Protecting Remaining Optic Nerve: Strategies for Vision Preservation
Protection of the remaining optic nerve? Q: How can I preserve the remaining optic nerve? Hello, Dr. Gao. I know that some people have already asked questions regarding the optic nerve. Since treatment has been ineffective, I have been encouraged by your detailed and compassionat...
Dr. Gao Pilin Reply:
Dear Mr. Gao, I regret to inform you that there is currently no method to completely halt the degeneration of the optic nerve. However, research indicates that the glaucoma medication, Aifumu (also known as Latanoprost), has protective effects on the optic nerve. If you wish to ...[Read More] Protecting Remaining Optic Nerve: Strategies for Vision Preservation
Understanding Glaucoma: Key Questions and Insights for Patients
Suspected glaucoma issue? Hello, Doctor He. I previously inquired about the possibility of glaucoma. In your response, you mentioned that the optic nerve cup generally does not enlarge unless there is a condition of "persistent damage to the optic nerve or retina." I am...
Dr. He Jianxian Reply:
The term "the optic nerve head does not enlarge" refers to the absence of a continuous increase in size. If there is a persistent enlargement, it indicates that the optic nerve cells are experiencing damage during that period of enlargement. Essentially, controlling int...[Read More] Understanding Glaucoma: Key Questions and Insights for Patients
Understanding Treatment Options for Retinal Vascular Occlusion
Treatment of retinal vascular occlusion? Hello, Dr. He. My mother lost vision in her left eye 15 years ago due to optic nerve atrophy caused by a vascular occlusion that was not treated in time. The cause of the vascular occlusion is related to her blood viscosity, and she has be...
Dr. He Jianxian Reply:
Currently, there is no ideal treatment for retinal vascular occlusion, whether it is arterial or venous. The delay in seeking treatment often exceeds the critical time frame for effective intervention, making thrombolytic therapy, similar to that used for strokes, uncommon. Altho...[Read More] Understanding Treatment Options for Retinal Vascular Occlusion
Understanding Sudden Black Spots in Vision: Causes and Insights
Fundoscopic examination? Hello Dr. Wang: I suddenly noticed a large number of small black dots in my eyes, resembling the dirt on a glass that hasn't been cleaned for a long time, particularly in the upper part of my visual field. The symptoms lasted for about a day and then...
Dr. Wang Zhishun Reply:
Hello: If there are changes in the symptoms of floaters, a follow-up fundus examination is necessary. The dilation of the eyes after the administration of mydriatic drops is due to the medication temporarily elevating the eyelids, but this effect is pharmacological and transient.[Read More] Understanding Sudden Black Spots in Vision: Causes and Insights
Understanding Floaters: Do They Affect Myopia and Retinal Health?
Maintain for several years? Doctor, I have had this floaters for several years, and it appears as a small floating dot that shows up when I turn my head or move my eyes, but it disappears after a while. I looked it up online, and it seems to be related to vitreous liquefaction. I...
Dr. Gao Pilin Reply:
Hello, Coconut: Floaters are generally harmless, and since you have had them for many years, they should not pose a significant problem. When the vitreous humor liquefies, it can detach from the retina, sometimes causing a tear in the retina, which can lead to retinal detachment;...[Read More] Understanding Floaters: Do They Affect Myopia and Retinal Health?
Understanding Optic Nerve Cupping: Is It a Sign of Glaucoma?
Optic nerve cupping Glaucoma Hello, doctor... I had my military service physical examination today, and during the eye exam, it was noted that my optic nerve cupping is greater than 80% (there is no family history of glaucoma). However, I had been on the computer all day before t...
Dr. He Jianxian Reply:
The size of the optic nerve cup is related to glaucoma, but the relationship is not absolute; however, 80% of the optic nerve cups are indeed enlarged. It is recommended that you visit an ophthalmologist for intraocular pressure and visual field tests to determine if glaucoma is ...[Read More] Understanding Optic Nerve Cupping: Is It a Sign of Glaucoma?
Understanding OCT and Fundus Examination for Glaucoma Diagnosis
Fundoscopy and OCT interpretation and diagnosis of the optic nerve? Hello Doctor, recently I've been feeling anxious about my health (I have been seeing a psychiatrist...), which led me to worry about my eyes. I am highly myopic, with both eyes at -700 degrees. Yesterday, my...
Dr. Wang Zhangji Reply:
OCT is just one of many tests and cannot be used alone to diagnose glaucoma. There is no need to be overly concerned about hypothetical issues; joy is the best medicine.[Read More] Understanding OCT and Fundus Examination for Glaucoma Diagnosis
Understanding Floaters and Visual Persistence: When to Seek Help
Floaters and visual persistence? Hello Doctor: My vision is 500/775, and I have noticed an increase in floaters over the past few months. Since I live in the city, I thought it was just an increase of 1 or 2 floaters. However, last week when I was on a boat surrounded by no build...
Dr. He Jianxian Reply:
There are several conditions to pay special attention to: 1. A sudden increase in the number of floaters. 2. The appearance of continuous high-frequency flashes of light. 3. A portion of the visual field appears particularly blurred. 4. Straight lines appear slightly bent or dist...[Read More] Understanding Floaters and Visual Persistence: When to Seek Help
Understanding Glaucoma Concerns: A Guide for High Myopia Patients
Concern for glaucoma Hello, Doctor. I am a programmer with high myopia. Last year, my intraocular pressure was as high as 26. The doctor prescribed me a fatigue-relief eye drop, and after three days, my pressure dropped to 18-19 during a follow-up. Two months later, I went to Hos...
Dr. He Jianxian Reply:
1. OCT results do not fully represent the presence or absence of glaucoma and must be interpreted in conjunction with other conditions. 2. There are no clinical reports linking excessive eye strain to the development of glaucoma. 3. Essentially, if glaucoma has not been confirmed...[Read More] Understanding Glaucoma Concerns: A Guide for High Myopia Patients
Understanding Visual Fatigue: Causes and Treatments for Persistent Symptoms
What should be done to treat severe visual fatigue (image persistence)? Hello, doctor. I have a problem that has been bothering me for almost a year. I have never experienced this before, but now my visual fatigue lasts a significantly long time. For example, when I look directly...
Dr. Wang Zhishun Reply:
Hello, based on your description, it seems that you are experiencing a prolonged visual afterimage, which is mostly a normal physiological phenomenon. If the eye examination is normal, I wonder if there are any other neurological symptoms? If so, it may be advisable to consult a ...[Read More] Understanding Visual Fatigue: Causes and Treatments for Persistent Symptoms
Understanding Light Sensitivity and Night Vision Issues in Myopia
Photophobia and nocturnal diplopia? Hello, Doctor. I have high myopia (L: -9.25, R: -9.0, latest refraction) but I usually wear glasses with a prescription of L: -7.5, R: -7.25 (from four years ago when I was 22). My left eye has 25 degrees of astigmatism and I experience floater...
Dr. He Jianxian Reply:
It is recommended that you visit an ophthalmology specialist for an examination and consultation, as this may help identify the underlying cause more easily.[Read More] Understanding Light Sensitivity and Night Vision Issues in Myopia
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 Eye Symptoms: When to See an Eye Doctor or Neurologist
Eye problems Experiencing flashes in the eyes and persistent discomfort from floaters for about two weeks, I underwent an eye examination. The doctor confirmed that the retina was fine with no tears or holes, but diagnosed me with mild entropion (inward turning of the eyelid). My...
Dr. Wang Zhishun Reply:
Hello, thank you for your hard work. Floaters are a result of vitreous degeneration, and they can take on various shapes. Due to their movement, they may also have different effects on your visual field. You can alternate covering each eye to see if there are any fixed dark spots...[Read More] Understanding Eye Symptoms: When to See an Eye Doctor or Neurologist
Flashing Lights in the Corner of Right Eye: Causes and Concerns
Flashing light sensation when blinking in the lower left area of the right eye, near the nose? Hello, Doctor. About two months ago, I started noticing flashes of light when I stared at a white wall ("bright" area). When I blink, I see flashes (lines that resemble mounta...
Dr. Gao Pilin Reply:
Hello Mr. Yu: Based on your description, this phenomenon is caused by vitreous degeneration, which can persist for a long time. If the fundus examination shows no issues, the best course of action is to coexist with it peacefully. However, if there are any unusual changes, please...[Read More] Flashing Lights in the Corner of Right Eye: Causes and Concerns
Concerns About Vision Loss: Managing High Myopia and Eye Health
Worried about going blind? I am severely myopic (both eyes close to 1000 degrees). In recent years, I have been paying close attention to my eyes while studying, having regular check-ups every three to six months to monitor my retina at an ophthalmology clinic. Fortunately, the d...
Dr. He Jianxian Reply:
Hello: Basically, you have been undergoing regular check-ups, so there is no need to worry too much. Your work will not cause blindness, and you can feel reassured. Wishing you good health.[Read More] Concerns About Vision Loss: Managing High Myopia and Eye Health
Understanding Retinal Issues: A Guide for High Myopia Patients
Retinal issues Doctor He: Hello! I am a patient with high myopia. About ten years ago, I went to an ophthalmologist due to floaters and was diagnosed with a retinal tear, which was treated with laser therapy. I have been having regular check-ups over the years and have undergone ...
Dr. He Jianxian Reply:
Hello: Basically, you have undergone a dilated fundus examination of the retina, and no new issues were found, so there is no need to worry. Wishing you good health.[Read More] Understanding Retinal Issues: A Guide for High Myopia Patients
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 Unstable Vision: Causes and Solutions for Eye Health Issues
Unstable vision prescription? In early January, I accidentally pressed on my right eyeball while napping, causing the angle of the right eye to change from 170 degrees to 10 degrees. Additionally, there was a small hole in the upper right part of the retina. I underwent laser sur...
Dr. He Jianxian Reply:
Hello: 1. If there is a problem with sinusitis, you should seek treatment from an otolaryngologist. 2. Changing the angle basically only requires adjusting the lens angle, which does not affect clarity or depth perception. 3. Severe astigmatism can cause significant image distort...[Read More] Understanding Unstable Vision: Causes and Solutions for Eye Health Issues