Understanding Vitreous Liquefaction and Macular Fog After Eye Surgery
Vitreous liquefaction? White haze in the macula? Hello Doctor, my left eye has a vision of 1300 and my right eye has a vision of 1100. I underwent retinal detachment surgery in my left eye 28 years ago, and my vision was 0.8 post-surgery. Recently, I had cataract surgery on my le...
Dr. Gao Pilin Reply:
Hello Mr. Kuo: 1. I cannot speculate on this situation; it is best to rely on the diagnosis of your attending physician. 2. The degeneration of the vitreous body can lead to such phenomena. As your attending physician mentioned, it is necessary to adapt to its presence, and this...[Read More] Understanding Vitreous Liquefaction and Macular Fog After Eye Surgery
Understanding Flashing Lights and Floaters: When to Seek Eye Care
Vitreous floaters and flashes Hello Doctor, I have a prescription of -3.25 for my left eye and -3.00 for my right eye, with both eyes having a reading of +1.00. Since last week, while studying, I have started to notice a flickering light above my left eye, resembling a fluorescen...
Dr. Gao Pilin Reply:
Hello Jie, 1. After my consultation, I developed a new symptom where I see a distinct flash of light moving from the upper left to the lower left. Additionally, the frequency of seeing flashes in the upper left has increased (previously, I would only see them while studying, but...[Read More] Understanding Flashing Lights and Floaters: When to Seek Eye Care
Understanding Vitreous Detachment: Symptoms, Risks, and When to Seek Help
Vitreous liquefaction Hello doctor, I discovered I have floaters at the beginning of the year. From the end of April until now, when I move my eyes up and down in the dark, I see flashes of light, but if I don't move my eyes, the flashes do not appear. The flashes occur only...
Dr. Gao Pilin Reply:
Hello Henry: After multiple examinations, everything appears to be fine, so you should feel reassured. This condition may persist for a long time, and the duration is uncertain. Generally, there are no specific restrictions, but you should avoid any vigorous head movements. The o...[Read More] Understanding Vitreous Detachment: Symptoms, Risks, and When to Seek Help
Understanding Eye Symptoms: Are Your Visual Disturbances a Cause for Concern?
The corner of the eye seems to dim momentarily? Premise: I had a fundus examination at the beginning of February, which was normal. I have myopia close to -8.00 diopters in both eyes. Last month, I visited again and was diagnosed with mild dry eye. Yesterday, before going to bed,...
Dr. Gao Pilin Reply:
Hello, Student Hsi: The examination in February showed no issues, and the current phenomenon may be a physiological occurrence of the retina, which is less likely to be related to floaters. If you are unable to see an ophthalmologist recently, it is okay to wait a bit, but pleas...[Read More] Understanding Eye Symptoms: Are Your Visual Disturbances a Cause for Concern?
Understanding Floaters After Long-Distance Running: Causes and Concerns
The appearance of floaters after long-distance running? Hello Doctor, Basic information: I was diagnosed with glaucoma last year (I started using eye drops and my intraocular pressure is well controlled) and have vitreous degeneration. I have undergone a fundus examination, and...
Dr. He Jianxian Reply:
Hello Phebe: Since you have undergone a retinal examination, there is no need to worry about normal activities if there are no tears. However, if new floaters appear, it may be necessary to have another dilated eye exam. Dr. He Jianxian, Department of Ophthalmology, Nantou Hospit...[Read More] Understanding Floaters After Long-Distance Running: Causes and Concerns
Understanding Vitreous Degeneration: Symptoms, Concerns, and Solutions
Vitreous degeneration Hello Doctor, I discovered that I have floaters at the beginning of April. Then on April 20th, I noticed that in dark places, like when the lights are off, moving my eyes up and down causes bright flashes, while moving them side to side results in scattered ...
Dr. Gao Pilin Reply:
Hello Ah-Hung: If the doctor has performed a dilated eye exam and found no issues, it indicates that there are currently no problems. Normal vitreous degeneration is not dangerous, so there is no need to worry. The bright light may persist for a long time or may gradually fade aw...[Read More] Understanding Vitreous Degeneration: Symptoms, Concerns, and Solutions
Understanding Retinal Holes: Causes, Symptoms, and Treatment Options
Retinal tear 1. To determine whether the floaters are caused by residual retinal tear or bleeding, an eye examination by an ophthalmologist is necessary. They may use imaging techniques such as optical coherence tomography (OCT) or a dilated fundus examination to assess the condi...
Dr. Gao Pilin Reply:
Hello: 1. A dilated fundus examination will provide the necessary information. 2. Minor bleeding will typically be absorbed within a few days to a few weeks. 3. Since it involves retinal debris, it will not disappear. 4. The action may not necessarily be the cause; the primary re...[Read More] Understanding Retinal Holes: Causes, Symptoms, and Treatment Options
Understanding Eye Exams: Retina Checks, Glasses, and Cataract Concerns
Fundus examination and prescription issues? Hello, Doctor. Thank you for taking the time to answer my questions. I have a few inquiries regarding my recent retinal examination... 1. When using an ophthalmoscope to examine the eyes, does the ophthalmoscope always need to make co...
Dr. Gao Pilin Reply:
Hello, Aimee: 1. There are different methods for fundus examination, some that do not contact the eyeball and others that do. The range of examination varies; for peripheral examination, a method that contacts the eyeball is used. 2. Presbyopia is a term that does not necessari...[Read More] Understanding Eye Exams: Retina Checks, Glasses, and Cataract Concerns
Understanding Fixed Black Spots in Vision: Possible Causes and Next Steps
There is a small dark shadow in the line of sight of the right eye, and its position is fixed? Hello Doctor, last Thursday (5/7), I noticed an abnormality in my right eye while looking at my phone. When reading, some words appear blurry or have missing parts, and I experience a h...
Dr. Gao Pilin Reply:
Hello Eric: Based on your description, it seems more like posterior vitreous detachment, which can produce a ring-like shadow known as a Weiss ring. This ring is formed at the location where the vitreous separates from the optic nerve, so it appears relatively fixed in your visio...[Read More] Understanding Fixed Black Spots in Vision: Possible Causes and Next Steps
Seeing Spots on Screen: Eye Health Concerns for Myopic Students
Viewing electronic devices in the dark? Hello, I am currently a junior with myopia of -800/-700. Last night, while looking at my phone in the dark, I noticed a small dot on the screen with my right eye (I don't usually look at my phone in the dark; it adds up to about 20 min...
Dr. Gao Pilin Reply:
Hello, university student: If the symptoms disappear, it is not an issue with the macula; it may be related to something in the vitreous, which is known as floaters. Your condition should be harmless. However, it is still advisable to get it checked for peace of mind. In Taiwan, ...[Read More] Seeing Spots on Screen: Eye Health Concerns for Myopic Students
Understanding Visual Disturbances Upon Waking: Causes and Concerns
Visual conditions upon waking up? Hello Doctor: Today, when I just woke up and opened my eyes, I noticed that my entire field of vision was filled with small grids (many intersecting vertical and horizontal lines). At that time, the curtains in the room were not drawn, so it was ...
Dr. Gao Pilin Reply:
Hello: 1. What could be the reason for this? Is it related to my floaters? (I had a fundus examination last week, and the examining doctor said my retina is fine.) It should be related to the floaters. This phenomenon may occur due to the adjustment of focus in your eyes right ...[Read More] Understanding Visual Disturbances Upon Waking: Causes and Concerns
Understanding Flickering and Visual Noise in Floaters: Causes and Concerns
Flashing sensations and noise? Hello Doctor: I have floaters in both of my eyes. In the past few weeks, I have noticed a slight flickering sensation and a visual disturbance resembling static from a broken television when I close my eyes to sleep. Recently, I discovered that this...
Dr. Gao Pilin Reply:
Hello: When lying down and sitting up, the gravitational effect on the vitreous body changes direction, causing floaters to move in different directions. The traction of the vitreous body on the retina also varies, which explains these phenomena. After a dilated fundus examinatio...[Read More] Understanding Flickering and Visual Noise in Floaters: Causes and Concerns
Understanding Retinal Microhemorrhages: Causes, Symptoms, and Care
Retinal examination shows microhemorrhages? Hello Doctor: I have floaters, and recently I've noticed that when I turn off the lights at night to sleep, sometimes when I close my eyes, I see many faint white flashes. When I open my eyes in the dark, I experience a flickering ...
Dr. Gao Pilin Reply:
Hello: 1. If your eyes are feeling more fatigued recently, is there a higher chance of experiencing flashes of light? This is likely not caused by fatigue, but rather by vitreous degeneration. 2. What causes microhemorrhages in the eye? Does rubbing your eyes cause this? Rubb...[Read More] Understanding Retinal Microhemorrhages: Causes, Symptoms, and Care
Understanding Visual Disturbances in High Myopia: What You Need to Know
Visual problems When I cover my right eye, my left eye can look all the way to the left without any issues. However, when I keep my gaze fixed to the far left and move my head side to side, I notice a sensation similar to a droplet of water moving along with my gaze. This occurs ...
Dr. He Jianxian Reply:
Based on your description, it seems more like floaters; however, since you have also undergone dilation to examine the retina, there shouldn't be too much concern. Dr. He Jianxian, Nantou Hospital.[Read More] Understanding Visual Disturbances in High Myopia: What You Need to Know
Understanding Eye Pressure, Glaucoma Concerns, and Self-Assessment Methods
Regarding intraocular pressure, glaucoma, and the method of palpation? Hello, I often feel pain and pressure in my left eye, along with headaches, so I saw two ophthalmologists last month. The first doctor measured my intraocular pressure using a puff test, which showed (left) 30...
Dr. Gao Pilin Reply:
Hello Isa: Your condition is likely due to eye strain from excessive use, causing a sensation of pressure and pain in your eyes. It is not glaucoma. Ciliary muscle tension can also lead to this feeling of pressure. Even experienced physicians cannot accurately assess intraocular ...[Read More] Understanding Eye Pressure, Glaucoma Concerns, and Self-Assessment Methods
Understanding Eye Pressure: Expert Answers to Common Concerns
Follow-up inquiry #155163 regarding intraocular pressure issues? Dear Dr. Gao, Thank you very much for your detailed response to my inquiry regarding the intraocular pressure issue in "<a href='https://adoctor.tw/article/155163'>#155163 Eye Pressure Consulta...
Dr. Gao Pilin Reply:
Hello, Dr. Gao: 1. Regarding the eye drop "EYEHELP EYE DROPS 0.01% (containing neostigmine methylsulfate 0.1mg)," thank you for providing the medication information leaflet. I have understood its effects and side effects. May I ask if this eye drop contains "stero...[Read More] Understanding Eye Pressure: Expert Answers to Common Concerns
Understanding Elevated Eye Pressure: Questions and Insights for Patients
Consultation for intraocular pressure issues? Dear Dr. Gao, Hello, I am Ah Xiang, who previously asked you some questions. I sincerely appreciate your responses to my inquiries. Following your advice, I visited an ophthalmology clinic yesterday for a dilated fundus examination. ...
Dr. Gao Pilin Reply:
Hello, Ah-Xiang: 1. What part of the eye is primarily examined to determine if a person can use mydriatic agents? The size of the anterior chamber angle is assessed; if the angle is open, the use of mydriatic agents is less likely to cause an increase in intraocular pressure. 2...[Read More] Understanding Elevated Eye Pressure: Questions and Insights for Patients
Understanding Macular Issues: Distorted Vision and Potential Causes
Macular issues Could the distortion of straight lines that disappears after a while be due to macular edema? In mid-January of this year, I noticed a bright spot in my right eye when I blinked at night. Later, I used an Amsler grid and found a small dark spot in the upper right q...
Dr. He Jianxian Reply:
Hello Mr. A-Nan: Basically, if you have undergone a dilated fundus examination and OCT without any findings, it is likely that there are no significant lesions. As for why you are experiencing distortion in your visual field despite the absence of lesions, I do not have a suitabl...[Read More] Understanding Macular Issues: Distorted Vision and Potential Causes
Understanding Dilating Eye Drops for Fundus Examination Safety
Fundus examination and mydriatic agents? Dear Dr. Gao, Thank you very much for your responses to my previous inquiries. Recently, I have noticed a slight increase in my eye floaters, and you mentioned that this is likely a normal degenerative phenomenon, which I completely agree...
Dr. Gao Pilin Reply:
Hello, Ah-Hsiang: The risk of developing complications from the use of mydriatic agents during a fundus examination is very low. Complications may only arise if there is a pre-existing tendency for glaucoma. The presence of floaters will not be affected by this procedure. If ther...[Read More] Understanding Dilating Eye Drops for Fundus Examination Safety
Understanding Sudden Visual Disturbances: What You Need to Know
Sudden onset of blind spots? Hello, Doctor. Recently, I have noticed that sometimes I see small dots or lines resembling blind spots (similar to black specks or static on a television screen), which I sometimes cannot perceive with my vision. These spots can move at times, but th...
Dr. Gao Pilin Reply:
Hello, Yuanlong: Both floaters and retinal detachment are phenomena associated with vitreous degeneration. Your condition is likely a type of floaters, and there is no need to worry excessively. However, it is still recommended that you undergo a dilated eye examination. If every...[Read More] Understanding Sudden Visual Disturbances: What You Need to Know