Understanding the Sudden Increase of Floaters in Your Vision: Causes and Concerns
Regarding floaters? Hello, Doctor. I would like to consult you about my condition. I have floaters, but recently, about a month ago, while looking at mostly white web pages on my computer, I suddenly experienced light sensitivity and glare in my right eye, which later led to slig...
Dr. He Jianxian Reply:
1. Floaters are shadows cast on the retina by the opacified contents of the vitreous humor after its degeneration when exposed to light. If there is a sudden increase in floaters over a short period, retinal issues must be suspected, and a dilated fundus examination should be per...[Read More] Understanding the Sudden Increase of Floaters in Your Vision: Causes and Concerns
Understanding Glaucoma: Eye Pressure, Nerve Health, and Safety Concerns
Glaucoma examination Hello, doctor. Recently, I've been experiencing eye strain and some discomfort in the back of my head. I'm concerned it might be glaucoma, so I went to the hospital for an examination. I have high myopia, approximately -7.00 diopters. My intraocular...
Dr. He Jianxian Reply:
1. In high myopia, the optic nerve itself can undergo changes, making it difficult to determine if there are any pathological alterations. If your doctor suspects you may have glaucoma, they will likely schedule a visual field test for you. 2. The fundus examination typically doe...[Read More] Understanding Glaucoma: Eye Pressure, Nerve Health, and Safety Concerns
Understanding Cataracts and Optic Nerve Atrophy: Key Questions for Your Doctor
I would like to ask the doctor some questions regarding cataracts and concurrent optic nerve atrophy? 1. Is it true that "preserving the disparity between the two eyes is less likely to cause visual imbalance"? 2. Is optic nerve atrophy leading to vision loss an irrev...
Dr. Gao Pilin Reply:
Dear Mr. Song, The narrowing of the visual field caused by neurodegeneration is an irreversible phenomenon, and currently, there is no way to reverse it. As for the binocular disparity, it may allow your father to avoid wearing glasses; without disparity, he would need glasses f...[Read More] Understanding Cataracts and Optic Nerve Atrophy: Key Questions for Your Doctor
Understanding Sudden Eye Pain and Tears: Is It a Sign of High Eye Pressure?
Suspected high intraocular pressure with eye pain and tearing? Hello, Dr. Gao. This evening, while I was having a bowel movement, I suddenly experienced severe stabbing pain in both eyes, accompanied by tearing, making it almost impossible to open my eyes. Upon looking in the mir...
Dr. Gao Pilin Reply:
Hello, concerned individual: 1. Sudden sharp pains are not necessarily due to elevated intraocular pressure; it can occur if the oil secreted around the eyelids enters the eye. In such cases, washing your face and cleaning your eyelids may help alleviate the situation. 2. Some ...[Read More] Understanding Sudden Eye Pain and Tears: Is It a Sign of High Eye Pressure?
Understanding Post-Laser Treatment: Why Am I Seeing Black Spots?
After laser treatment, numerous black spots appeared? Dear Doctor, On the 13th of this month, I suddenly noticed a significant increase in floaters in my left eye. On the 16th, I underwent a dilated eye exam at a local ophthalmology clinic, where the doctor mentioned that there...
Dr. Cai Wenyuan Reply:
The increase in floaters is not necessarily related to laser treatment. However, if the floaters continue to increase, it is advisable to have regular medical check-ups.[Read More] Understanding Post-Laser Treatment: Why Am I Seeing Black Spots?
Understanding Glaucoma: What to Expect During Vision and Nerve Checks
Issues related to glaucoma? The examination of visual fields and the optic disc cupping specifically involves assessing the visual field and the appearance of the optic nerve head. This is typically performed using a combination of techniques, including perimetry to evaluate the ...
Dr. Cai Wenyuan Reply:
The examination of optic disc cupping can be performed using an ophthalmoscope or fundus photography. Visual field testing can be conducted using a computerized automated perimetry machine. Thank you.[Read More] Understanding Glaucoma: What to Expect During Vision and Nerve Checks
Understanding Glaucoma: Eye Pressure, Treatment, and Prevention Tips
Glaucoma issues? Today, I went for a glaucoma examination, and my eye pressures were 19 and 20. They prescribed me a bottle of brimonidine tartrate eye drops. Does this mean everything is okay? Could you please advise me on how to prevent glaucoma?
Dr. Cai Wenyuan Reply:
Intraocular pressure of 19 and 20 falls within the normal range. To rule out glaucoma, it is best to conduct visual field tests and examine the optic nerve head for cupping. Regular check-ups and avoiding eye strain are fundamental practices for maintaining eye health. Thank you.[Read More] Understanding Glaucoma: Eye Pressure, Treatment, and Prevention Tips
Understanding Floaters: Causes, Treatment, and Warning Signs
Floaters issue? Hello Doctor, I have recently developed floaters. I underwent a dilated eye exam at an ophthalmology clinic, and the results showed no abnormalities. To be cautious, I visited two more eye clinics, and both confirmed no issues. I was only prescribed a bottle of me...
Dr. Cai Wenyuan Reply:
1. Floaters are caused by the degeneration of the vitreous body. 2. Floaters cannot be cured. However, one should be particularly vigilant and seek a qualified ophthalmologist for a detailed examination if the following phenomena occur: severe vision loss, fixed visual field defe...[Read More] Understanding Floaters: Causes, Treatment, and Warning Signs
Understanding Floaters and Glaucoma: Key Eye Health Concerns
Floaters and glaucoma issues? Hello, doctor. I discovered that I have floaters around March of this year and went to a large hospital for an examination. I have a few questions I would like to ask you. 1. Does having floaters indicate an increased risk of retinal disease? Durin...
Dr. Cai Wenyuan Reply:
Floaters do not indicate an increased risk of retinal disease, nor do they signify retinal thinning. Corneal abnormalities can also cause halos. A sudden appearance of faint white spots can also be a form of floaters.[Read More] Understanding Floaters and Glaucoma: Key Eye Health Concerns
Understanding Fixed Light Spots in Vision: Causes and Concerns
Seeing flashes or spots of light when blinking? Hello, doctor. I have high myopia and floaters. Today, when I was outside, I noticed that when I blinked, I saw one or two fixed circular light spots in my right eye. Initially, I thought it was a visual illusion caused by the brigh...
Dr. He Jianxian Reply:
This should not be an issue related to the retina or macula. If it were, there would likely be scotomas in the visual field that do not disappear. This is for your reference.[Read More] Understanding Fixed Light Spots in Vision: Causes and Concerns
Understanding Visual Disturbances: What Are Those Floating Spots?
Observing abnormalities in the sky? Hello Doctor, recently when I look at the sky, I see many small light spots flying around, all moving in the same direction. Additionally, there are also ball-shaped dark shadows moving forward. I can see the small light spots whenever there is...
Dr. He Jianxian Reply:
If you have undergone so many tests and everything is normal, there is no need to worry too much! At most, just have a dilated fundus examination, and that should be sufficient![Read More] Understanding Visual Disturbances: What Are Those Floating Spots?
Understanding Eye Flashes: Causes and Solutions for Myopia Patients
Flashes of light in the eyes? I have myopia in both eyes, approximately 800 degrees. My right eye underwent preventive laser treatment about a year ago. Recently, for the past couple of days, I've noticed a small black spot appearing in my right eye whenever I'm in a br...
Dr. Gao Pilin Reply:
Hello K: There shouldn't be any major issues, but since you have undergone retinal laser treatment, it indicates that your retina may be more prone to problems. It is still advisable to have it checked. The ophthalmology department at Puzi Hospital in Taiwan is open Monday t...[Read More] Understanding Eye Flashes: Causes and Solutions for Myopia Patients
Understanding and Managing Sudden Onset Floaters: A Comprehensive Guide
Sudden onset of floaters? In early April this year, I noticed several spots in both eyes one night, but they disappeared quickly. The next day, I immediately went to an ophthalmology clinic for an examination, which showed no abnormalities. However, over the next two weeks, the s...
Dr. Gao Pilin Reply:
Hello Emily: 1. It should be. 2. The cavity created by the posterior vitreous detachment may have fluid movement, which may not necessarily slow down. 3. YAG laser can break up larger floaters located more anteriorly, but it does not help with extensive floaters. 4. For floaters,...[Read More] Understanding and Managing Sudden Onset Floaters: A Comprehensive Guide
Can Patients with Suspected Glaucoma Safely Undergo Dilated Fundus Examination?
Can a suspected glaucoma patient undergo dilated fundus examination for retinal detachment? Dear Director Gao, I am currently 27 years old and have over 500 degrees of myopia in both eyes. I previously underwent a glaucoma examination, and since both the intraocular pressure and...
Dr. Gao Pilin Reply:
Hello: If it is not angle-closure glaucoma, dilation of the pupils does not necessarily lead to acute glaucoma. After the examination, please check the intraocular pressure; if it is indeed elevated, there are treatment options available. There is no need to worry too much. A det...[Read More] Can Patients with Suspected Glaucoma Safely Undergo Dilated Fundus Examination?
Understanding Visual Field Loss: Symptoms, Adaptation, and Prognosis
Visual impairment sequelae Two years ago, after my car accident, I developed photophobia and blurred vision. After an examination, I was diagnosed with hemianopia. My attending physician told me that it cannot be restored and that I would need to adapt to my environment. I would ...
Dr. He Jianxian Reply:
Hemianopia primarily leads to neglect of objects and moving items in the blind field during daily life, which can sometimes result in danger. Generally, if the condition is stable, it should not worsen. Adding a prism device to glasses can improve this situation and reduce risks![Read More] Understanding Visual Field Loss: Symptoms, Adaptation, and Prognosis
Understanding Suspected Glaucoma: Symptoms, Diagnosis, and Anxiety
Suspected glaucoma Hello Doctor: In May, I went to a clinic because I noticed something black in my vision and, after researching online, I was worried it might be a retinal detachment. The doctor dilated my pupils and said there was no detachment, but he found some degeneration ...
Dr. He Jianxian Reply:
Glaucoma and blindness are not synonymous! Even if you have glaucoma, there are many pharmacological and non-pharmacological treatments available. Additionally, you have not yet been diagnosed with glaucoma, so regular monitoring is sufficient; there's no need to worry too m...[Read More] Understanding Suspected Glaucoma: Symptoms, Diagnosis, and Anxiety
Understanding Glaucoma Risks: Insights from Eye Exam Results
Questions about glaucoma? Hello doctor, I went for an examination, and the OCT results are normal, with intraocular pressure between 19-20 mmHg, visual fields normal, but the optic cup-to-disc ratio is relatively large, approximately 0.7. I would like to ask if a physiological op...
Dr. He Jianxian Reply:
The physiological cup-to-disc ratio can range from 0.7 to 0.8, and there is no correlation with the future development of glaucoma. If intraocular pressure and visual fields are normal, there is no need for excessive concern.[Read More] Understanding Glaucoma Risks: Insights from Eye Exam Results
Understanding Eye Flashes and Floaters: When to Seek Help
Seeing flashes of light? Hello, doctor. About six months ago, I noticed that I have floaters in both eyes. My prescription is -4.50 in the left eye with -2.25 astigmatism, and -4.50 in the right eye with -0.75 astigmatism. The floaters appear as transparent dots, black spots (som...
Dr. Gao Pilin Reply:
Hello, Student Chen: 1. You may be overthinking it; if the examination shows no issues, there's no need to worry too much. 2. It should be fine. 3. You may experience visual field defects, more severe floaters, or even blurred vision; generally, you should be able to feel t...[Read More] Understanding Eye Flashes and Floaters: When to Seek Help
Can Medication-Induced Glaucoma Lead to Long-Term Eye Issues?
Is drug-induced glaucoma considered a form of chronic glaucoma? Hello Doctor, I am working overseas and recently purchased eye drops containing corticosteroids for conjunctivitis. After using them for ten days, I developed glaucoma. I consulted a local doctor and was prescribed g...
Dr. Gao Pilin Reply:
Hello, Pan: When experiencing eye fatigue, it can lead to increased intraocular pressure, causing discomfort. Exercise can sometimes lower intraocular pressure, providing relief. However, the discomfort may also be due to excessive eye strain. Exercise allows the eyes to rest, wh...[Read More] Can Medication-Induced Glaucoma Lead to Long-Term Eye Issues?
Understanding Changes in Floaters: When to Seek Eye Care
Changes in the pattern of floaters? Hello, Dr. Gao. I started experiencing floaters over a month ago. I have undergone 1-2 dilated retinal examinations, which showed no issues, except for a larger than normal optic nerve head cupping. Currently, both OCT and visual field tests ar...
Dr. Gao Pilin Reply:
Hello Ms. Chen, 1. Floaters generally do not have a fixed shape, and since you were examined just the day before, it should not be related. 2. Floaters are essentially a degeneration of the vitreous body and are not associated with retinal diseases. However, sometimes when the v...[Read More] Understanding Changes in Floaters: When to Seek Eye Care