Understanding Morning Blurry Vision: Causes and When to Seek Help
Blurred vision upon waking up? Hello Doctor, sometimes when I wake up in the morning, my vision is blurry. Sometimes it's in both eyes, and sometimes just one eye. Usually, the blurry vision in both eyes resolves within a few minutes, but the blurry vision in one eye can las...
Dr. Gao Pilin Reply:
Hello, Miaomiao: 1. It could be a different issue. 2. This kind of blurred vision is difficult to diagnose without an examination. 3. If it is due to high intraocular pressure, it is important to get checked promptly to avoid complications. I recommend getting an examination as s...[Read More] Understanding Morning Blurry Vision: Causes and When to Seek Help
Long-Term Lutein Use: Why Am I Still Sensitive to Light?
Long-term consumption of lutein can still lead to light sensitivity? Hello Doctor, I have been taking lutein, cod liver oil, and fish oil for a long time. Recently, I had a fundus examination, but I am gradually becoming more sensitive to light. I feel uncomfortable when I see re...
Dr. Gao Pilin Reply:
Hello Mr. Chen: Photophobia is a natural protective response of the body and can occur more easily when fatigued. If there are no other discomforts, such as dry eye syndrome, conjunctivitis, keratitis, corneal abrasions, corneal ulcers, foreign bodies in the cornea, or iridocycli...[Read More] Long-Term Lutein Use: Why Am I Still Sensitive to Light?
Managing Retinal Edge Aging: Tips for Eye Health and Screen Time
Retinal edge aging issues? Hello Doctor, a few days ago I experienced some abnormalities and went for a fundus examination. The examining doctor said that I have peripheral retinal degeneration and advised me to minimize screen time and take more breaks, otherwise it could worsen...
Dr. Gao Pilin Reply:
Hello Mr. Chen: You can rest for 15 minutes every hour, and if this 15 minutes is used for adequate rest, it should be sufficient. Regular consumption of fish oil, cod liver oil, lutein, and B vitamins is beneficial for the nutrition of the macula, which is excellent, along with ...[Read More] Managing Retinal Edge Aging: Tips for Eye Health and Screen Time
Understanding Sudden Grayish Ovals in Vision: Possible Causes and Concerns
A sudden appearance of a flat oval-shaped "mosaic/ground glass" grayish-white shadow in the right eye? Hello Doctor: My left eye is hyperopic at +2.25 diopters, and my right eye is myopic at -6.25 diopters. Due to severe astigmatism in my left eye, I have some amblyopia...
Dr. Gao Pilin Reply:
Hello Mr. N: If you notice movement that follows your eye movements but is slightly out of sync and appears shaky, it is likely due to opacities in the vitreous body. These opacities can sometimes be undetectable during examinations and are only perceptible to the individual. Vit...[Read More] Understanding Sudden Grayish Ovals in Vision: Possible Causes and Concerns
Managing Retinal Edge Aging: Tips for Eye Health and Screen Time
Retinal edge aging issues? Hello, doctor. A few days ago, I noticed some abnormalities and went for a fundus examination. The doctor said that I have peripheral retinal degeneration and advised me to minimize screen time and take more breaks, or it could worsen. However, I need t...
Dr. Gao Pilin Reply:
Hello Mr. Chen: You can take a 15-minute break after every hour of work, and if this 15 minutes is used for adequate rest, it should be sufficient. Regular consumption of fish oil, cod liver oil, lutein, and B vitamins is beneficial for the nutrition of the macula, which is excel...[Read More] Managing Retinal Edge Aging: Tips for Eye Health and Screen Time
Is Frequent Fundus Examination Harmful for Your Eyes?
Will frequent fundus examinations be harmful to the eyes? Hello, doctor. I have two questions to ask: I have a prescription of -1100 diopters in both eyes, and my left eye has undergone laser treatment for retinal repair twice. Due to my high myopia, I often feel paranoid. Previo...
Dr. Gao Pilin Reply:
Hello Ms. Li: 1. If the frequency of flashes is high or increases, or if there are changes in your visual field, an examination is necessary. 2. This type of examination will not harm your eyes even if the frequency is high, so please rest assured. Online responses can only serve...[Read More] Is Frequent Fundus Examination Harmful for Your Eyes?
Understanding Blurred Vision in the Outer Field of Left Eye
Blurry vision in the peripheral area of the left eye? Hello Doctor, I am highly myopic (approximately 900 degrees in both eyes). Two years ago, I experienced a sudden vitreous hemorrhage in my left eye, so I have been regularly visiting the hospital for dilated fundus examination...
Dr. Gao Pilin Reply:
Hello Kevin: Blurred vision in the outer fields of both eyes may indicate a defect in the visual field examination. If the retinal examination is normal, we should consider issues related to the optic nerve and the brain. The first thing to consider is a potential problem with th...[Read More] Understanding Blurred Vision in the Outer Field of Left Eye
Understanding Pulsating Visual Sensations: Causes and Solutions
Experiencing a pulsating sensation in the eyes? My eyes, not the eyeballs, have a pulsating sensation in my field of vision. Objects do not appear distorted, but it feels somewhat like the heartbeat or blood vessels pulsating up and down. I have been to an ophthalmologist for a f...
Dr. Gao Pilin Reply:
Hello, Jiajia: If your eyes are pulsating in sync with your heartbeat, it may be worth considering whether there is a vascular issue. You should consult an ophthalmologist at a teaching hospital. Information from the internet can only serve as a reference; it is essential to seek...[Read More] Understanding Pulsating Visual Sensations: Causes and Solutions
Understanding Brief Blackouts in Vision: Causes and Solutions
Flashes of darkness in the vision? Since last year, I have occasionally experienced a brief moment of darkness in my vision (for a few seconds), similar to when a light is turned off and then quickly turned back on. I had examinations by both an ophthalmologist and a neurologist,...
Dr. He Jianxian Reply:
Among the symptoms you mentioned, the most concerning is the sudden loss of vision. If your vision blackout lasts for several seconds to tens of seconds (rather than just a fraction of a second as you mentioned), it may raise suspicion of a thrombotic issue. If that is the case, ...[Read More] Understanding Brief Blackouts in Vision: Causes and Solutions
Understanding Eye Symptoms: When to Seek Help from an Eye Specialist
Seeing objects with the eyes? 1. Due to the pandemic, I've been staying at home looking at my phone, and sometimes I notice a small dark spot that is different from the floaters I usually see; it appears briefly and then disappears (I have floaters). Should I go to an ophtha...
Dr. Chen Anping Reply:
Mr. Chen: Hello, based on your descriptions, symptoms 1 and 2 indicate that you have floaters; description 3 is indeed dry eye syndrome. I recommend that you take the time to visit an ophthalmology clinic for evaluation. The Hualien Hospital of the Ministry of Health and Welfare ...[Read More] Understanding Eye Symptoms: When to Seek Help from an Eye Specialist
Understanding Sudden Increases in Eye Pressure: Causes and Concerns
What are the causes of a sudden increase in intraocular pressure? Hello Doctor: In May 2019, during my health check-up, my intraocular pressure (IOP) was 14 mmHg in the left eye and 16 mmHg in the right eye, with no previous abnormalities noted. However, in April 2020, my IOP was...
Dr. He Jianxian Reply:
Based on your clinical data, there is no significant atrophy observed in the left eye, and it is unclear whether there are any visual field defects. If there are no defects, I believe it would be reasonable to simply monitor the situation without medication. Prolonged use of the ...[Read More] Understanding Sudden Increases in Eye Pressure: Causes and Concerns
Understanding Dark and Yellow Vision in High Myopia: Causes and Solutions
The left eye sees things as dark and yellow, and the small print on packaging is unclear? Hello Doctor: I am 24 years old and have high myopia in both eyes, with the right eye at -950 and the left eye at -750 (both eyes have astigmatism of 200-250). I have had retinal laser treat...
Dr. Gao Pilin Reply:
Hello Krystal: Currently, it does not appear to be macular degeneration, and if there were any issues, the physician would inform you. Regular check-ups will allow for early detection of any lesions. As for the differences in visual acuity, color perception, and brightness betwee...[Read More] Understanding Dark and Yellow Vision in High Myopia: Causes and Solutions
Understanding Fixed Black Spots in Vision: Causes and Concerns
There is a fixed black spot in the corner of the eye? Hello, Director! I am Min-Hsuan, 25 years old, with high myopia of -7.20 diopters in my right eye and -9.20 diopters in my left eye. I would like to consult with you regarding my right eye. When I am sitting upright, my vision...
Dr. He Jianxian Reply:
Your spots are likely just floaters, retinal scarring, or retinal tears. Based on your description, it is not possible to determine the exact cause. It is recommended that you undergo a dilated fundus examination. If no significant findings are noted, you can rest assured. This i...[Read More] Understanding Fixed Black Spots in Vision: Causes and Concerns
Understanding Shadowy Peripheral Vision: Causes and Concerns
Peripheral vision shadow? Thank you for taking the time to respond. 1. Around 11 AM today, while using the computer, I noticed a shadow in the peripheral vision of my right eye. When I looked to the right, the shadow immediately disappeared. Could you please explain what this m...
Dr. Gao Pilin Reply:
Hello: 1. It may be vitreous floaters, but a thorough examination is necessary to confirm. 2. Sometimes changes can occur rapidly; having an eye exam every six months is not considered frequent. If there are issues, it is best to seek medical attention as soon as possible. Online...[Read More] Understanding Shadowy Peripheral Vision: Causes and Concerns
Understanding Proliferative Vitreoretinopathy and Its Impact on Vision
Retinal laser therapy Hello, Director Gao. I apologize for asking you again about proliferative vitreoretinopathy (PVR): it is a complication following surgery for retinal detachment with tears. It is commonly seen in cases of excessive cryotherapy, large tears, multiple retinal ...
Dr. Gao Pilin Reply:
Hello, concerned individual: 1. I apologize, but this cannot be determined. 2. No, please refer to https://reurl.cc/gWzz0p. 3. It should not be a problem. 4. The vitreous does not require special examination; if there are issues, they will be observed during the retinal exam...[Read More] Understanding Proliferative Vitreoretinopathy and Its Impact on Vision
Understanding Rainbow Vision: Is It a Sign of Glaucoma?
Glaucoma with halos? Hello Doctor: I previously underwent a fundus examination due to symptoms of eye strain and floaters. The doctor mentioned it was likely natural degeneration, and my optic nerve appeared normal. I was prescribed a bottle of artificial tears. However, I recent...
Dr. He Jianxian Reply:
What you refer to as "rainbow vision" likely pertains to a dispersion phenomenon. Dispersion typically occurs when the corneal hydration level increases. The most commonly known condition associated with this phenomenon is acute glaucoma, which can cause such effects wh...[Read More] Understanding Rainbow Vision: Is It a Sign of Glaucoma?
Understanding Circular Shadows in Bright Light: An Eye Health Inquiry
Questions Under Bright Light Hello doctor, when I work under the bright sun, if I stare at a white wall or look down at a white floor, I see a round shadow in my vision, but within that shadow, there appears to be something flowing (it stays in the same spot that I am looking at)...
Dr. He Jianxian Reply:
Based on your description, it seems more likely that this is related to floaters. If you have undergone a dilated fundus examination and there were no issues, you probably don't need to be overly concerned about this phenomenon. Dr. He Jian-xian, Ophthalmology Department, Na...[Read More] Understanding Circular Shadows in Bright Light: An Eye Health Inquiry
Sudden Increase in Floaters: Should You Be Concerned?
A sudden increase in floaters in one eye, which returns to normal after closing the eyes for 30 seconds to one minute? Hello Doctor, due to my high myopia, I have been undergoing regular ophthalmic examinations every three months and using prescribed eye drops daily. I have float...
Dr. Gao Pilin Reply:
Hello Ms. Chen: If you are concerned about the pandemic and prefer not to go to the hospital, you can visit a clinic for an examination. It is important to ensure that there are no issues to have peace of mind. If you truly cannot go, you should carefully monitor any changes in y...[Read More] Sudden Increase in Floaters: Should You Be Concerned?
Understanding Visual Disturbances: Flashes, Floaters, and Eye Health Concerns
Frequent fixed bright spots or black dots in the eyes, along with flashes of light, may indicate enhanced scintillating scotoma? Hello Dr. Gao, I apologize for disturbing you during your busy schedule. I have read many of your responses to different patients and noticed that you ...
Dr. Gao Pilin Reply:
Hello, 1. It could be vitreous floaters. 2. It might be photopsia. 3. Under strong light, this can happen. 4. It could be vitreous degeneration. 5. Macular degeneration does not go away, so it is not that; if the examination is normal, there is no need to worry too much. 6...[Read More] Understanding Visual Disturbances: Flashes, Floaters, and Eye Health Concerns
Understanding Eye Symptoms After Laser Treatment for Myopia
Ophthalmic issues consultation? Hello, Doctor. I have high myopia (600 degrees in both eyes) and underwent laser treatment for lattice degeneration of the retina about a year ago. The doctor said this would stabilize the retina and prevent it from tearing, and I should follow up ...
Dr. Gao Pilin Reply:
Hello Lilian: Since I have not personally examined you, I cannot determine whether the light spots are new or old; you may need to consult the examining physician for that information. Macular degeneration should not present this way. Certain letters appearing relatively grayer m...[Read More] Understanding Eye Symptoms After Laser Treatment for Myopia