Understanding Eye Redness: Is It Fatigue or Conjunctivitis?
Red eyes? Since undergoing preventive retinal laser treatment a week ago, my eyes have started to appear red (with blood vessels), and sometimes there is a small red area next to the pupil. After a follow-up visit, the doctor mentioned it might be conjunctivitis and prescribed ey...
Dr. Gao Pilin Reply:
Hello, Rong: Excessive fatigue can cause eye redness. If there is no pain, itching, or tearing, it may simply be due to fatigue. You can take a break and see if the symptoms improve. In Taiwan, the ophthalmology department at Puzi Hospital is open Monday to Friday from 8:00 AM to...[Read More] Understanding Eye Redness: Is It Fatigue or Conjunctivitis?
Can Doctors Detect Recent Use of Pupil-Dilating Eye Drops?
Can a doctor tell if someone has used pupil-dilating drops? If I have worn contact lenses (which my family doesn't know about, as I bought them myself), and my family is planning to take me to get an eye exam, will the doctor be able to tell? It has only been a month since I...
Dr. Wang Zhangji Reply:
I'm sorry, this is a non-medical question.[Read More] Can Doctors Detect Recent Use of Pupil-Dilating Eye Drops?
Understanding Peripheral Glare: Is It Related to Uveitis?
Reflection around the visual field? Hello, Dr. Gao. I have been seeing doctors for iritis since high school. In college, due to persistent inflammation, my left eye's pupil became adhesively stuck all around. Later, when I started working, it became inconvenient to visit the...
Dr. Gao Pilin Reply:
Hello Kathy: If you have a history of iritis, you should have your eyes examined immediately if you notice any changes in your vision, as there are many potential causes affecting vision that require clinical diagnosis. If you cannot get an appointment at the uveitis clinic, you ...[Read More] Understanding Peripheral Glare: Is It Related to Uveitis?
How Dry Eyes Affect Corneal Health and Vision
The eyes are very dry? Doctor, will corneal degeneration affect vision? Also, can dry eye syndrome lead to corneal hypoxia? Does dry eye syndrome affect the thickness and rigidity of the cornea? Thank you.
Dr. Gao Pilin Reply:
Hello, Corneal degeneration that occurs in the periphery is less likely to affect vision, but if it obstructs the pupil, it will impact visual acuity. Dry eye syndrome does not cause corneal hypoxia, and if there are no pathological changes, the thickness and rigidity of the co...[Read More] How Dry Eyes Affect Corneal Health and Vision
Post-Strabismus Surgery: Can You Wear Contacts and Care for Your Eyes?
One year after strabismus surgery? 1. Can I wear colored contact lenses? I've heard that wearing them can worsen strabismus. 2. How can I take care of my eyes to prevent them from becoming loose or reverting back to strabismus? Is it related to individual constitution? Wha...
Dr. Gao Pilin Reply:
Hello: 1. Yes, colored contact lenses are a type of contact lens and do not increase strabismus. However, unlike regular glasses, they do not have the same effect on the focal distance of the pupil, making it more challenging to achieve proper alignment. 2. Strabismus is caus...[Read More] Post-Strabismus Surgery: Can You Wear Contacts and Care for Your Eyes?
Managing Recurrent Corneal Erosion After Eye Injury: A Patient's Journey
Recurrent corneal erosion Hello doctor, I accidentally fell in July and my nail scratched my cornea, resulting in a 3mm x 3mm wound that did not cover the pupil. At that time, the recovery was quite good and it healed in about a week without any discomfort. However, on November 8...
Dr. Gao Pilin Reply:
Hello Alice: The simplest method is to apply the ointment every night before bed, and before opening your eyes in the morning, use artificial tears first, then slowly open your eyes to avoid sticking the newly formed epithelium. During the day, use preservative-free artificial te...[Read More] Managing Recurrent Corneal Erosion After Eye Injury: A Patient's Journey
Using Mydriatic Eye Drops for Myopia and Retinal Concerns
Mydriatic Eye Drops 1% 1) Is it beneficial for myopia (approximately -700°) to use the aforementioned dilating drops before bedtime for vision maintenance? 2) For a small retinal tear (left eye), can the aforementioned dilating drops still be used? If laser treatment has alread...
Dr. He Jianxian Reply:
Pupil-dilating eye drops are generally recommended for use primarily during dilated eye examinations in adults and are not advised for routine vision maintenance. As for whether vitamin B12 is beneficial for the eyes, opinions may vary, but it should at least be harmless.[Read More] Using Mydriatic Eye Drops for Myopia and Retinal Concerns
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 Eye Allergies and Vision Issues: Your Questions Answered
Eye problem consultation? Hello, Doctor! I would like to ask two questions: 1. Due to the cold weather, I have developed allergic conjunctivitis in my right eye, and the upper eyelid on that side is slightly drooping. Is this a phenomenon of eyelid entropion? Will this symptom ...
Dr. Gao Pilin Reply:
Hello, 1. The slight drooping of your upper eyelid is a phenomenon known as ptosis. There are many causes of ptosis, including neurological and muscular issues; however, in your case, it is likely due to eyelid inflammation causing swelling, which results in a mechanical droop....[Read More] Understanding Eye Allergies and Vision Issues: Your Questions Answered
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
Post-Corneal Repair: Addressing Vision Issues and Emotional Support
Corneal suture healing? Hello Doctor: I would like to ask about a patient who sustained an eye injury from being struck by a ball, resulting in a corneal rupture that was sutured at the upper edge, not centrally on the pupil. Currently, two months post-surgery, the best-corrected...
Dr. Wang Yuwei Reply:
You are fortunate that the corneal center was not affected, allowing you to maintain good corrected vision. Whether hard contact lenses are suitable for you should be determined based on the extent of wound healing and the health of the corneal epithelium. Mydriatic agents may ca...[Read More] Post-Corneal Repair: Addressing Vision Issues and Emotional Support
Understanding Myopia and Astigmatism in Children: Key Concerns for Parents
Children's prescription glasses and issues with myopia and astigmatism? Dear Doctor, My child is ten years old and was diagnosed with astigmatism of 200 and 175 during kindergarten. I would like to ask you a few questions: 1. During the first examination about five years a...
Dr. Gao Pilin Reply:
Hello: 1. When measuring the axis, even a slight tilt of the head can cause a minor deviation in the axis measurement. The degree of astigmatism is related to the measurement point, so slight variations are normal. Therefore, it is important to measure multiple degrees and axes...[Read More] Understanding Myopia and Astigmatism in Children: Key Concerns for Parents
Understanding Unexplained Visual Flashes: Eye Health Insights
There are unexplained flashes of light? The right side of my vision oscillates in a clockwise direction. I can feel a sense of relaxation in my eye even when it's closed, and when I close my eyes, a small area of transparent distortion appears in my right visual field. When ...
Dr. Wang Zhishun Reply:
Hello, the phenomenon of your right visual field oscillating in a clockwise direction is less likely to be a retinal issue. There is a greater possibility related to eye position or the nervous system. Additionally, the presence of a small area of transparent distortion in the ri...[Read More] Understanding Unexplained Visual Flashes: Eye Health Insights
Understanding Glaucoma: Symptoms, Risks, and What to Expect
Glaucoma examination Recently, I experienced discomfort in my eyes and had headaches, so I went to a clinic for an examination. My eye pressure was as high as 26 mmHg, and after using eye drops for three days, it decreased to 20 mmHg, but it has been fluctuating between 18-20 mmH...
Dr. He Jianxian Reply:
Hello: First of all, your headache is likely not significantly related to intraocular pressure. Generally, intraocular pressure must be quite high to cause headaches, commonly seen in acute glaucoma with pressures above 40 mmHg. Therefore, your headache should not be related to g...[Read More] Understanding Glaucoma: Symptoms, Risks, and What to Expect
Is Matsuzaki's Light-Dark Training Beneficial for Eye Health?
Matsuzaki's Light and Shadow Training Hello, Doctor: I would like to ask you about the Matsuzaki method of light and dark training. Does it really help the eyes? I find it very appealing, but I am concerned it might harm my eyes. In a natural environment, our eyes naturally ...
Dr. Gao Pilin Reply:
Hello: According to your description, this method will not harm the eyes. However, the effectiveness of this training method is debatable. The iris is constantly in motion, and the pupil will dilate and constrict in response to changes in light intensity; it will still move in re...[Read More] Is Matsuzaki's Light-Dark Training Beneficial for Eye Health?
Can Glaucoma Patients Safely Wear Sunglasses Outdoors?
Glaucoma Can glaucoma patients wear full-vision (photochromic) glasses or sunglasses outdoors? There have been reports suggesting that glaucoma patients should avoid wearing sunglasses, as they may cause pupil dilation and increase intraocular pressure. However, when outdoors in ...
Dr. Wang Yuwei Reply:
Pupil dilation can lead to increased intraocular pressure, which is limited to angle-closure glaucoma. It is still recommended for the general public to wear sunglasses when outdoors in sunlight.[Read More] Can Glaucoma Patients Safely Wear Sunglasses Outdoors?
Understanding Temporary Vision Improvement Through Eye Massage Techniques
The principle of temporary vision restoration? I have approximately 100 degrees of myopia, with unaided vision in one eye around 0.5. Recently, I purchased an electric massager with an interchangeable massage head that is about the thickness of a finger, designed for focused poin...
Dr. Zhuang Yamin Reply:
Hello: Based on your description, this phenomenon seems to be more like a reaction caused by temporary pupil constriction. It is possible that the massage has led to a transient constriction of the pupils, and under the principle of the pinhole effect, you can see clearly even wi...[Read More] Understanding Temporary Vision Improvement Through Eye Massage Techniques
Understanding Hyperopia in Your First Grader: Vision Tips and Insights
My first-grade daughter has hyperopia? Hello, doctor. My first-grade daughter recently had her vision checked. I initially thought she was nearsighted because she tends to read at a close distance and squints while watching TV. However, her vision test showed 0.8/0.8, which I ass...
Dr. Wang Zhangji Reply:
Although reading at a close distance can lead to fatigue, objects appear relatively larger, so children with mild hyperopia may still read up close. A visual acuity of 0.8 is considered normal, and whether one is myopic or hyperopic, it is important to maintain an appropriate dis...[Read More] Understanding Hyperopia in Your First Grader: Vision Tips and Insights
Understanding Flashing Lights in Your Vision: Causes and Solutions
Experiencing flashes of light in the eyes? Recently, while studying, I've been experiencing a sensation of flashes around my eyes, similar to turning a light off and then back on quickly, lasting about 1 to 3 minutes in both eyes. I'm not sure what this condition is. Co...
Dr. Zhuang Yamin Reply:
Dear "Youyou", Regarding the sensation of flashes around the eyes, it is mostly caused by abnormal discharges from the retina. This issue often arises from the traction of the vitreous body pulling on the peripheral retina, which may sometimes be accompanied by retinal...[Read More] Understanding Flashing Lights in Your Vision: Causes and Solutions