Understanding Dry Eyes: Symptoms, Causes, and Care Tips
Dry eyes Excuse me, doctor. I have floaters in my vision, and when I wake up in the morning, my eyes often feel sore and blurry. Recently, when my eyes are exposed to sunlight in the morning, they become very dry, and this has been happening for several weeks. My eyes easily feel...
Dr. Gao Pilin reply Ophthalmology
Hello: Your symptoms may be related to dry eye syndrome, but it is essential for a physician to make a diagnosis. Dry eye syndrome is a common eye condition often accompanied by sensations of dryness, irritation, fatigue, and possibly blurred vision. It cannot be detected through...[Read More] Understanding Dry Eyes: Symptoms, Causes, and Care Tips
Why Do My Eyes Appear Brighter After Taking Viagra?
Brightening of the eyes? Dear Doctor, after taking Viagra, my eyes become very bright, and the light appears clearer. I already have flashes of light. Could you please advise if this is due to peripheral blood circulation issues or if there is a problem with my eyes?
Dr. Gao Pilin reply Ophthalmology
Hello: The brightness of your eyes and the clarity of light you described may be due to increased blood flow, which enhances the nutritional supply to the eyes, thereby improving visual perception. There are also reports indicating that medications can affect retinal enzymes, whi...[Read More] Why Do My Eyes Appear Brighter After Taking Viagra?
Understanding Eyeglass Prescription Changes and Vision Clarity Issues
Issues with prescription glasses? Hello, Doctor Gao: I am approximately 39 years old. Recently, one of the frames of my glasses broke, so I went to an optical shop to get new glasses. It has been about five years since my last prescription, but I did not return to the original op...
Dr. Gao Pilin reply Ophthalmology
Hello: 1. Regarding the issue of prescription strength, it is generally necessary to adjust the prescription within a certain range to ensure optimal vision. The point made by your boss about the need for the eyes to compensate for excess prescription is valid. If you find that...[Read More] Understanding Eyeglass Prescription Changes and Vision Clarity Issues
Understanding Eyelid Swelling: Is It a Stye or Something Else?
There is a lump on the left eyelid? I often feel itchy eyes and frequently rub them. This morning, I noticed a bump on my left eyelid that is not painful or itchy, but it tears easily. Is this what is commonly referred to as a stye?
Dr. Gao Pilin reply Ophthalmology
Hello: A stye is also known as a hordeolum, which typically causes swelling or inflammation of the eyelid, often accompanied by redness and pain. The situation you described, being neither painful nor itchy, seems less characteristic of a stye. I recommend that you visit an ophth...[Read More] Understanding Eyelid Swelling: Is It a Stye or Something Else?
Post-Retinal Surgery Concerns: When to Worry About Eye Injuries
After retinal surgery, one eye underwent laser treatment while the other eye is normal. A fall was checked and found to be fine, but the next day there was a head bump? Hello, doctor. I have floaters in both eyes, and one eye has a tear. I underwent laser treatment a month ago. T...
Dr. Gao Pilin reply Ophthalmology
Hello: Floaters are usually caused by changes or structural issues in the gel-like substance within the vitreous body of the eye, and external impacts to the eye typically do not lead to floaters. The appearance of floaters is often due to the vitreous becoming uneven, creating s...[Read More] Post-Retinal Surgery Concerns: When to Worry About Eye Injuries
Understanding Nighttime Blurry Vision: Causes and Solutions
Blurred vision In the evening, my left eye becomes blurry when looking at things, for example, from 7 PM to 9 PM. It improves a bit with rest, but as soon as I look at my phone, work on reports, or read, it quickly becomes blurry again. This issue does not occur during the day.
Dr. Gao Pilin reply Ophthalmology
Hello: If your left eye becomes blurry at night but not during the day, there could be several possible reasons that require further evaluation. Here are some potential factors: 1. Lighting conditions: The lighting at night may be relatively dim, which can affect some people&#x...[Read More] Understanding Nighttime Blurry Vision: Causes and Solutions
Can Collagen Supplements Help Prevent Vitreous Degeneration?
Does collagen benefit the eyes? Dear Dr. Gao, I am a highly myopic engineer with over -10.00 diopters of myopia and -3.50 diopters of astigmatism in both eyes. I have previously undergone laser repair for retinal tears in both eyes, which has made me very concerned about vitreou...
Dr. Gao Pilin reply Ophthalmology
Hello: The vitreous body is a structure of the eye, primarily composed of a transparent gel-like substance. Collagen is a type of protein found in the body and is also part of the eye's tissues, but the vitreous is mainly made up of this gel-like substance and water. Althoug...[Read More] Can Collagen Supplements Help Prevent Vitreous Degeneration?
Post-Retinal Detachment Surgery Concerns: A Patient's Inquiry
Post-operative issues following retinal detachment surgery? Hello Doctor, my husband is 53 years old and has severe myopia of -1000 diopters. He underwent laser surgery to correct his vision to normal about 10 years ago. Currently, he has glaucoma. In mid-March, he had cataract s...
Dr. Gao Pilin reply Ophthalmology
Hello: 1. The inability to focus and blurred vision in your right eye may be due to the presence of silicone oil, which can affect light refraction. The presence of silicone oil may lead to poor image quality, similar to seeing a mosaic-like image. This is a normal phenomenon a...[Read More] Post-Retinal Detachment Surgery Concerns: A Patient's Inquiry
Understanding the Importance of Lens Tilt Angle in Eyeglasses
The forward tilt angle of eyeglass lenses? Dear Dr. Gao, Thank you very much for your detailed response regarding the forward tilt angle of eyeglass lenses in your answers to questions #201513 and #201592. I truly appreciate you taking the time out of your busy schedule to expla...
Dr. Gao Pilin reply Ophthalmology
Hello: Yes, this is my personal suggestion, but there may still be some errors, so please feel free to correct me.[Read More] Understanding the Importance of Lens Tilt Angle in Eyeglasses
Understanding Eye Pain and Swelling After a Sports Injury
The eyes feel swollen and painful? The badminton serving machine got stuck, and I forgot to turn off the power. After adjusting it, I was hit by a shuttlecock at close range, but I'm not sure if it hit my eye; I can only confirm it was near my eye. At that moment, I covered ...
Dr. Gao Pilin reply Ophthalmology
Hello: First of all, it is important to note that experiencing discomfort in the eye after being struck by a badminton shuttlecock is a situation that warrants attention. Your symptoms include a sensation of swelling, pain, migraines, and a feeling of ocular hypoxia. These sympto...[Read More] Understanding Eye Pain and Swelling After a Sports Injury
Understanding Flashing Lights in Vision: Causes and Concerns
Flashes of light in the visual field? Hello, Doctor Gao: I have myopia of 200-300 degrees. Recently, for the past two days, when I wake up and lie down looking at the ceiling or wall, I sometimes see flashes of light, similar to the flickering of a broken light bulb. If I change ...
Dr. Gao Pilin reply Ophthalmology
Hello: 1. Flashing Symptoms: When you lie in bed looking at the ceiling or wall, you may sometimes experience a sensation of flashes. These flashes may be caused by some changes within the eye, such as opacities in the vitreous or changes in vitreous traction within the eye. Th...[Read More] Understanding Flashing Lights in Vision: Causes and Concerns
Understanding Lens Tilt: Do Your Glasses Need a Forward Angle?
Follow-up Inquiry #201513 Dear Dr. Gao, Thank you for your response in the inquiry consultation "#201513." From your explanation, I understand that the slight difference in the tilt angle of my glasses' lenses (less than 1 degree) is minimal and will not have any ...
Dr. Gao Pilin reply Ophthalmology
Hello: Q1. The forward tilt angle of eyeglass lenses is usually necessary, and this angle is referred to as the "pantoscopic tilt." It helps adjust the lenses to fit your facial structure and line of sight needs, ensuring that you can see clearly without visual distur...[Read More] Understanding Lens Tilt: Do Your Glasses Need a Forward Angle?
Understanding Eye Pain and Swelling After a Sports Injury
The eyes feel swollen and painful? The badminton serving machine got stuck, and I forgot to turn off the power. After adjusting it, I was hit by a shuttlecock at close range, but I'm not sure if it hit my eye; I can only confirm it was near my eye. At that moment, I covered ...
Dr. Gao Pilin reply Ophthalmology
Hello: First of all, the discomfort you are experiencing in your eye after being hit by a badminton shuttlecock is a situation that warrants attention. Your symptoms include a sensation of swelling, pain, migraines, and a feeling of oxygen deprivation in the eye. These symptoms m...[Read More] Understanding Eye Pain and Swelling After a Sports Injury
Understanding Flashing Lights in Vision: Causes and Concerns
Flashes of light in the visual field? Hello, Doctor Gao: I have myopia of 200-300 degrees. Recently, for the past two days, when I wake up and lie down looking at the ceiling or wall, I sometimes see flashes of light, similar to the flickering of a broken light bulb. If I change ...
Dr. Gao Pilin reply Ophthalmology
Hello: 1. Flashing symptoms: When you lie in bed looking at the ceiling or wall, you may sometimes experience a sensation of flashes. These flashes may be caused by some changes within the eye, such as opacities in the vitreous body or changes in vitreous traction within the eye....[Read More] Understanding Flashing Lights in Vision: Causes and Concerns
Do Uneven Eyeglass Lens Angles Affect Eye Health Over Time?
Inquiry Consultation Hello Dr. Gao, I previously went to get new glasses, and due to the larger angle of the frame's forward tilt (the angle between the lenses and the face), the lenses appeared more slanted. This caused the lower part of the lenses to be quite close to my ...
Dr. Gao Pilin reply Ophthalmology
Hello: A difference in the angle of inclination within 1 degree is considered minimal. As long as there is no discomfort, it should not cause any adverse effects.[Read More] Do Uneven Eyeglass Lens Angles Affect Eye Health Over Time?
Understanding Retinal Detachment: Symptoms and Concerns Explained
Retinal detachment Hello Doctor, I apologize for bothering you. My eyesight is approximately 250 degrees in both eyes, and I experience mild flashes and floaters. I would like to ask you about some eye issues: 1. Occasionally, I see long black shadows sliding across the wall. 2. ...
Dr. Gao Pilin reply Ophthalmology
Hello: 1. Occasionally seeing long black shadows sliding across the wall: This symptom may be indicative of floaters, which are usually caused by changes in the gel-like substance within the vitreous humor of the eye. Floaters are typically harmless, but if they become too freque...[Read More] Understanding Retinal Detachment: Symptoms and Concerns Explained
Understanding Uneven Vision: Astigmatism or Presbyopia?
Bilateral eye issues? Hello, doctor. I noticed that when I take off my glasses, one eye sees close objects very clearly while the other eye sees them blurry. Is this due to more significant astigmatism in that eye, or could it be presbyopia? If it is presbyopia, are there clinica...
Dr. Gao Pilin reply Ophthalmology
Hello: Given your age, it is unlikely to be presbyopia; it may be due to a difference in refractive power between your two eyes. It could be myopia, hyperopia, or astigmatism. I recommend that you visit an ophthalmologist for an examination to find out.[Read More] Understanding Uneven Vision: Astigmatism or Presbyopia?
Understanding Temporary Visual Disturbances After Sneezing: Expert Insights
Follow-up Inquiry #201424 Dear Dr. Gao, Thank you very much for your response, explanation, and suggestions regarding the inquiry in "<a href='https://adoctor.tw/article/201424'>#201424</a>". Your clarification that forceful sneezing is unlikely t...
Dr. Gao Pilin reply Ophthalmology
Hello: Q1. Based on your description, you experienced brief episodes of seeing stars and flashes of light in front of your eyes in 2020, but your retinal examination in 2021 showed that your retina was normal. These short-term episodes of seeing stars and flashes of light may be ...[Read More] Understanding Temporary Visual Disturbances After Sneezing: Expert Insights
Safe Ways to Clean Your Eyelids and Eyelid Area for Eye Health
How to clean the upper eyelid and eyelid area? Hello, Doctor Gao. I have high myopia (both eyes >1000, both eyes with astigmatism >350) and a history of retinal tears that have been repaired, so I am always afraid of any actions that might put pressure on my eyeballs. Curre...
Dr. Gao Pilin reply Ophthalmology
Hello: 1. Use a gentle cleanser: To clean the eye area, choose a mild cleanser. These products are typically non-irritating to the eyes and help remove debris while ensuring cleanliness. Baby shampoo can be a good option. 2. Wash your face with lukewarm water: When cleansing your...[Read More] Safe Ways to Clean Your Eyelids and Eyelid Area for Eye Health
Understanding Visual Disturbances After Sneezing: Expert Insights
Inquiry Consultation Hello, Dr. Gao: I just sneezed quite forcefully and experienced seeing stars and a white light in front of my right eye. This condition lasted for a few seconds and then disappeared. Currently, there are no obvious abnormalities or discomfort in my eyes. I wo...
Dr. Gao Pilin reply Ophthalmology
Hello: Q1. Experiencing visual disturbances, such as seeing stars, after a forceful sneeze is a normal physiological response due to sudden changes in pressure. However, persistent white light in the right eye for several seconds may require further observation. Q2. Generally, a ...[Read More] Understanding Visual Disturbances After Sneezing: Expert Insights