vision, so I went to the ophthalmologist today for an examination. They only used a slit lamp and did not perform a fundus examination. I asked the doctor if dilation was necessary, and they said it wasn't. S...
Dr. Gao Pilin Reply:
Dear ophthalmology patient, if the doctor says it's not necessary, then there should be no issues. However, if you are still concerned, it is also acceptable to have another examination to put your mind at ease.[Read More] Do I Need a Dilated Eye Exam After Seeing Flashing Lights?