Understanding Floaters, Flashes, and Visual Disturbances in Teens
Floaters, flashes, and dark lines? Hello, doctor. I am a seventeen-year-old student with a family history of glaucoma. I have myopia in both eyes, with prescriptions of ((575°, 250°), (625°, 275°)). I was diagnosed with floaters in my first year of high school and have been follo...
Dr. Cai Wenyuan Reply:
Observe the symptoms, and if they persist, seek medical evaluation.[Read More] Understanding Floaters, Flashes, and Visual Disturbances in Teens
Understanding Visual Flicker and Vibration Sensations in Myopia
Visual flickering, vibration sensation? Hello Doctor: I have high myopia and a few months ago I discovered floaters, and recently I've been experiencing flashes. I have visited clinics multiple times, but no issues were found; they suggested it might be a process of posterio...
Dr. Gao Pilin Reply:
Hello: Here are the possible reasons: 1. Posterior Vitreous Detachment: Your doctor mentioned that you may be experiencing posterior vitreous detachment. This can lead to symptoms such as floaters and occasional flashes of light. 2. Visual Disturbance: This sensation is not commo...[Read More] Understanding Visual Flicker and Vibration Sensations in Myopia
Can Floaters Cause Blurry Vision? Understanding Your Eye Symptoms
Does floaters cause blurred vision? I have been experiencing floaters in both eyes for six months, and occasionally I see flashes of light. Since I first noticed the symptoms, I have visited two clinics for fundus examinations, both of which showed no abnormalities. However, in t...
Dr. Gao Pilin Reply:
Hello: Based on your description, having floaters in both eyes for six months along with occasional flashes, and experiencing blurred vision in the left eye, these symptoms may indicate some underlying issues in the eye, particularly related to the retina. Here are some possible ...[Read More] Can Floaters Cause Blurry Vision? Understanding Your Eye Symptoms
Is the Retina Prone to Tears? Understanding Risks and Concerns
Is the retina prone to tearing? Hello, Doctor. Previously, the doctor mentioned that my retina is very thin due to a retinal tear. The day before yesterday, while working, a cardboard brushed against my right eye, and I reflexively blinked. Although I didn't feel any discomf...
Dr. Gao Pilin Reply:
Hello: If your eye has experienced an accidental impact, even if you do not feel immediate discomfort, it is advisable to closely monitor the condition of your eye. If you notice any changes in your vision, such as flashes, floaters, or shadows in your field of vision, please see...[Read More] Is the Retina Prone to Tears? Understanding Risks and Concerns
Understanding Retinitis Pigmentosa: Symptoms, Diagnosis, and Vision Changes
Retinitis Pigmentosa Hello Doctor: During my eye examination last year, I was diagnosed with a condition that has resulted in significant floaters and photophobia during the day, as well as persistent flashing at night. I also found out that my night vision is not very good. Sinc...
Dr. Gao Pilin Reply:
Hello: The situation you described indicates that you have been diagnosed with retinitis pigmentosa, and you are experiencing symptoms such as floaters, photophobia, flashes, and night blindness. Your visual field examination results show changes in the peripheral vision, which i...[Read More] Understanding Retinitis Pigmentosa: Symptoms, Diagnosis, and Vision Changes
Understanding Persistent Eye Flickering: Causes and Concerns
Eye blinking Hello, Doctor Gao. I am the person who inquired about #208076. I apologize for asking a few more questions. I have been reading more and found that most people experience spotty flashes when moving their eyes or only in one eye. However, in my case, whether my eyes a...
Dr. Gao Pilin Reply:
Hello: Based on the symptoms you described, including persistent flickering sensations and a flickering frequency synchronized with your heartbeat, this may be related to vitreous traction on the retina. Since no issues were found during yesterday's examination but the sympt...[Read More] Understanding Persistent Eye Flickering: Causes and Concerns
Understanding Eye Flashes: Should You Seek Further Evaluation?
Eye flickering Hello, Dr. Gao. I am the person who inquired about #207988. I went to the clinic yesterday for a dilated eye exam. The doctor said that my fundus, intraocular pressure, and macula are all normal, but did not explain what the persistent flickering sensation in my ey...
Dr. Gao Pilin Reply:
Hello: 1. Floaters and flashes: The phenomenon of floaters is usually caused by tiny particles in the vitreous gel casting shadows. Flashes may be related to vitreous detachment, but since the fundus examination appears normal, this could represent a new variation of floaters. 2....[Read More] Understanding Eye Flashes: Should You Seek Further Evaluation?
Understanding Eye Flickering: Is It Related to Floaters or Retina Issues?
Eye flashing Hello, Doctor. I have had floaters for several years. Recently, when I wake up, take a shower, or look at a white wall, I experience a flickering sensation in my eyes that persists. When I focus on a specific spot, it feels like a frame-by-frame animation flickering ...
Dr. Gao Pilin Reply:
Hello: Based on your description, your symptoms may be related to the vitreous and retina, especially since you mentioned experiencing flickering sensations when getting up, showering, and looking at white walls. This could be due to vitreous movement or vitreous traction on the ...[Read More] Understanding Eye Flickering: Is It Related to Floaters or Retina Issues?
Understanding Pulsating Shadows in Vision: Causes and Solutions
There are dark shadows in the vision that pulse with the heartbeat? Hello: Recently, I have been experiencing shadows in my vision that pulse with my heartbeat after exercising or when my heart rate is elevated. I have a history of floaters, so I thought this might be the cause, ...
Dr. He Jianxian Reply:
Hello, Miss Anonymous: The appearance of floaters may be due to vigorous exercise. If the examination shows no significant issues, it is advisable to simply monitor the situation. Dr. Ho Chien-Hsien, Ophthalmology Department, Nantou Hospital.[Read More] Understanding Pulsating Shadows in Vision: Causes and Solutions
Post-Laser Treatment Eye Complications: Glaucoma or Anemia Effects?
Three months after laser surgery for retinal tear, suspected glaucoma was found during the examination? Three months ago, I suddenly experienced a large number of floaters and went to the hospital for an examination, where a retinal tear was found in the upper right quadrant of m...
Dr. He Jianxian Reply:
Dear Ms. Hsu, 1. The location of the laser treatment is usually at the periphery and does not significantly affect visual field testing. Since the laser was applied to the upper right corner, any potential visual field loss would likely occur in the lower left quadrant, so your ...[Read More] Post-Laser Treatment Eye Complications: Glaucoma or Anemia Effects?
Understanding Fixed Black Spots in Vision: Possible Causes and Next Steps
The appearance of a fixed black spot in the vision when looking at distant light sources? Hello Doctor, I apologize for bothering you. A few months ago, I noticed that without my glasses, there is a fixed black circular spot (with a transparent perimeter) that appears in my field...
Dr. He Jianxian Reply:
Hello Mr. Turtle: I am unable to understand what situation you are experiencing, because if there is indeed a problem, it typically does not disappear when wearing glasses. Director He Jianxian, Ophthalmology Department, Nantou Hospital.[Read More] Understanding Fixed Black Spots in Vision: Possible Causes and Next Steps
Understanding Yellow Flashes and Visual Disturbances in Eye Health
Waking up suddenly to see yellow flashes of light? Hello Doctor: I have floaters and have previously undergone laser surgery for retinal holes. I am nearsighted with a prescription of about -200 and astigmatism around -300. Recently, I have been experiencing a lot of issues. When...
Dr. He Jianxian Reply:
Dear Ms. Anonymous, 1. I cannot explain why your afterimage condition has worsened. 2. I cannot explain why you suddenly woke up to see a bright yellow light that then returned to normal; it may be due to pressure on the eyes, but clinically, it cannot be determined. 3. If you h...[Read More] Understanding Yellow Flashes and Visual Disturbances in Eye Health
Understanding Eye Issues: From Floaters to Glaucoma Concerns
Eye problems Hello Doctor, I am patient 207864. I have a few questions regarding your previous response, particularly about the issue of rainbow halos. I mentioned my experience with floaters a few years ago, and at that time, my eye pressure was normal. Last year, I had an eye e...
Dr. Gao Pilin Reply:
Hello: Based on the symptoms and experiences you described, here are my recommendations: 1. Rainbow halos and intraocular pressure issues: Rainbow halos may be related to glaucoma, but your previous eye pressure checks were normal. If you have recently noticed rainbow halos acc...[Read More] Understanding Eye Issues: From Floaters to Glaucoma Concerns
Understanding Eye Flashes and Nerve Cupping in High Myopia
Flashes of light; optic nerve cupping? Hello Doctor: A few months ago, I discovered floaters in my vision, and after undergoing dilation, no issues were found at that time. Over the past few months, I have intermittently experienced flashes of light (similar to a light bulb flick...
Dr. Gao Pilin Reply:
Hello: Floaters refer to the appearance of black dots, dust, or small insects in your line of sight, usually caused by floating debris in the vitreous body. If the symptoms of flashes change significantly and persist, it is advisable to seek medical evaluation promptly. If they a...[Read More] Understanding Eye Flashes and Nerve Cupping in High Myopia
Sudden Blackout in Vision: Understanding Eye Health Concerns
The eyes quickly turn black for a second? Hello Doctor: I have high myopia and a few months ago I discovered I have floaters, so I have been frequently visiting clinics for check-ups, even going to a retina specialist for further examinations. I went once at the end of February, ...
Dr. Gao Pilin Reply:
Hello: The symptoms and medical history you described, particularly the high myopia and the previous occurrence of floaters, are indeed concerning. High myopia increases the risk of retinal issues, including retinal tears and retinal detachment. Although the physician did not fin...[Read More] Sudden Blackout in Vision: Understanding Eye Health Concerns
Understanding Vitreous Degeneration: Causes and Concerns for Young Adults
Vitreous degeneration Vitreous degeneration, also known as vitreous syneresis, can occur due to various factors, including aging, but it is not typically caused by prolonged smartphone use. At 18 years old, it is uncommon to experience significant vitreous degeneration. Your refr...
Dr. He Jianxian Reply:
Dear Sir, There are many causes of vitreous degeneration, with age being the primary factor. The older a person gets, the more likely they are to experience degeneration. Additional factors that can exacerbate this degeneration include trauma, inflammation, high myopia, and sur...[Read More] Understanding Vitreous Degeneration: Causes and Concerns for Young Adults
Understanding Floaters: What They Mean for Your Eye Health
Suspected floaters? Hello, doctor. When I look at the blue sky, I see objects that resemble floaters (worm-like, transparent like microorganisms under a microscope), but this phenomenon does not occur when I look at a white wall. I would like to ask if this situation could possib...
Dr. Gao Pilin Reply:
Hello: Based on your description, the appearance of worm-like, transparent floaters in your vision may be a symptom of vitreous floaters. Vitreous floaters are a common visual phenomenon, usually caused by the degeneration or liquefaction of the vitreous body, which can lead to t...[Read More] Understanding Floaters: What They Mean for Your Eye Health
Understanding Dark Shadows in One Eye: Possible Causes and Next Steps
The left eye feels darker, with a shadow in a specific area? In recent days, I have noticed an imbalance in the light perception between my two eyes. Upon comparison, I found that my left eye perceives light as darker, and there seems to be an irregular circular shadow in the cen...
Dr. Gao Pilin Reply:
Hello: Based on the symptoms you described, the uneven light perception in your left eye and the irregular circular shape resembling an afterimage from looking at a bright light may indicate an issue related to eye health. Floaters are typically caused by the liquefaction of the ...[Read More] Understanding Dark Shadows in One Eye: Possible Causes and Next Steps
Understanding Vitreous Degeneration and Its Impact on Retinal Health
Vitreous degeneration Hello, doctor. I would like to ask if vitreous degeneration can lead to retinal degeneration. Besides retinal tears and detachment, are there any other possibilities?
Dr. Gao Pilin Reply:
Hello: Vitreous degeneration itself usually does not directly lead to retinal degeneration. The vitreous is a transparent gel-like substance within the eye that fills most of the posterior chamber, providing support and shape to the eyeball. As people age, the vitreous may gradua...[Read More] Understanding Vitreous Degeneration and Its Impact on Retinal Health
Understanding Vitreous Degeneration: Symptoms, Causes, and Risks
Vitreous degeneration Hello, doctor. I am currently 18 years old. I have myopia of over 100 degrees in my left eye and over 300 degrees in my right eye. A few months ago, I noticed many transparent floaters in my vision, including round dots and thread-like shapes, and sometimes ...
Dr. Gao Pilin Reply:
Hello: 1. Yes, based on the symptoms you described, including the appearance of floaters and the results of the dilated fundus examination, this may be a manifestation of vitreous degeneration. The vitreous is the gel-like substance inside the eye, which may gradually degenerat...[Read More] Understanding Vitreous Degeneration: Symptoms, Causes, and Risks