Understanding Eye Flashes: Causes and Concerns for Retinal Health
Flashes of light in the eyes? I have floaters and retinal degeneration. A few days ago, while trying to swat a mosquito, I noticed flashes in the corner of my eye when moving my eyeball. However, during the day and at night, when my eyes are closed or when I look at things, there...
Dr. He Jianxian reply Ophthalmology
This phenomenon, commonly referred to as "photopsia," represents the tension created between the vitreous body and the retina during rapid eye movements. If these flashes occur too frequently, it is essential to undergo a dilated eye examination to prevent any potential...[Read More] Understanding Eye Flashes: Causes and Concerns for Retinal Health
Understanding Macular Hole Surgery Recovery: Common Concerns and Questions
Macular hole Hello Doctor: My mother underwent surgery for a macular hole three weeks ago. Currently, she spends most of her daytime lying face down, except for meals and bathroom breaks, and at night she sleeps either face down or on her side. I have a few questions to ask, than...
Dr. He Jianxian reply Ophthalmology
1. Gases that have been separated for a period of time may still have the potential to merge back together, so it shouldn't lead to poor healing outcomes. 2. Everything must wait until the gases have completely dissipated before we can be more certain, and only then will the...[Read More] Understanding Macular Hole Surgery Recovery: Common Concerns and Questions
Understanding Vitreous Detachment: Common Concerns and Eye Health Tips
Some questions regarding posterior vitreous detachment? Hello Doctor, my eyesight is approximately -2.00 diopters in both eyes. Currently, I have been experiencing posterior vitreous detachment in my left eye for about four months. The frequency of flashes has decreased since the...
Dr. He Jianxian reply Ophthalmology
1. Once the vitreous has completely detached from the retina, the traction on the retina essentially disappears. As long as no retinal tears occurred during the process, the retina should not become more fragile, and engaging in regular strength training should generally not pose...[Read More] Understanding Vitreous Detachment: Common Concerns and Eye Health Tips
Understanding Visual Disturbances: Flickering and Brightness Changes Explained
There is a slight shaking phenomenon around objects when looking at them? Hello Doctor, I am 43 years old and have myopia of approximately -6.50/-8.50. 1. Since 2021, I have noticed a slight shaking sensation on the outer side of my eyes when looking at things (there is a feeling...
Dr. He Jianxian reply Ophthalmology
If all examinations have been completed, you should feel reassured. The flickering sensation in your peripheral vision may be caused by vitreous degeneration, but this is merely a hypothesis, and I am unsure of the actual cause. As for the changes in the brightness of light sourc...[Read More] Understanding Visual Disturbances: Flickering and Brightness Changes Explained
Understanding the Differences Between Gas and Silicone Oil Injection in Eye Surgery
Gas injection for retinal detachment? Hello, doctor. I would like to ask about traumatic cataracts and retinal tears caused by injury. I have undergone one traditional surgery and one minimally invasive surgery. Initially, the doctor explained that blood clots would be cleared fr...
Dr. He Jianxian reply Ophthalmology
If injecting gas can solve the problem, it usually indicates that the issue is less severe, as silicone oil injection is typically reserved as a last resort. This is for your reference. Dr. Jian-Hsien Ho, Department of Ophthalmology, Nantou Hospital.[Read More] Understanding the Differences Between Gas and Silicone Oil Injection in Eye Surgery
Can Visual Field Loss Occur with Photopsia? Understanding Eye Health
Is it possible for vision loss to occur in the visual field area affected by photophobia? Hello Doctor: Recently, I have noticed a small area in my monocular visual field where I see light spots similar to photopsia when I close my eyes. Given that I am at an age where ocular fun...
Dr. He Jianxian reply Ophthalmology
To confirm your issue, you only need to schedule a standard visual field test. It is recommended that you arrange this at a hospital. Dr. He Jianxian, Ophthalmology Department, Nantou Hospital.[Read More] Can Visual Field Loss Occur with Photopsia? Understanding Eye Health
Understanding Eye Discomfort: Causes and Solutions for Persistent Symptoms
About the Eyes About three months ago, I visited an ophthalmologist because my eyes were slightly swollen and painful. After undergoing dilation for further examination, the doctor said there was no major issue. A month ago, my eyes felt even more uncomfortable, with a sensation ...
Dr. He Jianxian reply Ophthalmology
Based on your description alone, it is difficult to determine what issue your eyes may have. I recommend that if you are truly uncomfortable, you should visit an ophthalmologist for a proper evaluation, as this may be a more appropriate course of action. Director He Jian-xian, Op...[Read More] Understanding Eye Discomfort: Causes and Solutions for Persistent Symptoms
Does Sustained Eye Pressure Increase Lead to Glaucoma Risks?
Will intraocular pressure continue to rise? Doctor, excuse me, I would like to ask a question. When we tightly close our eyes, the intraocular pressure increases. If we continue to tightly close our eyes, will the intraocular pressure continue to rise? And could this sustained in...
Dr. He Jianxian reply Ophthalmology
The increase in intraocular pressure caused by forcefully closing the eyes is temporary and generally does not lead to glaucoma; the intraocular pressure will not remain elevated. - Dr. Ho Chien-Hsien, Ophthalmology Department, Nantou Hospital.[Read More] Does Sustained Eye Pressure Increase Lead to Glaucoma Risks?
Understanding Cataract Surgery After Retinal Detachment: Expert Insights
Cataract surgery after retinal detachment surgery? The retinal detachment surgery was performed 20 years ago, and there are currently signs of cataracts. One doctor mentioned that the lens can be replaced. Another doctor said that because I belong to a high-risk group, I should w...
Dr. He Jianxian reply Ophthalmology
Even if the surgery is delayed until the condition is more familiar, the risk of retinal detachment remains the same; postponing the surgery does not reduce this risk. Dr. Ho Chien-Hsien, Ophthalmology Department, Nantou Hospital.[Read More] Understanding Cataract Surgery After Retinal Detachment: Expert Insights
How Long to Use Eye Drops for High Eye Pressure Before Chronic Prescription?
How long does it take to obtain a chronic prescription for eye drops for high intraocular pressure? The patient was referred to a large hospital for gonioscopy, fundus examination, and visual field testing due to elevated intraocular pressure. The doctor diagnosed glaucoma and ad...
Dr. He Jianxian reply Ophthalmology
In fact, the effectiveness of the eye drops can be assessed after a month, which helps determine whether a change in medication or an increase in dosage is necessary. If no adjustments are needed, the criteria for issuing a continuous prescription are typically met. This is for y...[Read More] How Long to Use Eye Drops for High Eye Pressure Before Chronic Prescription?
Managing Eye Pressure: Questions About Glaucoma Treatment and Medication
Ocular hypotensive agents Hello, doctor. Last December, I visited an ophthalmologist due to redness and swelling in my eyes. The doctor informed me that my intraocular pressure (IOP) in both eyes exceeded 24 mmHg, diagnosing my left eye with glaucoma. I was prescribed medication ...
Dr. He Jianxian reply Ophthalmology
If glaucoma is confirmed, it is advised not to discontinue medication on your own. The redness in your left eye is suspected to be caused by the medication used before bedtime. If your current intraocular pressure is 12, it is generally not too low, so there is no need to worry a...[Read More] Managing Eye Pressure: Questions About Glaucoma Treatment and Medication
Understanding the Flickering Light Spots in Your Vision: Causes and Insights
There are many small flashes of light darting in my vision? Hello Doctor: I have been experiencing floaters for about a year now and have gradually gotten used to them. However, in the past six months, I have noticed that when I look at the blue sky outdoors or in brightly lit in...
Dr. He Jianxian reply Ophthalmology
Regarding your question, we have not encountered similar patients in clinical practice, so we are unable to provide an answer. Dr. He Jianxian, Department of Ophthalmology, Nantou Hospital.[Read More] Understanding the Flickering Light Spots in Your Vision: Causes and Insights
Understanding Vision Distortion and Optic Nerve Degeneration After Silicone Oil Surgery
Post-aspiration visual field and optic nerve degeneration? Hello, Doctor. I underwent silicone oil removal surgery for my left eye (with a myopia degree of over 500) on January 19. After a week, during my follow-up appointment, I informed the surgeon that my central vision was st...
Dr. He Jianxian reply Ophthalmology
1. Macular degeneration cannot be detected during surgery. 2. Irregularities or improper repositioning of the retina after reattachment may lead to visual distortions. 3. There is no precise timeline; typically, a duration of six months to a year is possible. 4. It should n...[Read More] Understanding Vision Distortion and Optic Nerve Degeneration After Silicone Oil Surgery
Post-Retinal Detachment Surgery: Is Scleral Buckling Necessary for Fluid Issues?
Post-retinal detachment surgery fluid accumulation issues? On November 12, 2021, I underwent vitrectomy and laser surgery. During my follow-up visits, the surgeon mentioned that there is still an issue with "fluid accumulation." Three weeks ago, I had a macular and fund...
Dr. He Jianxian reply Ophthalmology
If the fluid accumulation persists for too long, it is indeed necessary to consider performing a scleral buckle procedure for your reference. Dr. Ho Chien-Hsien, Department of Ophthalmology, Nantou Hospital.[Read More] Post-Retinal Detachment Surgery: Is Scleral Buckling Necessary for Fluid Issues?
Understanding Flashing Lights in the Corner of Your Eye
Flashes of light in the peripheral vision? Hello, doctor: Recently, I have noticed that when I look at the wall and then shift my gaze upward and forward, I see several flashes of light in the outer corner of my right eye. I had a fundus examination done recently, which did not r...
Dr. He Jianxian reply Ophthalmology
Eye movements can sometimes cause the vitreous to pull on the retina, leading to the appearance of flashes of light. If a retinal examination has been performed and no issues were found, there is generally no cause for concern. Dr. Ho Chien-Hsien, Department of Ophthalmology, Nan...[Read More] Understanding Flashing Lights in the Corner of Your Eye
Tips for Protecting Your Eyes with Thinning Retina While Lifting Heavy Objects
Retinal issues Doctor, my retina is thinner than normal, but my job sometimes requires me to lift heavy objects. What should I be cautious about? Will this pose any problems for my eyes?
Dr. He Jianxian reply Ophthalmology
Regular check-ups are sufficient, and there should not be any significant issues with lifting heavy objects in daily life. Dr. He Jianxian, Ophthalmology Department, Nantou Hospital.[Read More] Tips for Protecting Your Eyes with Thinning Retina While Lifting Heavy Objects
Understanding Blurry Vision After Cataract Surgery: Macular Degeneration Insights
Blurred vision after cataract surgery? One week after cataract surgery, my father’s eyes are brighter, but his vision is still blurry. When I asked the doctor, he mentioned that the improvement in brightness is a good sign, but when I inquired about his vision acuity, the doctor ...
Dr. He Jianxian reply Ophthalmology
Macular degeneration can indeed affect visual acuity, but the extent of the impact really depends on the condition of the macula and cannot be generalized. As for the possibility of treatment, it also varies from person to person. - Dr. He Jianxian, Ophthalmology Department, Nant...[Read More] Understanding Blurry Vision After Cataract Surgery: Macular Degeneration Insights
Understanding Eye Flashes: Causes and When to Seek Help
Eye twitching? Sometimes the eyes may experience a brief flash, similar to a flickering light or a camera shutter. What could be the cause of this?
Dr. He Jianxian reply Ophthalmology
If there is a sudden change in vision to brightness, it is important to be cautious about the possibility of a blood clot. It is recommended to consult a cardiologist to arrange for echocardiography of the heart and carotid arteries. Director He Jian-xian, Ophthalmology Departmen...[Read More] Understanding Eye Flashes: Causes and When to Seek Help
Experiencing Bright Spots in Dark Rooms: Eye Health Concerns Explained
A light (or light spot?!) appears at the outer corner of the right eye in the dark? Hello, recently after entering a dark room and sitting in the same position, I have noticed a bright yellow light appearing at the tail of my right eye. It seems like a light spot, not a flash, an...
Dr. He Jianxian reply Ophthalmology
Your condition can be monitored further. If you have any concerns, you can still visit an ophthalmologist for a dilated eye exam. As for the effectiveness of taking Qi Ju Di Huang Wan, I am unable to answer that due to my lack of knowledge in traditional Chinese medicine. Directo...[Read More] Experiencing Bright Spots in Dark Rooms: Eye Health Concerns Explained
Understanding Retinal Tension: Managing Eye Strain from Screen Time
Regarding retinal traction? Hello Doctor, due to my job, I often have to look at a computer screen. Recently, over the past month or two, I have noticed a blue light spot appearing at the bottom of my left eye when I close it, especially when I am fatigued or before sleeping (it ...
Dr. He Jianxian reply Ophthalmology
Retinal traction is related to vitreous activity rather than eye strain or the use of electronic devices. It typically occurs when eye movements cause the vitreous to shift and pull on the retina. This type of traction often leads to the perception of flashes of light, similar to...[Read More] Understanding Retinal Tension: Managing Eye Strain from Screen Time