Understanding Eye Strain: Brightness Changes and Visual Disturbances
Vision becomes glaring? 1. I sometimes notice that the screen suddenly becomes brighter while using the computer. What could be the issue? 2. Occasionally, when I focus on the screen or an object, I see shadows or lines appearing in my peripheral vision, which disappear when I ...
Dr. Gao Pilin Reply:
Hello, Green Tea: 1. When the eyes are fatigued, the pupils may constrict, and when they dilate, they may appear brighter. 2. It could be a case of floaters. 3. If there are no foreign objects in the eye, it is generally not a concern. However, if there is a foreign object ca...[Read More] Understanding Eye Strain: Brightness Changes and Visual Disturbances
Understanding Vision Loss and Eye Fatigue: When to Seek Further Evaluation
Vision loss and eye fatigue? I would like to ask the doctor, three years ago I experienced eye discomfort and a stinging sensation, along with a phenomenon of white fog that would resolve with blinking. A few days later, I noticed that my peripheral vision in the area near the bl...
Dr. He Jianxian Reply:
Temporary visual field loss that recovers must consider several conditions. The first is thrombosis, where a blood vessel in the retina suddenly gets blocked by a thrombus, leading to a sudden loss of vision or visual field defect, which may recover suddenly after a few seconds (...[Read More] Understanding Vision Loss and Eye Fatigue: When to Seek Further Evaluation
Understanding Eye Fatigue: Causes, Symptoms, and Relief Strategies
Eye fatigue issues? 1. I would like to ask the doctor, due to certain factors, I spend almost 10 to 12 hours a day using the computer and about 0.5 to 2 hours on my phone. What long-term issues could this cause? 2. Are there any methods to relieve eye fatigue? 3. What symptom...
Dr. Gao Pilin Reply:
Hello Ray: 1. Eye strain can occur, and sometimes myopia may worsen. 2. You can try the 20-20-20 rule, which suggests that for every 20 minutes of computer use, take a 20-second break to look at something 20 feet (6 meters) away. Blinking 20 times during this break is even bet...[Read More] Understanding Eye Fatigue: Causes, Symptoms, and Relief Strategies
Understanding Vitreous Degeneration and Retinal Detachment Risks
Vitreous degeneration and retinal detachment? Hello Doctor: I have high myopia of 900 to 1000 degrees. Last night, while blinking in a dark place, I noticed flashes of light in my left eye. It’s difficult to get an appointment at a large hospital's retina department, so I vi...
Dr. Gao Pilin Reply:
Hello Joyce: 1. If possible, seek medical attention as soon as possible. 2. Check if there are any ophthalmologists on duty that day; emergency surgery may not be available at midnight, but arrangements can be made as soon as possible. 3. Lutein and vitamins A, C, and E. 4. I bel...[Read More] Understanding Vitreous Degeneration and Retinal Detachment Risks
Understanding Flashing Lights in the Corner of Your Eye When Blinking
When I close my eyes and blink, I see flashes in the upper left corner of my left eye? Hello Doctor, I would like to ask, when I close my eyes and blink forcefully, a small round flash appears in the upper left corner of my left eye. It lasts for about a second and occurs every t...
Dr. Gao Pilin Reply:
Hello, Shan Feng: If there are no issues with dilation, it may be caused by vitreous traction on the retina. However, this traction has not resulted in any retinal damage, and observation is sufficient. In Taiwan, at Puzi Hospital's ophthalmology department: Monday, Tuesday,...[Read More] Understanding Flashing Lights in the Corner of Your Eye When Blinking
Understanding Visual Disturbances: What Do Those Strange Lines Mean?
Seeing tear-like lines in the vision? Hello, doctor. I apologize for bothering you, but I have been troubled by this issue for a long time and cannot concentrate on my studies, so I would like to ask you. For the past six months, I have been experiencing floaters in my eyes and c...
Dr. He Jianxian Reply:
You do not have a retinal detachment. In cases of retinal detachment, vision is typically lost. I recommend that if you have any concerns, you should undergo a dilated eye examination. If the dilated exam shows no issues, there is no need to worry too much. As for the abnormal im...[Read More] Understanding Visual Disturbances: What Do Those Strange Lines Mean?
Understanding Eyelid Issues: Causes and Solutions for Double Eyelids
Eyelid issues Hello, Doctor. Recently, both of my eyelids have developed multiple layers (I originally had double eyelids). The left eye has a smaller multilayer condition, and I feel normal when blinking; however, the right eye clearly shows multiple layers, and when I blink, it...
Dr. Gao Pilin Reply:
Hello: A chalazion can potentially affect blinking, and if it becomes too large, it may also cause eyelid drooping or astigmatism. Typically, warm compresses and topical medications may reduce its size, but they will not eliminate it completely. For definitive treatment, surgical...[Read More] Understanding Eyelid Issues: Causes and Solutions for Double Eyelids
Understanding Retinal Vessel Twisting and Vision Fluctuations in Teens
Retinal vascular tortuosity and vision impairment? I am 17 years old and have undergone laser surgery in both eyes due to retinopathy of prematurity. As a result, I have developed myopia as a complication and have been returning for check-ups every three months. Since February of...
Dr. Gao Pilin Reply:
Hello Claire: It is possible that your retina is unstable due to retinopathy of prematurity, which may cause a tugging sensation similar to that of blood vessels, resulting in unstable vision and images. As for the exact cause, further examination is necessary, as there are many ...[Read More] Understanding Retinal Vessel Twisting and Vision Fluctuations in Teens
Why Do Rigid Contact Lenses Make My Eyelids Feel Heavy?
Rigid gas permeable contact lenses can cause upper eyelid heaviness? Hello, I have been wearing rigid gas permeable contact lenses for almost two years and have become very accustomed to them without feeling any foreign body sensation. However, every time I put them on, I always ...
Dr. Gao Pilin Reply:
Hello K: This is one of the side effects of rigid gas permeable contact lenses, which can lead to ptosis (drooping of the eyelid). The long-term blinking causes friction between the lens and the upper eyelid, resulting in damage, inflammation, scarring of the upper eyelid, and ev...[Read More] Why Do Rigid Contact Lenses Make My Eyelids Feel Heavy?
Will a Tiny Cotton Fiber in My Eye Eventually Come Out?
Foreign body in the eye If a cotton fiber from a cotton swab gets into the eye but you do not feel anything in your eye, it is likely that the fiber will eventually work its way out on its own. The eye has natural mechanisms, such as tears and blinking, that help remove foreign p...
Dr. Gao Pilin Reply:
Hello Kelly: The small cotton fibers should be expelled along with the eye discharge and do not require additional treatment, unless the sensation of a foreign body is severe and cannot be resolved on its own, in which case an examination is necessary. In Taiwan, the ophthalmolog...[Read More] Will a Tiny Cotton Fiber in My Eye Eventually Come Out?
Dealing with Dry Eyes and Blurry Vision After LASIK Surgery
Dry eyes with a layer of fog? Doctor, I had laser vision correction three months ago. My job requires me to look at a computer for long periods. Recently, one of my eyes has been feeling very dry, and sometimes it feels painful, but not sharp. I have been using preservative-free ...
Dr. Gao Pilin Reply:
Hello, Ms. Chen: When your eyes are dry, it can feel like there is a layer of fog. Prolonged computer use can lead to eye fatigue and dryness. The current recommendation is to use preservative-free artificial tears whenever you feel discomfort due to dryness. Additionally, make s...[Read More] Dealing with Dry Eyes and Blurry Vision After LASIK Surgery
Understanding Flickering Vision in High Myopia: Causes and Concerns
Blinking visual field scintillation Hello, Doctor Gao. I am a person with high myopia (approximately -9.00 diopters). About a year and a half ago, I began experiencing symptoms of floaters. I have been going to the ophthalmologist for retinal examinations every 2 to 3 months, and...
Dr. Gao Pilin Reply:
Hello Kevin: A small flicker in your visual field may be caused by vitreous pulling on the retina. If it remains the same, there is no need to worry; the doctor will examine you during your appointment. Just inform the doctor about your condition, and don't worry about expre...[Read More] Understanding Flickering Vision in High Myopia: Causes and Concerns
Understanding Eye Pain and Swelling After Using Chloramphenicol Eye Drops
Apex Chloramphenicol 0.25% After applying the eye drops, my eyes feel stinging and swollen, and blinking also causes pain.
Dr. He Jianxian Reply:
Hello, Student Chen: If you feel uncomfortable using the eye drops, please refrain from using them for now. It is recommended to return for a follow-up appointment and discuss the medication usage further with your physician. Director He Jianxian, Ophthalmology, Nantou Hospital.[Read More] Understanding Eye Pain and Swelling After Using Chloramphenicol Eye Drops
Understanding Floaters: When to Worry About Eye Health Issues
The appearance of clusters of black spots in the field of vision? Hello, doctor! Three years ago, I underwent laser treatment on my right eye. Two weeks ago, I noticed seven small black spots that resembled floaters in my right eye, so I went to the hospital for a check-up on my ...
Dr. He Jianxian Reply:
Hello, Xun Xun: Blinking does not cause retinal tears. Based on my clinical experience, most floaters do not accompany the formation of tears, so I cannot provide a definitive answer to your question regarding probability. Director He Jianxian, Ophthalmology, Nantou Hospital.[Read More] Understanding Floaters: When to Worry About Eye Health Issues
Understanding Symptoms of Acute Posterior Vitreous Detachment in Myopia
The appearance of clusters of black spots in the field of vision, along with flashes of light when blinking? Hello, doctor. I am a patient with high myopia, with my left eye at -7.50 and my right eye at -9.50. Three years ago, three holes were found in my right eye and one in my ...
Dr. Gao Pilin Reply:
Hello, Hsun-Hsun: 1. After two weeks, the likelihood of developing a retinal tear should decrease. 2. Blinking should not be an issue. 3. There is no way to slow down the detachment; one can only try to avoid head movement when detachment occurs. If you are concerned, it is b...[Read More] Understanding Symptoms of Acute Posterior Vitreous Detachment in Myopia
Understanding Eye Flashes: Causes and Solutions for Your Vision Issues
Flashes of light above the eye? Hello doctor, I have myopia with -1.00 in my left eye and -2.70 in my right eye. I have also been experiencing floaters and recently noticed flashes of light above my eyes. Sometimes during the day, my vision will flash or become suddenly cloudy, a...
Dr. He Jianxian Reply:
Hello Terence: This type of flash is clinically referred to as photopsia, which indicates that the retina has been subjected to traction. Once the traction improves, the flashes will naturally subside. It is advised to seek medical attention promptly if you experience the followi...[Read More] Understanding Eye Flashes: Causes and Solutions for Your Vision Issues
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 Flashing Lights and Floaters: When to Seek Eye Care
The issue of floaters? Hello, doctor. This morning when I got up and walked to the living room, I suddenly felt a brief moment of darkness in my vision, almost like a flash. Could this be related to my floaters? Recently, I had two check-ups, and the doctor said there was no need...
Dr. Gao Pilin Reply:
Hello Wei: This should not be related to flashes. When you experience flashes, they appear like lightning and persist; they do not just flash once and disappear. You have recently been examined, so you can continue to observe on your own. The ophthalmology department at Puzi Hosp...[Read More] Understanding Flashing Lights and Floaters: When to Seek Eye Care
Understanding Retinal and Lens Issues After Laser Treatment: A Patient's Journey
Retinal and lens issues & changes after laser treatment? Hello, Dr. Gao! Around June, I started experiencing a flashing sensation when moving my eyes. I went to a nearby ophthalmologist for a dilated eye exam and discovered a hole in my left eye, which was immediately treated...
Dr. Gao Pilin Reply:
Hello Momo: 1. When the retina is unstable, it can be pulled by the vitreous, which may lead to a tear. It is important to avoid any head movements to prevent the retina from being torn. Since you have already undergone laser treatment, you should wait for it to heal before the ...[Read More] Understanding Retinal and Lens Issues After Laser Treatment: A Patient's Journey
Understanding Eye Health: Addressing Vision Discrepancies and Discomfort
Eyes and Vision Hello, Doctor Gao. Since March, I have significantly increased my computer usage. After returning from abroad in July, I noticed my prescription had changed. I visited a doctor and got new glasses, but no matter how the glasses are adjusted, my left eye (with a pr...
Dr. Gao Pilin Reply:
Hello Ms. Wu, Having a lower prescription does not necessarily mean better vision, as the prescription and visual acuity are not always correlated. Based on your description, the most common cause of these symptoms is fatigue. First, it is important to focus on eye care by reduc...[Read More] Understanding Eye Health: Addressing Vision Discrepancies and Discomfort