Understanding Optic Nerve Atrophy: Causes, Symptoms, and Treatment Options
About optic nerve atrophy? Due to a car accident in April of last year, I suffered from intracranial hemorrhage in my right hemisphere. At the time of the accident, it was uncertain whether my right eye was impacted. After undergoing brain surgery, I was in a coma for about one t...
Dr. Gao Pilin Reply:
Hello: Optic nerve atrophy itself does not cause strabismus; it is possible that the extraocular muscles are also affected, or that the eyes may deviate due to impaired vision. If optic nerve atrophy becomes more severe, it can lead to blindness. If only the right eye has optic n...[Read More] Understanding Optic Nerve Atrophy: Causes, Symptoms, and Treatment Options
Understanding the Risks of SSRIs in Patients with Glaucoma
The issue of glaucoma and the mydriatic effects of SSRIs (Selective Serotonin Reuptake Inhibitors)? I would like to ask about glaucoma, specifically angle-closure glaucoma. A few years ago, I was prescribed SSRI antidepressants by a psychiatrist and took them continuously for sev...
Dr. Wang Yuwei Reply:
Indeed, as you mentioned, patients with open-angle glaucoma can take these medications with relatively few concerns, as long as they are regularly monitored by an ophthalmologist. Currently, Optical Coherence Tomography (OCT) can indeed detect early damage to the optic nerve or n...[Read More] Understanding the Risks of SSRIs in Patients with Glaucoma
Understanding Optic Nerve Cupping: Signs, Risks, and Eye Care Tips
Optic nerve and cupping issues? Dear Dr. Gao/Director, Happy Lunar New Year! I am currently abroad and today I went to an ophthalmologist for a routine vision health check. My visual acuity was measured (it hasn't worsened compared to last year), and my intraocular pressur...
Dr. Gao Pilin Reply:
Hello, Big Eyes: 1. Disc cupping refers to the excavation of the optic nerve head. When the optic disc is affected by intraocular pressure, it may initially lead to an increase in the cupping of the optic nerve head. Therefore, an increase in disc cupping can be considered an in...[Read More] Understanding Optic Nerve Cupping: Signs, Risks, and Eye Care Tips
Understanding Blurred Vision and Light Sensitivity in Older Adults
Blurred vision, loss of color perception, photophobia? Hello, doctor. The patient is a 69-year-old male with congenital exotropia who needs to read a large volume of text daily for work. In June 2013, he fell and hit his head in his bathroom. Before the decline in vision, he freq...
Dr. Wang Zhangji Reply:
Photophobia is usually associated with issues related to the cornea and conjunctiva, so it is advisable to consult a cornea specialist for treatment. Color vision is more related to the function of the optic nerve, and the potential causes of poor vision are very diverse. It is r...[Read More] Understanding Blurred Vision and Light Sensitivity in Older Adults
Understanding Flashing Lights in Vision After Retinal Surgery
There is a white light in the eye? Hello Doctor, last year I underwent retinal detachment repair surgery on my left eye, which involved cryotherapy and laser treatment. In recent months, I have noticed that when my eyes are closed, I sometimes see a white light sweeping from left...
Dr. Wang Zhangji Reply:
White light is usually associated with the retina. After surgery, lifting heavy objects poses a risk, while lifting lighter objects carries a lower risk; however, it is not absolutely safe and complications may still occur.[Read More] Understanding Flashing Lights in Vision After Retinal Surgery
Understanding 55% Optic Nerve Cupping in a Child: Key Concerns and Next Steps
Optic nerve cupping 55%? Hello, doctor. Two days ago, I took my six-year-old daughter to an ophthalmology clinic for a vision check. Her vision is normal, but it was unexpectedly found that she has a 55% optic nerve cupping. Her intraocular pressure is normal, and her visual fiel...
Dr. Wang Yuwei Reply:
Your daughter may indeed have a naturally larger optic nerve head depression, so it is important to monitor her intraocular pressure and visual fields. If there are any abnormalities in the future regarding intraocular pressure or visual fields, it could indicate glaucoma, which ...[Read More] Understanding 55% Optic Nerve Cupping in a Child: Key Concerns and Next Steps
Understanding Eye Floaters: Causes, Symptoms, and When to Seek Help
There is a fixed black shadow in the corner of my eye, along with issues of flashes. The black shadow appears upon waking up, and there are subsequent problems? Hello, Dr. Wang. After my last inquiry, I visited the ophthalmologist again on July 3rd. The findings were essentially ...
Dr. Wang Zhangji Reply:
It is advisable to avoid intense exercise and to sneeze gently. If symptoms do not worsen, continue to monitor the situation.[Read More] Understanding Eye Floaters: Causes, Symptoms, and When to Seek Help
Understanding Irregular Peripheral Vision Movement and Optic Nerve Edema
Irregular movement in peripheral vision? It has been happening for about six months and is getting worse. Initially, only my right visual field was affected, with irregular movements up and down, left and right (the entire visual field). Now, both the right side and the lower par...
Dr. Wang Zhishun Reply:
Hello, optic nerve edema is just a symptom, and there are many potential causes. The symptoms may vary depending on the underlying cause. Some of these may lead to symptoms like the ones you described, so it would be advisable to follow up with an ophthalmologist for further eval...[Read More] Understanding Irregular Peripheral Vision Movement and Optic Nerve Edema
Understanding the Link Between High Eye Pressure and Dizziness Symptoms
High intraocular pressure can cause feelings of dizziness? Hello Doctor, I have previously experienced high intraocular pressure. In June, I underwent visual field and optic nerve examinations, and the doctor said that there are currently no signs of glaucoma. However, this week,...
Dr. He Jianxian Reply:
Hello: At the age of 27, it is almost impossible to experience acute glaucoma that causes nausea, vomiting, or even headaches, unless there is a congenital abnormality in your eye structure. Therefore, considering the numerous episodes of discomfort you have experienced, and the ...[Read More] Understanding the Link Between High Eye Pressure and Dizziness Symptoms
Understanding Eye Floaters and Flashing Lights: Causes and Concerns
There is a fixed black shadow in the corner of my eye, along with issues of flashes. I notice the black shadow upon waking up? Hello, Dr. Wang. After going out on May 5th, I noticed a dark shadow in the upper right corner of my right eye when I returned home. It gradually dissipa...
Dr. Wang Zhangji Reply:
The symptoms you described are not common manifestations of optic nerve ischemia and carotid artery stenosis. Floaters can indeed be more pronounced when lying flat, in bright light, and in individuals with high myopia.[Read More] Understanding Eye Floaters and Flashing Lights: Causes and Concerns
Understanding Optic Nerve Issues in High Myopia: A Patient's Dilemma
Optic nerve issues Hello Doctor, I am highly myopic and have previously experienced elevated intraocular pressure, but after a few days, it can drop below 20. For the next two months, my intraocular pressure remained normal (I have visited the clinic around 10 times to measure my...
Dr. He Jianxian Reply:
Hello: I recommend that you first visit a well-established hospital to undergo a comprehensive visual field test (standard type) to assess whether you have glaucoma or if there are other issues causing your visual field loss. This will help determine the next steps in your treatm...[Read More] Understanding Optic Nerve Issues in High Myopia: A Patient's Dilemma
Understanding Optic Nerve Issues: Eye Pressure, Vision Loss, and Next Steps
Optic nerve issues? Hello, Doctor. I previously had an eye pressure spike up to 26, but after using eye drops (not for lowering eye pressure), it has been maintained between 15 and 19. Yesterday, I found a clinic that could perform a visual field test on-site (the doctor said it ...
Dr. He Jianxian Reply:
Hello: Essentially, your question contains too many uncertain assumptions. I recommend that you first seek a well-established hospital capable of conducting a comprehensive examination to confirm the diagnosis before considering subsequent treatment options. This would be a more ...[Read More] Understanding Optic Nerve Issues: Eye Pressure, Vision Loss, and Next Steps
Understanding Glaucoma: Beyond Eye Pressure and Long-Term Management
Concerns about glaucoma? Doctor, I would like to ask about glaucoma. Isn't it caused by chronically high intraocular pressure leading to optic nerve damage? However, I recently saw online that "in recent years, diagnosing glaucoma cannot rely solely on intraocular press...
Dr. He Jianxian Reply:
Hello: Normal-tension glaucoma, also known as low-tension glaucoma, is diagnosed based on the condition of visual field and optic nerve damage. Therefore, if your visual field test is normal, there is generally no need for excessive concern; however, regular follow-up is still ne...[Read More] Understanding Glaucoma: Beyond Eye Pressure and Long-Term Management
Temporary Blindness in Left Eye Upon Waking: Causes and Concerns
Temporary blindness in the left eye upon waking up? This morning around 4 AM, I woke up and noticed some daylight. At that moment, I realized I couldn't see anything with my left eye, which startled me. I repeatedly closed and opened my eyes to test, and my right eye was nor...
Dr. Gao Pilin Reply:
Hello: Sometimes when one eye is exposed to bright light while the other is not, the vision in the eye that is exposed to light may become dim. Alternatively, if you close one eye in a bright area and then open both eyes when moving to a darker area, the vision in the open eye ma...[Read More] Temporary Blindness in Left Eye Upon Waking: Causes and Concerns
Understanding Temporary Visual Disturbances in High Myopia
It feels like there is a cloud passing over my eyes? Myopia of 800 degrees occasionally causes a sensation in the right eye, as if a cloud is passing by, which lasts for a very short time, about one second. When I focus solely with my right eye, I do not notice it; it seems to oc...
Dr. Gao Pilin Reply:
Hello: Based on your description, it seems to be caused by vitreous degeneration, commonly known as floaters. Individuals with myopia are more prone to this condition. This is not an issue related to the optic nerve, so there is no need for concern. However, I still recommend tha...[Read More] Understanding Temporary Visual Disturbances in High Myopia
Understanding Post-Retinal Surgery Symptoms and Recovery Tips
Retinal surgery Hello Dr. Wang, Following up on my previous inquiry, I have a large hole in my retina. Initially, I underwent laser treatment at a clinic and was later referred for surgery. I had a scleral buckle procedure, and the doctor also injected some gas. When I asked th...
Dr. Wang Zhangji Reply:
This dark cloud mostly originates from vitreous fibers or retinal edema. Over time, it may become clearer, unless there are new lesions in the retina that necessitate evaluating the benefits of surgery; otherwise, it is still recommended to continue monitoring.[Read More] Understanding Post-Retinal Surgery Symptoms and Recovery Tips
Post-Retinal Surgery: Tips for Eye Care and Recovery
Post-retinal surgery Hello, I have a question. It has been almost three months since I had surgery on my left eye's retina, and my vision has not yet returned to its previous state. I still see a cloud floating around in my left eye, which is quite uncomfortable and somewhat...
Dr. Wang Zhangji Reply:
What conditions require surgery? What types of surgeries are performed? May I ask the doctor about the cause of that fog?[Read More] Post-Retinal Surgery: Tips for Eye Care and Recovery
Understanding Dry Eye Symptoms Linked to Accutane: A Patient's Journey
Accutane (isotretinoin) can cause dry eye symptoms? Hello, doctor. I have dry eye symptoms, so I can only wear contact lenses for a maximum of three hours. I found out that there are specialized treatments for dry eye patients in the U.S., specifically custom scleral lenses. Thes...
Dr. Wang Zhangji Reply:
The primary function of scleral lenses is not to treat dry eye syndrome. Accutane may cause dry eyes and can also lead to optic nerve damage. Regardless of which part is affected, an ophthalmologist should be capable of distinguishing the issues.[Read More] Understanding Dry Eye Symptoms Linked to Accutane: A Patient's Journey
Managing Eye Allergies: Tips for Weather-Related Itchiness
Eye itching due to changes in weather? Dear Dr. Gao, I apologize for disturbing you during your busy schedule! I would like to ask you the following question: I have been experiencing allergic itching in my eyes when the weather changes (when it fluctuates between hot and cold)....
Dr. Gao Pilin Reply:
Hello: Based on your description, it seems you have seasonal conjunctivitis, which is an allergic condition. This is related to your constitution and often recurs, making it difficult to cure completely. The main preventive measures include avoiding known allergens (you may consu...[Read More] Managing Eye Allergies: Tips for Weather-Related Itchiness
Can Eye Fatigue Increase Intraocular Pressure? Understanding the Connection
Intraocular pressure issues? Due to my work, I have been using the computer at close range for an extended period. Additionally, I have nasal allergies, and whenever I feel fatigued, my eyes become inflamed. In the past week or two, due to the eye inflammation, my doctor prescrib...
Dr. Wang Zhangji Reply:
Glaucoma is not diagnosed solely based on intraocular pressure. Some individuals may have inherently high eye pressure but do not necessarily have glaucoma. The optic nerve head is one of the examinations used in the diagnosis. For a more detailed assessment, additional tests suc...[Read More] Can Eye Fatigue Increase Intraocular Pressure? Understanding the Connection