Understanding Optos 200-Degree Ultra-Widefield Imaging in Eye Care
Optos 200-degree ultra-widefield non-dilated fundus photography? 1. I would like to ask if, during the Optos 200-degree ultra-widefield non-dilated retinal imaging examination, it is possible for the device to come into contact with the cornea. During the procedure, my eyes had t...
Dr. Gao Pilin Reply:
Hello Kuan-Ying, 1. To see a wider field, according to optical principles, one should be closer to the eye. However, under normal circumstances, this should not touch the cornea, so there should be no risk of infection. 2. Traditional dilated fundus examinations and photography ...[Read More] Understanding Optos 200-Degree Ultra-Widefield Imaging in Eye Care
Seeing Shadows and Patterns Upon Waking: Eye Health Insights
Seeing things upon waking up? Hello, doctor. 1. Sometimes when I wake up and open my eyes (the room is dark but light comes through the window), I see a black oval shadow in front of me, which gradually fades and disappears. It feels somewhat like the visual afterimage you get ...
Dr. Gao Pilin Reply:
Hello James: Both of these situations are likely manifestations of floaters. If there are no significant changes, regular check-ups should suffice. In Taiwan, the Department of Ophthalmology at Puzi Hospital is open on Monday, Tuesday, Thursday, and Friday mornings from 8:00 AM t...[Read More] Seeing Shadows and Patterns Upon Waking: Eye Health Insights
Essential Eye Exams for High Myopia: Beyond Routine Fundus Checks
High myopia Hello, doctor. For individuals with high myopia (1200 degrees), is it sufficient to only have regular fundus examinations, or would you recommend additional tests such as OCT? Thank you.
Dr. Gao Pilin Reply:
Hello JJ: Regular eye examinations are essential. As for other tests, you should consult your physician, who will arrange them based on your condition. If the physician does not provide specific recommendations, it is likely unnecessary. The Ophthalmology Department at Puzi Hospi...[Read More] Essential Eye Exams for High Myopia: Beyond Routine Fundus Checks
Understanding Flickering Vision During Semi-Awake States: What You Should Know
Flickering of the eyes while in a semi-conscious state? Hello, I have noticed that when my eyes are half-closed in a drowsy state (with some awareness), the images I see seem to flicker for a few seconds before returning to normal. I think most people might not notice this condit...
Dr. Gao Pilin Reply:
Hello, university student: After undergoing so many examinations with no issues, you can follow your physician's advice and have check-ups every six months. When you first open your eyes, it is normal to experience certain conditions, such as pupil constriction; this can be ...[Read More] Understanding Flickering Vision During Semi-Awake States: What You Should Know
Understanding Diplopia: Causes, Symptoms, and Treatment Options
Diplopia issues I previously experienced double vision and consulted a doctor who diagnosed it as eye strain. After using eye drops for a month, my condition improved, but I still have issues with my right eye. The doctor only advised me to rest more. Could there be other underly...
Dr. Gao Pilin Reply:
Hello Mr. Wu: The possible causes of monocular diplopia include: refractive errors (especially astigmatism), corneal disorders, cataracts, lens dislocation, iris atrophy, iris surgery (resulting in two pupils), and vitreoretinal diseases. Monocular diplopia may not be related to ...[Read More] Understanding Diplopia: Causes, Symptoms, and Treatment Options
Understanding the Safety of Dilating Eye Drops: Risks and Concerns
Pupil-dilating eye drops 1. If a patient undergoes two dilated fundus examinations at different ophthalmology clinics approximately six days apart, will the proximity of the dilation drops cause any harm to the eyes, such as corneal injury, cataracts, macular degeneration, or gla...
Dr. Gao Pilin Reply:
Hello, Delhi: 1. No, it won't happen. 2. No, it won't happen. 3. It's temporary, as the angle will return to its original size once the pupil constricts. Taiwan E-Hospital Puzi Hospital Ophthalmology: Monday, Tuesday, Thursday, and Friday from 8:00 AM to 12:00 PM; ...[Read More] Understanding the Safety of Dilating Eye Drops: Risks and Concerns
Understanding Vitreous Detachment: Symptoms, Risks, and Treatment Options
Posterior vitreous detachment I started noticing a lot of floaters in my vision in October, and on October 28, they suddenly disappeared, but I began seeing many water droplet-like shapes and numerous strands in front of my eyes that won't go away. I underwent a fundus exami...
Dr. Gao Pilin Reply:
Dear Miss Deng, 1. Currently, observation is sufficient; posterior vitreous detachment does not require treatment. The bleeding is likely to resolve quickly. Please continue to follow your attending physician's instructions for follow-up treatment. 2. A small amount of blee...[Read More] Understanding Vitreous Detachment: Symptoms, Risks, and Treatment Options
Understanding Glaucoma and Eye Care: Key Questions Answered
Glaucoma and Eye Care Issues Dear Dr. Gao, Thank you very much for your kind and prompt responses to my previous inquiries. I am the patient who previously inquired about suspected glaucoma (https://reurl.cc/x0oG3e). I apologize for bothering you again. I have a few questions I ...
Dr. Gao Pilin Reply:
Hello: 1. If the angle is narrow, dilation can sometimes trigger glaucoma; however, if it is open-angle glaucoma, dilation will not cause an issue. 2. It can occur immediately. 3. Symptoms may include sudden blurred vision, photophobia, redness of the eyes, headache/eye pain, acc...[Read More] Understanding Glaucoma and Eye Care: Key Questions Answered
Understanding Myopia: When to Update Your Glasses and Seek Further Eye Care
Issues with prescription glasses? Hello, Doctor. I have high myopia, and in June of this year, I got a pair of glasses with a prescription of approximately -10.50 diopters, with -3.00 astigmatism, aspheric lenses, and blue light filtering (round rectangular, large lens glasses). ...
Dr. Gao Pilin Reply:
Hello QZ: It is possible that after sufficient rest, your prescription may decrease. If this is the case, I recommend undergoing a dilated eye exam for a more accurate refraction before getting new glasses. This can typically be done at a general clinic, and it is not necessary t...[Read More] Understanding Myopia: When to Update Your Glasses and Seek Further Eye Care
Understanding Eye Health: Post-Fundus Exam Insights and Concerns
After a fundus examination? I have been experiencing flashes and an increase in floaters lately, so I went to an ophthalmology clinic for a fundus examination. After the examination, the doctor said that there were no issues with my retina, but that some areas were slightly thinn...
Dr. He Jianxian Reply:
Dear Mr. Bai, 1. If there is a significant thinning of the retina, it is recommended to proceed with laser treatment. 2. A check-up showing no issues indicates that there are no problems at that moment; however, if you experience any of the following symptoms, it is advisable to...[Read More] Understanding Eye Health: Post-Fundus Exam Insights and Concerns
Understanding Retinal Issues: Laser Treatment and Eye Health Concerns
Pupil Dilation Examination Recently, I have experienced an increase in floaters and flashes. After undergoing a fundus examination today, the doctor said there were no issues, but 1. there is some thinning of the retina, and would you recommend laser treatment? 2. Since the docto...
Dr. Gao Pilin Reply:
Hello Tardigrades: 1. The need for thinning will depend on the situation, and if necessary, the physician will recommend it. 2. You should be able to feel reassured now. 3. For double vision, we need to determine whether it is monocular or binocular. If it's monocular, it ma...[Read More] Understanding Retinal Issues: Laser Treatment and Eye Health Concerns
Understanding Fundus Exams: Alternatives to Pupil Dilation and Their Benefits
Fundoscopic examination I underwent laser surgery for my myopia in 1996 and have a history of floaters. Recently, I want to have a fundus examination, but I heard that dilating drops are usually required. However, there are now fundus cameras, ultra-widefield fundus imaging devic...
Dr. Gao Pilin Reply:
Hello Candy: The dilated fundus examination is a very quick procedure that typically involves minimal discomfort, allows for clearer vision, and has a high accuracy rate for examining the peripheral retina. If the physician recommends it, you should undergo the dilated examinatio...[Read More] Understanding Fundus Exams: Alternatives to Pupil Dilation and Their Benefits
Understanding Retinal Issues in High Myopia: Symptoms and Solutions
Retinal issues Hello, doctor. I have high myopia over 1000 degrees in both eyes. During my examination in July, the doctor mentioned that there is a small area of degeneration in my right eye, but it is not serious, and the macula is healthy with no issues. However, recently, I h...
Dr. Gao Pilin Reply:
Hello QZ: If you are experiencing severe pulling or fluctuating sensations, it may be due to vitreous traction on the retina. A dilated fundus examination is necessary to determine if there are any tears. OCT is not suitable for this situation. You should currently avoid eye exer...[Read More] Understanding Retinal Issues in High Myopia: Symptoms and Solutions
Understanding High Myopia: Risks, Symptoms, and Eye Care Tips
Various Issues Related to the Eyes Dear Dr. Gao, I previously visited a clinic for a fundus examination due to the appearance of floaters in my eyes. After a thorough examination, the doctor calmly stated that there were no significant issues with my retina, but due to my high m...
Dr. Gao Pilin Reply:
Hello, Mr. Shuangji: 1. Although 800 degrees indicates high myopia, if there is no significant degeneration upon examination and no pathological changes are present, the risk of blindness should be low. As long as you have regular check-ups and maintain healthy eye habits witho...[Read More] Understanding High Myopia: Risks, Symptoms, and Eye Care Tips
Understanding Variations in Eye Exams: Why Different Doctors May Diagnose Differently
Regarding examinations? Hello, doctor. Last year, during a fundus examination, the doctor said there were no issues. In September of this year, I went to another clinic, and the doctor also said there were no major problems. This doctor carefully examined me twice. However, since...
Dr. Gao Pilin Reply:
Hello, Mimi: Sometimes examinations have been conducted, but you may not be aware of them. Different physicians may have different examination methods, and there may also be varying opinions and treatment approaches. Experienced doctors should be able to identify and resolve issu...[Read More] Understanding Variations in Eye Exams: Why Different Doctors May Diagnose Differently
Understanding Peripheral Vision Distortion: Causes and Solutions
Eye problems Hello, Doctor Gao: Recently, I have noticed that the distance perception when viewing objects with my peripheral vision is different from when I look directly at them. When using my peripheral vision, objects appear closer, but when I look directly, they seem farther...
Dr. Gao Pilin Reply:
Hello: This feeling is quite abstract, and I cannot determine it. It may be an issue with eye accommodation or possibly a problem with the peripheral retina. A thorough examination may be necessary to identify the issue for timely intervention. The Ophthalmology Department at Puz...[Read More] Understanding Peripheral Vision Distortion: Causes and Solutions
Understanding Increased Floaters: Causes and Concerns for Young Adults
Floaters issue? I would like to consult Dr. Gao. I am currently almost 20 years old and have a prescription of -3.50 diopters in both eyes. Recently, I have noticed a significant increase in the number of floaters. However, I visited three different ophthalmology clinics, and aft...
Dr. Gao Pilin Reply:
Hello Tim: Floaters are a phenomenon of vitreous degeneration. It is a physiological degeneration that occurs earlier than usual. After examining the retina, there are no issues, so you can rest assured. For reference, please visit: https://bit.ly/2YAfYqh Taiwan e-Hospital Puzi H...[Read More] Understanding Increased Floaters: Causes and Concerns for Young Adults
Essential Eye Care Tips for High Myopia and Elevated Eye Pressure
Prevention of Eye Diseases Hello, Doctor. I have a prescription of -500 diopters in both eyes and high intraocular pressure, with one eye measuring 27 mmHg and the other 28 mmHg. After examination, it was noted that I have a thick cornea. Given that my job requires me to stare at...
Dr. Gao Pilin Reply:
Hello Lily: 1. If you are using a heating pad while lying down, it may exert pressure on the cornea, which can cause temporary blurred vision. The temperature of the heating pad should not exceed 40 degrees Celsius, as this can also lead to blurred vision. 2. No. 3. It shou...[Read More] Essential Eye Care Tips for High Myopia and Elevated Eye Pressure
Understanding Floaters: Causes and Concerns for Young Adults
Floaters in individuals under twenty years old? Hello Dr. Gao: I am currently two months away from turning 20 years old, and my vision is -3.50 in both eyes. A few days ago, I noticed black shadows floating in my vision (moving with my eye movements). I went to an ophthalmology c...
Dr. Gao Pilin Reply:
Hello EDDIE: Recently, with the increased use of electronic devices and excessive eye strain among young people, there has been an early onset of degeneration, and the age of onset for floaters has also been decreasing. Floaters are simply a result of vitreous degeneration; if th...[Read More] Understanding Floaters: Causes and Concerns for Young Adults
Understanding Red Eye: Causes and Remedies for Bloodshot Eyes
Scleral injection (or conjunctival injection) Hello, Doctor. Sometimes when I wake up from a nap or in the morning, or at any time, I notice that one of my eyes is filled with blood vessels. If I lift my upper eyelid, I can see that the sclera (the white part of the eye) is very ...
Dr. Gao Pilin Reply:
Hello Wendy T: If there are blood vessels in the eyes without any symptoms, it is generally not a concern and does not require special treatment; it will resolve on its own after some time. Dry eyes can also cause bloodshot eyes, and in this case, artificial tears can be effectiv...[Read More] Understanding Red Eye: Causes and Remedies for Bloodshot Eyes