Understanding High Myopia: Impact on Retina and Visual Perception
High myopia with enlarged blind spots and retinal degeneration issues? Hello, Doctor. I previously inquired about the issues related to high myopia and the expansion of blind spots, and I have a few more questions I would like to ask: 1. During a previous eye examination, you m...
Dr. Gao Pilin Reply:
Hello: 1. Retinal thinning and brightness perception: High myopia can indeed lead to retinal thinning, particularly around the macula. Thinning of the retina may affect the distribution and function of photoreceptor cells, thereby impacting visual quality. The macular region is...[Read More] Understanding High Myopia: Impact on Retina and Visual Perception
Can High Myopia Cause Enlarged Blind Spots and Visual Shadows?
Does high myopia cause an expansion of blind spots? + Visual shadows in dimly lit areas? Hello Doctor, I have a few questions I would like to ask. 1. I noticed in the past year or two that when I close one eye, I can see a dark area near my blind spot in both eyes. Previously, ...
Dr. Gao Pilin Reply:
Hello: 1. High myopia and the expansion of the blind spot associated with high myopia (1000 and 1200 diopters) can indeed lead to retinal degeneration, which may affect the structures surrounding the optic nerve, resulting in an enlarged blind spot. Although your OCT scan shows...[Read More] Can High Myopia Cause Enlarged Blind Spots and Visual Shadows?
Understanding Eye Discomfort: Dryness, Inflammation, and Glaucoma Risks
Fundus examination, dry eyes? Hello Doctor, since January of this year, I have been experiencing dryness, tightness, and a feeling of pressure in my eyes. Artificial tears have not been effective. My eyesight is approximately 700 degrees in both eyes. I proactively asked my docto...
Dr. Gao Pilin Reply:
Hello: 1. Congenital Thinner Cornea or Optic Nerve: Some individuals may be born with a thinner cornea or optic nerve than normal. This can be due to genetic factors or individual variations and does not necessarily indicate a disease. However, it may increase the risk of certa...[Read More] Understanding Eye Discomfort: Dryness, Inflammation, and Glaucoma Risks
Managing Cataracts in High Myopia: Options for Balanced Vision
High myopia cataract Hello, I am a person with high myopia (suffering from floaters) and have cataracts in my right eye (currently unable to measure accurate refractive error; previously, vision was the same as my left eye). My left eye has a refractive error of -9.00 diopters (c...
Dr. He Jianxian Reply:
Dear Ms. Tsui, The choice between single vision or multifocal lenses depends entirely on your work and lifestyle. Neither option has an absolute advantage, and both come with relative disadvantages. Given your situation, I recommend not retaining any prescription after the surge...[Read More] Managing Cataracts in High Myopia: Options for Balanced Vision
Understanding Eye Flashes: When to Seek Help for Retinal Concerns
Flashes of light in the peripheral vision? I have high myopia and underwent dilation two months ago (I have mild floaters and occasional flashes). During the dilation, the doctor mentioned that the condition of my retina was good, but there was some thinning in the peripheral are...
Dr. Gao Pilin Reply:
Hello: Based on your description, the small white arc flashes in the corner of your eye may be caused by traction from the vitreous body within the eye, commonly referred to as photopsia. For a patient with high myopia like yourself, it is indeed important to pay special attentio...[Read More] Understanding Eye Flashes: When to Seek Help for Retinal Concerns
Understanding Eye Flashes and Floaters in High Myopia Patients
Eye twitching Hello Doctor: I am severely myopic (approximately -1100 diopters in both eyes). In January of this year, I began experiencing floaters (transparent strands, occasionally with small black dots). Later, I occasionally noticed flashes of light, mostly resembling flicke...
Dr. Gao Pilin Reply:
Hello: Based on your description, you have high myopia and floaters, and you have recently experienced occasional flashes of light. These conditions do require special attention, as individuals with high myopia are more prone to retinal issues. 1. Floaters and Flashes: - Flo...[Read More] Understanding Eye Flashes and Floaters in High Myopia Patients
Understanding Persistent Visual Disturbances: Are They Signs of Retinal Degeneration?
Flashing, flickering, lightning—it's hard to describe? In mid-June, I underwent a dilated eye exam, and the doctor explained that there were no symptoms, only the presence of floaters. Since I have not experienced any retinal tears or detachments, the doctor advised that I o...
Dr. Gao Pilin Reply:
Hello: Based on the symptoms you described, the persistent phenomenon of "flashes, lightning, flickering, and water patterns," which occurs even when your eyes are closed, is indeed concerning. However, since you underwent a dilated eye examination in mid-June and no ab...[Read More] Understanding Persistent Visual Disturbances: Are They Signs of Retinal Degeneration?
Understanding Vitreous Liquefaction and Its Effects on Vision
Vitreous liquefaction Hello, Doctor: I had a retinal examination a month ago, and there were no issues, but there was vitreous liquefaction. Recently, I have been experiencing frequent flashes of light, so I went for another check-up. The doctor said it is a normal phenomenon, bu...
Dr. Gao Pilin Reply:
Hello: Vitreous liquefaction is a common phenomenon that occurs with aging or changes in myopia. After vitreous liquefaction, it can sometimes cause traction on the retina, leading to the sensation of flashes of light. This is due to the pulling or tugging at the junction between...[Read More] Understanding Vitreous Liquefaction and Its Effects on Vision
Understanding Visual Snow Syndrome: Symptoms, Diagnosis, and Concerns
Regarding question 21141? Regarding question 210141, I would like to ask if my condition might be related to "visual snow," as I feel there are some similarities. If so, what kind of examinations should I undergo, and which specialty should I consult? Currently, my visi...
Dr. Gao Pilin Reply:
Hello: Based on the symptoms you described, the persistent phenomenon of "flashes, lightning, flickering, and water waves," which occurs even when your eyes are closed, is indeed concerning. However, since you underwent a dilated eye exam in mid-June and no abnormalitie...[Read More] Understanding Visual Snow Syndrome: Symptoms, Diagnosis, and Concerns
Understanding Corneal Thickness and Endothelial Cell Health in Myopia
Corneal thickness and corneal endothelial cells? Hello, Doctor Gao. I am suffering from high myopia and elevated intraocular pressure. I have a few questions to ask you. Question 1: Since intraocular pressure is related to corneal thickness and whether or not to use eye drops to...
Dr. Gao Pilin Reply:
Hello: Question 1: Accuracy of Corneal Thickness Measurement by Different Instruments The measurement of corneal thickness can indeed be influenced by the instrument used, and there may be slight variations among different devices. 1. Non-contact tonometer: This instrument is p...[Read More] Understanding Corneal Thickness and Endothelial Cell Health in Myopia
What to Do If a Barber Brushes Your Hair into Your Eye?
If a hairdresser accidentally brushes against the eyeball while styling hair, it is important to take the following steps: 1. **Stay Calm**: Try to remain calm to avoid further irritation. 2. **Do Not Rub the Eye**: Avoid rubbing the eye, as this can cause more damage. 3. **Flus...
Dr. Gao Pilin Reply:
Hello: First, please relax. It seems that there are no immediate signs of obvious external injury or changes in vision, which is a good sign. However, given your high myopia and thinning of the macula, it is still important to proceed with caution. Here are some recommendations: ...[Read More] What to Do If a Barber Brushes Your Hair into Your Eye?
Understanding Visual Disturbances: Is It Visual Snow or Something Else?
Visual persistence? Visual snow syndrome? Mental health issues? Hello Doctor, I currently have high myopia in both eyes, close to 900 degrees. Recently, I started experiencing dizziness, which coincided with a change in my glasses. I went to an ophthalmologist to check my prescri...
Dr. Gao Pilin Reply:
Hello: Based on your description, your visual issues may be related to "visual snow" or "visual persistence." These phenomena can be normal in certain situations, but if you suddenly become aware of them and start to worry, it may exacerbate your discomfort. H...[Read More] Understanding Visual Disturbances: Is It Visual Snow or Something Else?
Understanding Visual Distortions: When to Worry About Your Eyesight
Macula? Hello, Doctor. I have personal myopia of 500-600 degrees and astigmatism of 150-200 degrees. I have an undiagnosed test for glaucoma (the doctor said it is caused by high intraocular pressure), but I am on a fixed regimen of eye drops and have follow-up examinations. On A...
Dr. Gao Pilin Reply:
Hello: The situation you mentioned may be related to eye strain, dry eye syndrome, or high myopia. 1. Lines appearing distorted in the Amsler grid test: If you occasionally notice lines not straight while using the Amsler grid test, but they return to normal after blinking, thi...[Read More] Understanding Visual Distortions: When to Worry About Your Eyesight
Understanding Retinal Detachment Risks for High Myopia Patients
Retinal issues Hello, doctor. I would like to ask: I have high myopia of -600 degrees, and I sometimes worry about retinal detachment. I read online that sudden exertion can cause a rapid increase in intraocular pressure, leading to retinal detachment. Can you please tell me if e...
Dr. Gao Pilin Reply:
Hello: High myopia (greater than -6.00 diopters) is indeed one of the high-risk factors for retinal detachment. Due to the longer axial length of the eyes in individuals with high myopia, the retina becomes thinner, increasing the risk of retinal tears or detachment. Certain acti...[Read More] Understanding Retinal Detachment Risks for High Myopia Patients
Understanding Eye Fatigue and Macular Degeneration: Key Insights
Eye fatigue? Macular degeneration? Hello, doctor. I have high myopia (around 1000 degrees). Last month, I had a comprehensive eye examination at an ophthalmology clinic, which included dilation and OCT. Aside from experiencing symptoms of floaters, everything else was normal. Rec...
Dr. Gao Pilin Reply:
Hello: Based on your situation, there are several points to consider: 1. Eye Strain: Prolonged exposure to electronic screens can easily lead to eye strain, especially in individuals with high myopia. This strain may cause visual distortions, such as slight tilting of images or...[Read More] Understanding Eye Fatigue and Macular Degeneration: Key Insights
Understanding Visual Disturbances: Flickering Lights and Floaters Explained
Upon waking up, I noticed that the wall seemed to be swaying, and there was a slight flickering sensation? Hello Doctor: Recently, I have been troubled by flashes of light. I have undergone multiple dilated eye examinations and ultra-widefield fundus photography, but no issues we...
Dr. Gao Pilin Reply:
Hello: Based on your symptoms, there are several possible explanations to consider: 1. Vitreous Degeneration: You mentioned seeing transparent objects resembling amoebae on sunny days, which is typical of floaters, commonly associated with vitreous degeneration or degeneration....[Read More] Understanding Visual Disturbances: Flickering Lights and Floaters Explained
Understanding High Eye Pressure: Insights on Diagnosis and Treatment
Ocular hypertension Hello, Dr. Gao. Due to high myopia, with prescriptions of -800 and -700 diopters, my tonometry readings have reached a maximum of 24 mmHg, mostly ranging between 21 and 22 mmHg. When using a handheld tonometer, the readings are around 18 and 17 mmHg. I have co...
Dr. Gao Pilin Reply:
Hello: Based on the detailed information you provided, here are my recommendations and explanations: 1. Should you continue using eye drops? Given your high myopia and elevated intraocular pressure, you belong to a high-risk group for glaucoma, making the preventive use of intra...[Read More] Understanding High Eye Pressure: Insights on Diagnosis and Treatment
Are Persistent Flashes or Waves in Vision Harmless?
Persistent flashes or wave-like patterns? Regarding the persistent flashes or wavy patterns mentioned in question 209224, could this condition potentially be completely harmless? Similar to the situation with floaters, could it simply be a result of degeneration? Since the earlie...
Dr. Gao Pilin Reply:
Hello: Possible benign causes: 1. Vitreous degeneration: Similar to floaters, vitreous degeneration can lead to flashes and wavy patterns. This is usually a natural degenerative process that occurs with aging or high myopia and may not require treatment. 2. Vitreous traction: Occ...[Read More] Are Persistent Flashes or Waves in Vision Harmless?
Understanding Persistent Flashes After Posterior Vitreous Detachment
Posterior vitreous detachment Can posterior vitreous detachment cause persistent flashes of light? Specifically, can these flashes last for 24 hours, even noticeable with closed eyes? What could persistent flashes indicate? I do not have blurred vision, but I do experience sympto...
Dr. Gao Pilin Reply:
Hello: Posterior vitreous detachment is one of the common ocular changes in individuals with high myopia, especially prevalent among middle-aged and older populations. During this process, the vitreous (a transparent gel-like substance within the eye) separates from the back of t...[Read More] Understanding Persistent Flashes After Posterior Vitreous Detachment
Understanding Floaters and Flashing Lights: When to Seek Eye Care
Eye highlights Hello Doctor: I started experiencing symptoms of floaters around January of this year. Since then, I have undergone 10 dilated eye examinations because new symptoms keep appearing, which makes me anxious and leads me to visit different clinics (I have had two visit...
Dr. Gao Pilin Reply:
Hello: 1. Examination Results and Laser Treatment: If multiple dilated eye examinations have not revealed any retinal tears or holes, despite having high myopia and thinner peripheral retina, there is a valid reason why your doctor has not recommended laser treatment. Preventiv...[Read More] Understanding Floaters and Flashing Lights: When to Seek Eye Care