Post-Retinal Laser Treatment: Understanding Increased Visual Disparity
After retinal laser treatment, the disparity between the two eyes has increased? Hello, doctor. 1. I received my glasses on July 8, 2022, with myopia and astigmatism measurements of -5.25/1.50 for the left eye and -6.25/0.75 for the right eye, with corrected vision of 1.02 in b...
Dr. He Jianxian Reply:
Dear Miss Ming, 1. Generally, retinal laser treatment does not cause changes in refractive error; any changes in refractive error may be due to other reasons. 2. It is recommended that you monitor your refractive error for a period of time to see if it continues to increase. Di...[Read More] Post-Retinal Laser Treatment: Understanding Increased Visual Disparity
Flashes of Light When Turning with Eyes Closed: Should You Worry?
Seeing flashes of light while closing your eyes and moving can be a phenomenon known as "phosphene." Phosphenes are the perception of light without light actually entering the eye, often caused by pressure on the retina or stimulation of I would like to inquire about ex...
Dr. He Jianxian Reply:
Hello Miss Huahua: When the eyeball moves vigorously, it can cause the vitreous to shift, which may pull on the retina and create a phenomenon known as "flashes." In some cases, this can actually lead to a retinal tear. Therefore, it is advised not to intentionally make...[Read More] Flashes of Light When Turning with Eyes Closed: Should You Worry?
Understanding Fixed Black Spots in Vision: Possible Eye Conditions
Black spots in the eyes? I have high myopia and astigmatism of 1000 degrees in both eyes. I've had floaters since my teenage years, which are quite severe, but I've gotten used to them. Recently, I've noticed that my right eye occasionally sees a very noticeable bl...
Dr. He Jianxian Reply:
Hello Ms. Chen: The blinking caused by a true pathological condition will not go away. I recommend that you find some time to have a dilated eye examination with an ophthalmologist. Dr. He Jianxian, Ophthalmology Department, Nantou Hospital.[Read More] Understanding Fixed Black Spots in Vision: Possible Eye Conditions
Post-Vitreous Surgery and Retinal Detachment: What to Expect
Post-vitrectomy and post-retinal detachment surgery? Hello Doctor, I have a retinal detachment in my left eye. On July 20, the doctor performed a vitrectomy, filling it with air and heavy liquid. It has now been five weeks, and I notice that straight lines appear slightly distort...
Dr. He Jianxian Reply:
Hello Amelia: The distortion in the straight line may take some time to recover. As for the black circle below, it should theoretically be gas; however, after five weeks, the gas should have been fully absorbed. I hope this information is helpful to you. Director He Jianxian, Oph...[Read More] Post-Vitreous Surgery and Retinal Detachment: What to Expect
Understanding Vision Changes After Recurrent Styes: Causes and Solutions
After developing a stye, vision may decrease? In March of this year, I suddenly developed a stye on my left upper eyelid, which resolved after about two weeks of medication and topical treatment. A few weeks later, around early June, the stye reappeared in the same location and a...
Dr. Gao Pilin Reply:
Hello: The pressure from a stye can potentially cause astigmatism to develop. Moreover, this type of astigmatism is often difficult to correct with contact lenses. After some time, once the stye has completely healed and the cornea is no longer under pressure, it is possible for ...[Read More] Understanding Vision Changes After Recurrent Styes: Causes and Solutions
Understanding Foggy Vision After SMILE Laser Surgery: Is It Normal?
Post-SMILE laser procedure sensation of moisture or fog? Hello, doctor. I underwent SMILE Pro surgery in mid-April, and my vision check showed 1.2 in both eyes. About two months later, the foggy vision has mostly disappeared. However, since I have been taking Aletheia, I often ex...
Dr. Gao Pilin Reply:
Hello: Aripiprazole may cause some side effects related to the eyes, including dry eye symptoms and blurred vision. This could be one of the reasons for the sensation of fogginess you experience while taking aripiprazole. However, whether this symptom is considered normal require...[Read More] Understanding Foggy Vision After SMILE Laser Surgery: Is It Normal?
Sudden Darkening of Vision: Causes and When to Seek Help
Sudden loss of vision or temporary blackout in one eye? Hello Doctor: I am a patient with high myopia, with both eyes having a myopic prescription of over -1000. I have noticed that when I wake up in the morning (around 5-6 AM, just before dawn) and my eyes are still closed, my v...
Dr. Gao Pilin Reply:
Hello: This situation is usually unlikely to be an ocular stroke (retinal artery occlusion), as ocular strokes typically present with sudden vision loss, which may involve blurriness or loss of vision in a specific part of the visual field. It is recommended that you visit an oph...[Read More] Sudden Darkening of Vision: Causes and When to Seek Help
Understanding Eye Issues: When to Worry About Your Vision
Fundus examination eye problems? Sometimes when I look at things, they appear distorted, and in the morning, my vision is foggy for a few minutes before it clears up. Occasionally, I see dark spots floating in my vision, and sometimes there are flashes of light, especially when t...
Dr. Liang Ce Reply:
Recommendations: 1. Discuss the above situation further with your attending physician. 2. Alternatively, seek consultation at another ophthalmology medical facility. Thank you. Wishing you good health![Read More] Understanding Eye Issues: When to Worry About Your Vision
Why Do I See Oval Shadows on White Walls When Lying Down?
When lying on my back and waking up, I see an oval black shadow on the white wall? Hello Doctor, when I wake up lying on my back, I often see large oval black shadows on the white wall in my field of vision. These shadows are fixed and not like the drifting type associated with f...
Dr. Gao Pilin Reply:
Hello: This phenomenon may be caused by vitreous floaters. When lying down, the floaters settle in front of the retina, making them appear particularly large. If you change your position, they move to another area, and you may not see them. I recommend that you visit an ophthalmo...[Read More] Why Do I See Oval Shadows on White Walls When Lying Down?
Understanding Elliptical Shadows in Vision: Causes and Concerns
Supine shadow Hello Doctor, thank you very much for your response. I forgot to mention in my previous question that I see the same oval black shadow with both eyes. When I close each eye individually, I still see the same shape. The oval black shadow does not appear when I sleep ...
Dr. Gao Pilin Reply:
Hello: The reason is the same as I mentioned before; both eyes may have vitreous floaters. Sleeping in a semi-reclined position with your head elevated can prevent the floaters from settling near the retina. If you sleep on your back, you may see them more clearly. First, rule ou...[Read More] Understanding Elliptical Shadows in Vision: Causes and Concerns
Understanding Red Eyes and Eye Pressure: Causes and Solutions
Corneal issues and intraocular pressure? Hello, doctor. Recently, whenever I wear contact lenses for an extended period, my conjunctiva becomes red, but I haven't touched the cornea, which has a white ring around it. However, the entire conjunctiva is red! I previously consu...
Dr. Gao Pilin Reply:
Hello: 1. Red eyes accompanied by conjunctival hyperemia: You may have been wearing contact lenses for an extended period, and previous use of eye drops due to red eyes may have increased the sensitivity of your conjunctiva, making it prone to hyperemia. This could be due to ir...[Read More] Understanding Red Eyes and Eye Pressure: Causes and Solutions
Understanding Vitreous Detachment: Symptoms, Treatment, and Eye Care Tips
Vitreous body 1. Is vitreous detachment and opacification primarily a result of the aging process leading to vitreous degeneration? 2. Does vitreous detachment require treatment? Under what circumstances is treatment necessary? How can one maintain eye health? 3. Can a fundus pho...
Dr. Gao Pilin Reply:
Hello: 1. Vitreous detachment and opacities are typically not caused by age, but rather due to the aggregation of proteins or fibrous changes within the vitreous body. While aging may increase the risk of occurrence, it is not the sole cause. 2. In most cases, mild vitreous detac...[Read More] Understanding Vitreous Detachment: Symptoms, Treatment, and Eye Care Tips
Understanding Eye Pressure and Symptoms: Is Your Vision at Risk?
The eyes feel swollen? Hello, doctor. I apologize for taking up your valuable time again. Since I last asked my question, I visited an ophthalmology clinic, and the results showed that both of my eyes have myopia of over 400 degrees (which is the same as the last measurement). Ad...
Dr. Gao Pilin Reply:
Hello: You mentioned that your intraocular pressure is at a critical level. Elevated intraocular pressure may be one of the potential risk factors for glaucoma, but based solely on the information you provided, it is not possible to determine if the halos are entirely caused by t...[Read More] Understanding Eye Pressure and Symptoms: Is Your Vision at Risk?
Understanding Eye Fatigue: Symptoms, Tests, and Sensitivity to Light
Dryness and discomfort, fundus examination, flashes in the eyes? Hello doctor, I previously visited a clinic where they told me I had eye strain but didn’t perform any tests. Then I went to another clinic to see an ophthalmologist, and they also said it was eye strain. Is the fun...
Dr. Liang Ce Reply:
Recommendations: 1. Discuss the above situation further with your attending physician. 2. Alternatively, seek a consultation at another ophthalmology clinic. Thank you. Wishing you good health![Read More] Understanding Eye Fatigue: Symptoms, Tests, and Sensitivity to Light
Understanding Temporary Visual Disturbances: When to Seek Eye Care
Inquiry Consultation Dear Dr. Gao, I would like to ask you a question. Last night, while I was putting on my pajamas, I experienced a brief episode (lasting 3 to 5 seconds) of seeing stars in my vision. This occurred possibly due to my head movement being more pronounced or the ...
Dr. Gao Pilin Reply:
Hello: A1. Head movements or slight pressure from pajamas on the eyes may cause a temporary phenomenon of seeing stars, which is usually a normal physiological response and generally does not require excessive concern. The appearance of stars may be due to temporary visual stimul...[Read More] Understanding Temporary Visual Disturbances: When to Seek Eye Care
Post-Vitrectomy Gas Retention: Common Concerns and Solutions
Six weeks after right eye vitrectomy, the gas has not dissipated, making it difficult to wear glasses for vision correction? I have approximately 1500 diopters in both eyes. My right eye experienced macular traction on July 12 and underwent vitrectomy with intravitreal C3F8 gas i...
Dr. Gao Pilin Reply:
Hello: 1. The time for gas to dissipate after surgery varies from person to person, and in some cases, it may take longer. However, the presence of gas typically does not directly cause cataracts. Gas does not increase the risk of cataracts, but if you have any concerns, it is ...[Read More] Post-Vitrectomy Gas Retention: Common Concerns and Solutions
Are There Side Effects of Preventive Laser Surgery for the Retina?
Are there any side effects from preventive laser surgery? Hello Doctor! Three days ago in the afternoon, I underwent a scatter laser examination, and the doctor recommended that I need to have a preventive focal retinal laser surgery because the retina in the lower part of my rig...
Dr. Gao Pilin Reply:
Hello: Based on your description, you have experienced some new symptoms after undergoing localized retinal laser surgery. Here are my recommendations: 1. Black spots phenomenon: The sensation of having black spots in your line of sight after surgery may be normal, especially d...[Read More] Are There Side Effects of Preventive Laser Surgery for the Retina?
Understanding Black Shadows and Flashes in Your Vision: What to Know
The appearance of shadows and flashes in the eyes? Hello Doctor, I have floaters in my vision, but I recently had a dilated eye exam, and the doctor told me there were no issues. However, today my eyes felt a bit strained, so I decided to close them for a short rest. When I close...
Dr. Gao Pilin Reply:
Hello: Since you have previously undergone a dilated eye exam and were informed that there were no issues, but you are now experiencing new symptoms, I recommend that you visit an ophthalmologist again to describe your current symptoms. The doctor may need to conduct further eval...[Read More] Understanding Black Shadows and Flashes in Your Vision: What to Know
Understanding Color Perception Issues with Photochromic Lenses
Eye problems Hello, doctor. I would like to ask two questions. After class today, while walking home, I noticed something unusual. I have photochromic glasses, and as I was walking, I suddenly saw a small section of the sidewalk appear to have a faint reddish-purple tint. When I ...
Dr. Gao Pilin Reply:
Hello: This situation is usually not indicative of a disease, but rather a natural phenomenon related to optical properties, reflection, and scattering. The characteristics of light, especially in the context of different colors, can affect our perception of the color of objects....[Read More] Understanding Color Perception Issues with Photochromic Lenses
Understanding Floaters: Why Sleep Deprivation Causes Visual Disturbances
Floaters in the vision upon waking up? Hello, doctor. I would like to ask you about my condition. I have floaters in my vision, and starting two days ago, I have been going to bed later and waking up early, and I also took a nap. When I open my eyes after the nap, I experience a ...
Dr. Cai Wenyuan Reply:
Monitor the symptoms, and if they persist, seek medical evaluation.[Read More] Understanding Floaters: Why Sleep Deprivation Causes Visual Disturbances