Seeing Grid Patterns Upon Waking: What Could It Mean?
Seeing grids upon waking up with eyes open? Hello, doctor. For the past two days, when I wake up and open my eyes, I see a small image resembling a grid (like a tic-tac-toe board) on the ceiling, which disappears after a while. What could be the reason for this?
Dr. Gao Pilin Reply:
Hello: It's difficult to determine the cause. It could be an afterimage from the eyes; pay attention to see if there are objects in your home with similar shapes. It may also be a phenomenon known as floaters. If it continues to occur, it would be advisable to get it checked...[Read More] Seeing Grid Patterns Upon Waking: What Could It Mean?
Is Frequent Pupil Dilation Safe? Eye Health Concerns Explained
Pupil Dilation Issues Hello doctor, two months ago I underwent a dilated fundus examination because I was seeing floaters in my vision, and there were no issues at that time. However, I have recently noticed an increase in the number of floaters, so I would like to have another e...
Dr. Gao Pilin Reply:
Hello: There will be no impact at all, so please feel free to go for the examination.[Read More] Is Frequent Pupil Dilation Safe? Eye Health Concerns Explained
Understanding Floaters: Causes, Symptoms, and When to Seek Help
Floaters in the eye? Hello, doctor. I started experiencing floaters last month. I've been staying up late for the past six months, excessively using digital devices, which has strained my eyes. I recently noticed a cloudy circle in my left eye that obstructs my vision. My ri...
Dr. Gao Pilin Reply:
Hello: If there are changes in your floaters, you should get them checked again. As for the black spots, they are considered normal in the case of floaters.[Read More] Understanding Floaters: Causes, Symptoms, and When to Seek Help
Understanding New Visual Symptoms: Lines and Floaters Explained
I've had floaters for nearly ten years, and suddenly I see parallel lines when reading? Hello, doctor: I have myopia in both eyes, measuring -3.50 and -3.75 diopters, and I have been experiencing floaters for nearly ten years. However, yesterday while reading and taking note...
Dr. Gao Pilin Reply:
Hello: This phenomenon may be caused by posterior vitreous detachment, and it usually resolves on its own after a while. Typically, there are no significant long-term effects. However, if you experience a sudden increase in floaters or see flashes of light, it is important to see...[Read More] Understanding New Visual Symptoms: Lines and Floaters Explained
Understanding Retinal Issues: Symptoms and Concerns for Myopic Patients
Retinal issues I would like to ask, I have myopia of over 500 degrees in both eyes and have floaters. 1. How often do flashes occur with retinal detachment? For example, do they happen frequently now and then disappear after a while? 2. Is the flash sensation from retinal detachm...
Dr. Gao Pilin Reply:
Hello: 1. Not necessarily; usually, there are changes in the visual field during retinal detachment. What you are describing is the phenomenon of vitreous detachment. 2. These are all phenomena related to the vitreous pulling on the retina. 3. The vitreous is normally adhered to ...[Read More] Understanding Retinal Issues: Symptoms and Concerns for Myopic Patients
Understanding Floaters: When to Worry About Eye Health Changes
Retinal issues Hello doctor, about three months ago I visited a physician due to persistent black floaters in my vision. I underwent dilation and OCT examinations, and the doctor said there were no issues. However, this morning I suddenly noticed a different shape of floater, whi...
Dr. Liang Ce Reply:
I recommend that you discuss the above situation further with your attending physician, focusing on symptom management or determining if further examinations are necessary. Thank you, and wishing you good health![Read More] Understanding Floaters: When to Worry About Eye Health Changes
Understanding Retinal Issues: Symptoms, Diagnosis, and Prevention Tips
Retinal issues 1. I would like to ask, when I rotate my eyes in the dark (turning left and then right), a faint straight beam of light appears each time I move my eyes. It occurs consistently with each movement rather than randomly. Why is this happening? 2. Are the flashes I se...
Dr. Gao Pilin Reply:
Hello: 1. It may be due to the retina being pulled by the vitreous. 2. Usually, it occurs with movement. If there are any changes, you can go for an examination; if there are no changes, check once every six months. 3. It's still considered normal. Sometimes, it can be quite...[Read More] Understanding Retinal Issues: Symptoms, Diagnosis, and Prevention Tips
Understanding Secondary Cataracts: Symptoms, Risks, and Treatment Options
Secondary cataract Hello Doctor, three years ago I underwent femtosecond single-focus cataract surgery on my left eye due to high myopia of -800 diopters, which was considered successful. A year later, I started to notice some blurriness and suspected it might be a secondary issu...
Dr. Gao Pilin Reply:
Hello: The most common condition is floaters, which occur when the posterior vitreous is disrupted by laser treatment, causing particles to float in the vitreous cavity. They may persist but individuals often gradually adapt to them. If vision is significantly affected, laser tre...[Read More] Understanding Secondary Cataracts: Symptoms, Risks, and Treatment Options
Understanding Floaters and Retinal Issues: When to Seek Help
Floaters and Retinal Issues 1. I have myopia in both eyes of over 500 degrees and have experienced floaters (only one or two) for a long time. However, in the past few weeks, the floaters have increased to 7-8 black spots. When I look at the sky at a certain height, several black...
Dr. Gao Pilin Reply:
Hello: 1. It should be considered normal, but it is advisable to get it checked. 2. It should be. 3. It could be floaters, or it might be photopsia. 4. There are flashes of light that are not very bright, and they may be more noticeable in the dark. 5. They may not be seen simult...[Read More] Understanding Floaters and Retinal Issues: When to Seek Help
Understanding Retinal Flashes: Causes, Symptoms, and When to Worry
Retinal flashes I have over 500 degrees of vision in both eyes and also experience a few floaters. I would like to ask the following questions: 1. Do the flashes in the retina occur when moving the eyes? 2. Or do they occur even when the eyes are stationary? 3. Are the flashes co...
Dr. Gao Pilin Reply:
Hello: Vitreous traction on the retina can cause flashes of light, but it does not necessarily indicate a tear. This phenomenon usually occurs during movement and may vary in frequency, but it tends to be localized to the same area. If examinations show no issues, it means there ...[Read More] Understanding Retinal Flashes: Causes, Symptoms, and When to Worry
Can Sneezing Cause Retinal Tears in High Myopia Patients?
Can sneezing cause a retinal tear? Hello, Dr. Gao. I have high myopia of 600 degrees and underwent laser treatment on my left eye last year. During my follow-up appointment last Saturday, the doctor mentioned that the scab is stable and no new holes or lattice degeneration were f...
Dr. Gao Pilin Reply:
Hello: The likelihood of a retinal tear caused by sneezing or blowing your nose is low. It is normal to see flashes of light after sneezing. Pathological floaters refer to the sudden appearance of a large number of floaters in a short period of time. Sometimes, there may also be ...[Read More] Can Sneezing Cause Retinal Tears in High Myopia Patients?
Post-Scleral Buckling: Understanding New Symptoms and Complications
One month after scleral buckle surgery, a black line appeared in the visual field? In early October, I experienced a retinal detachment in my left eye, but it did not involve the macula. After undergoing laser treatment, I was still unable to control the extent of the detachment,...
Dr. He Jianxian Reply:
1. It is difficult to determine whether the appearance of floaters is abnormal; a fundus examination is necessary for accurate assessment. 2. Scleral buckle surgery theoretically should not induce cataracts. Dr. Ho Chien-Hsien, Department of Ophthalmology, Nantou Hospital.[Read More] Post-Scleral Buckling: Understanding New Symptoms and Complications
Why Do I Experience Blurry Vision Upon Waking Up?
Blurry vision upon waking up? Hello Doctor: I have dry eye syndrome and high myopia. When I turn on the lights in the morning, I notice that my vision is blurry (it feels foggy) for about 3 to 5 minutes until it gradually returns to normal after I wash my face. Could you please e...
Dr. Gao Pilin Reply:
Hello: It could be due to dry eyes or the presence of discharge, which may cause blurriness. After washing your face, your vision gradually returns to normal. However, it could also be related to floaters; upon waking, the floaters may settle down, leading to clearer vision. It i...[Read More] Why Do I Experience Blurry Vision Upon Waking Up?
Understanding Retinal Exams: Do Non-Dilated Checks Work?
Questions about fundus examination? Hello, Doctor Gao. I am a patient with floaters and I regularly undergo dilated eye examinations. I previously visited a clinic for an examination where they did not perform dilation; they only used an indirect ophthalmoscope and a flashlight. ...
Dr. Gao Pilin Reply:
Hello: Using a direct ophthalmoscope or a slit lamp with lenses, sometimes it is possible to perform an examination without dilation. As for the directions—up, down, left, right, upper left, and lower left—they do not cause any impact.[Read More] Understanding Retinal Exams: Do Non-Dilated Checks Work?
Understanding Flashing Lights in Your Vision: Causes and Concerns
Frequent occurrences of flashes of light in the eyes? Hello Doctor: Recently, when I turn off the lights to sleep or move from a brightly lit area to a darker one, I experience continuous flashes of white light in my eyes that last for several seconds to a few minutes. I have a h...
Dr. Gao Pilin Reply:
Hello: It may be caused by vitreous traction on the retina. I recommend that you see an ophthalmologist for an examination.[Read More] Understanding Flashing Lights in Your Vision: Causes and Concerns
Can Heavy Lifting Worsen Floaters After Retinal Laser Treatment?
Can people with floaters lift heavy objects? Dr. Gao has a work-related lifestyle that sometimes requires lifting heavy objects. Last September, he underwent laser treatment for a retinal tear, with both eyes having a prescription of -6.00 diopters, and follow-up examinations sho...
Dr. Gao Pilin Reply:
Hello: If there has been a perforation in the past, special attention is required. If this phenomenon occurs, it is best to have it checked.[Read More] Can Heavy Lifting Worsen Floaters After Retinal Laser Treatment?
Understanding Floaters and Flashes: What You Need to Know About Eye Health
Vitreous floaters and flashes? Hello doctor, I would like to ask some questions. I have high myopia and floaters, and recently I have experienced flashes of light in my eyes. After an examination, the doctor said there are no holes in my retina, and it is likely due to vitreous t...
Dr. Gao Pilin Reply:
Hello: The posterior vitreous usually does not completely detach. If the retina is not being pulled at the hole, it is less likely to detach. If the flashes improve, it may indicate that the vitreous traction in that area has resolved.[Read More] Understanding Floaters and Flashes: What You Need to Know About Eye Health
Understanding Floaters and Flashes: What You Need to Know About Eye Health
Vitreous floaters and flashes? Hello doctor, I have high myopia (right eye -800, left eye -600) and I also experience floaters. Recently, I had an eye examination, and the retina specialist said there were no tears and advised me to monitor the situation. I was told to return if ...
Dr. Gao Pilin Reply:
Hello: It might be a good idea to get it checked. If everything is fine, you can rest assured.[Read More] Understanding Floaters and Flashes: What You Need to Know About Eye Health
Understanding Black Shadows in Your Vision: Causes and Solutions
There are shadows in the eye? Hello, recently when I just wake up, I notice a dark spot appearing in my left eye when I look to the left (fixed at the inner corner of the left eye). However, after moving my eyes a couple of times, it returns to normal. There is no sensation of fo...
Dr. Gao Pilin Reply:
Hello: This is likely a case of floaters. When you move your eyes, they shift to another location and become less visible. I recommend that you see an ophthalmologist for an examination.[Read More] Understanding Black Shadows in Your Vision: Causes and Solutions
Understanding Floaters in the Eye After Iritis Treatment: Causes and Recovery Time
Iritis/Uveitis - Visual floaters? About two months ago, I started experiencing blurred vision in my right eye, accompanied by flashes of light. After visiting a large hospital for a diagnosis, the doctor informed me that I have iritis, and blood tests and other relevant examinati...
Dr. He Jianxian Reply:
Based on your description, it is likely that you are experiencing floaters. Generally, floaters do not improve over time. This is for your reference. Dr. Ho Chien-Hsien, Ophthalmology Department, Nantou Hospital.[Read More] Understanding Floaters in the Eye After Iritis Treatment: Causes and Recovery Time