Understanding Vitreous Traction and Surgery for High Myopia
Traction issues Hello, I would like to ask about a case of myopia over 600 degrees, where the left eye has a visual acuity of 0.5, and there is vitreous traction on the macula. The imaging shows significant traction (with folds, and no tears or splitting in the macula). There is ...
Dr. He Jianxian reply Ophthalmology
Dear Ms. W: 1. Whether additional steps need to be taken during the surgery is something you should discuss with your attending physician, as I cannot provide an answer to that. Generally, the likelihood of developing cataracts after surgery is high. 2. The posture or movements...[Read More] Understanding Vitreous Traction and Surgery for High Myopia
Understanding Cataract Surgery Options After Vitrectomy: What You Need to Know
Cataract, lens? Hello, I would like to ask: 1. With a myopia of 600 degrees and having undergone vitrectomy due to vitreomacular traction, if cataracts develop afterward, can I choose femtosecond laser surgery? Or is only conventional cataract surgery an option? Is it true that a...
Dr. He Jianxian reply Ophthalmology
Hello, Miss: 1. The choice of cataract surgery technique is not significantly related to the vitreous surgery performed previously, and there are no specific restrictions on the selection of the intraocular lens. 2. Vision loss caused by macular traction may not show significa...[Read More] Understanding Cataract Surgery Options After Vitrectomy: What You Need to Know
Understanding Retinal Tears: Laser Surgery Insights and Patient Concerns
Retinal tear laser surgery I have myopia of about 400 degrees and some floaters. Recently, my eyes have been feeling swollen and painful, so I went to the hospital for an eye examination. The doctor said there is a slight retinal tear in my right eye and recommended laser treatme...
Dr. He Jianxian reply Ophthalmology
Dear concerned individual: 1. If you are still worried, you may seek a second opinion from another clinic. 2. The two issues are generally unrelated. 3. If there is indeed a tear, laser treatment is recommended, as it significantly reduces the risks. 4. You can go for a run. 5. T...[Read More] Understanding Retinal Tears: Laser Surgery Insights and Patient Concerns
Post-Surgery Care for Styes: When to Use Medication on Eyelids
Please let me know what you would like to ask? I would like to ask about a stye. After the surgery, the doctor prescribed Betaderm ointment to be applied to the outer eyelid wound and the inner eyelid. After applying it for 10 days, I still feel a small chalazion swelling on my e...
Dr. He Jianxian reply Ophthalmology
Mr. Chen Yi-jie has questions regarding the use of the medication; it is recommended to consult the surgeon. If there are any discomforts, he should return for an earlier consultation. Director He Jian-xian, Ophthalmology Department, Nantou Hospital.[Read More] Post-Surgery Care for Styes: When to Use Medication on Eyelids
Understanding Visual Impairment from Herpes Zoster Keratitis
Corneal damage and blurred vision due to herpes zoster keratitis? Hello, doctor! I would like to ask about my situation. I have corneal damage caused by the herpes zoster virus, and during the vision examination, my visual acuity could not be measured, and I also could not see th...
Dr. He Jianxian reply Ophthalmology
Hello Mr. Shen: The clinical criteria for disability recognition are clearly defined, requiring that both eyes' vision be affected in order to meet the criteria. Visual impairment in one eye alone does not constitute a disability. Director He Jianxian, Ophthalmology Departme...[Read More] Understanding Visual Impairment from Herpes Zoster Keratitis
Understanding Flashing Lights in Vision: Causes and Concerns
Seeing flashes of light when opening your eyes? Sometimes, after tightly closing my eyes and then opening them, I see flashes of light. However, I had my retina examined three weeks ago, and there were no issues.
Dr. He Jianxian reply Ophthalmology
Hello Markll: Forcefully closing your eyes is equivalent to applying external pressure on the eyes. After relaxing, the pressure response may cause the retina to be pulled, which could lead to seeing flashes of light. It is advisable not to frequently perform this action. Directo...[Read More] Understanding Flashing Lights in Vision: Causes and Concerns
Post-Cataract Surgery Questions: Vision Clarity and Lens Performance
Questions after cataract surgery and lens replacement? I had cataract surgery on my right eye three weeks ago, using Alcon non-diffractive multifocal intraocular lenses. The doctor said the surgery was successful and my vision is 20/20. However, when I intentionally use my right ...
Dr. He Jianxian reply Ophthalmology
Hello Mr. Ming-Yun: The visual experience with multifocal intraocular lenses can vary from person to person; some individuals are very satisfied, while others may find it not as good as expected. Regarding glare, if the pupil is larger at night, this condition may occur. Consider...[Read More] Post-Cataract Surgery Questions: Vision Clarity and Lens Performance
Understanding Post-Cataract Surgery Vision: Balancing Near and Far Sight
Post-cataract surgery A netizen told me that during cataract surgery, doctors typically do not aim for a vision of 1.0 (20/20) and intentionally leave about 1 diopter of hyperopia, fearing that the patient may develop hyperopia in the future. Is there any truth to this? My right ...
Dr. He Jianxian reply Ophthalmology
Hello Mr. Ming-Yun: Essentially, it is true that the power of the intraocular lens may change slightly over time, which is difficult to overcome. However, reserving an additional 100 degrees is intended to facilitate near vision, not to prevent future hyperopia. Director He Jian-...[Read More] Understanding Post-Cataract Surgery Vision: Balancing Near and Far Sight
Managing Eye Flashes and Floaters: Treatment Options and Concerns
Flashing edema Hello Doctor, I currently have floaters (in my left eye) and flashes (in my left eye). I have a history of microvascular bleeding in my right eye, but I do not have issues with high blood pressure or diabetes. I often read and use the computer. My questions are: ...
Dr. He Jianxian reply Ophthalmology
Dear Ms. Marilian, 1. Vitreous degeneration is irreversible, so medication will not improve your symptoms. 2. Retinal edema should primarily be managed by a retinal specialist, as general eye drops are not very effective. 3. This condition is unlikely to occur. Sincerely, ...[Read More] Managing Eye Flashes and Floaters: Treatment Options and Concerns
Post-Retinal Detachment Surgery: Common Concerns and Recovery Tips
Post-retinal detachment surgery Hello, doctor. I would like to ask a few questions. 1. My father underwent surgery for retinal detachment on June 29, but the doctor did not specify that he must sleep in a prone position. It has been over a month, and although there has been som...
Dr. He Jianxian reply Ophthalmology
Dear Mr. Anonymous, 1. Depending on the type of retinal detachment surgery performed, it is not always necessary to sleep in a prone position. After the retina is reattached, there may be temporary visual distortion, but the long-term outcome will depend on the status of the ret...[Read More] Post-Retinal Detachment Surgery: Common Concerns and Recovery Tips
Understanding Eye Shadows: Symptoms and Concerns After Macular Hemorrhage
Eye floaters? Hello Doctor, I experienced a macular hemorrhage in my left eye on June 17, 2023. However, in mid-August, I encountered three situations: 1. In dark environments, before my eyes adapt to the darkness, when I close my eyes for a second and then open them, I notice ...
Dr. He Jianxian reply Ophthalmology
Hello Mr. Ah Wei: The phenomena you mentioned are not quite normal. I recommend that you regularly visit an ophthalmologist for retinal monitoring and examination. Director He Jianxian, Ophthalmology, Nantou Hospital.[Read More] Understanding Eye Shadows: Symptoms and Concerns After Macular Hemorrhage
Understanding Vision Issues: White Grids and Ring Shapes in Eyes
There is a halo around the eyes? Hello Doctor: On August 4th, I underwent a dilated eye examination due to a significant increase in floaters in both eyes. The results showed that I had holes in both eyes, and the hospital performed laser treatment on one eye immediately. The oth...
Dr. He Jianxian reply Ophthalmology
Hello Ms. Wu: 1. I have not encountered any patients with similar conditions, so I cannot provide a specific answer. However, if there is indeed a problem, theoretically, abnormal phenomena would not resolve on their own. 2. A follow-up examination would likely yield more accurat...[Read More] Understanding Vision Issues: White Grids and Ring Shapes in Eyes
Understanding Retinopathy of Prematurity: Vision Recovery Options Explored
Retinopathy of Prematurity (ROP) Currently 22 years old, born prematurely at 24 weeks. Due to receiving high concentrations of oxygen, I developed stage 3 ROP and underwent laser photocoagulation treatment in both eyes. Currently, my left eye vision is 1.0 and my right eye vision...
Dr. He Jianxian reply Ophthalmology
Dear Mr. Liu Yun-nan: You have been diagnosed with macular degeneration. Based on this diagnosis, it is generally not possible to improve the condition. This is for your reference. Director He Jian-xian, Ophthalmology, Nantou Hospital[Read More] Understanding Retinopathy of Prematurity: Vision Recovery Options Explored
Understanding Eye Symptoms: Are Your Floaters a Sign of Retinal Issues?
Hello, Doctor: I have myopia of about 150 degrees and mild floaters. Recently, after closing and then opening my left eye, I occasionally see a circular dark shadow (I also see a similar bright shape when my eyes are closed) that seems to linger for about 0.5 to 1 second before d...
Dr. He Jianxian reply Ophthalmology
Hello, Miss Anonymous: The most common cause of floaters in this situation is vitreous degeneration of the optic nerve head. However, based on your age, it seems quite young for this type of degeneration. Generally, if it is this type of degeneration, there is no need to worry to...[Read More] Understanding Eye Symptoms: Are Your Floaters a Sign of Retinal Issues?
Understanding Macular Pucker: Surgery Risks and Recovery Insights
Macular folds Hello, Doctor: I previously underwent a vitrectomy with gas tamponade due to retinal detachment, followed by cataract surgery with intraocular lens implantation. Now, I need to undergo another vitrectomy due to macular folds. I have a few questions: 1. After this ...
Dr. He Jianxian reply Ophthalmology
Dear Ms. Wang Bichia: 1. The surgical theory for this procedure should not change the prescription. 2. The intraocular lens does not need to be replaced again. 3. Generally, macular folds are considered for treatment only if there is a significant decline in vision or distort...[Read More] Understanding Macular Pucker: Surgery Risks and Recovery Insights
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 Ophthalmology
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 Ophthalmology
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 Ophthalmology
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
Understanding Flashing Lights and Preventive Laser Treatment for Floaters
Floaters and flashes after receiving preventive laser treatment? Hello, doctor. I have floaters, and recently for the past 1-2 days, I have been seeing flashes and lightning outdoors at night. After an eye examination at the clinic, the doctor said there were no issues, but menti...
Dr. He Jianxian reply Ophthalmology
Hello Mr. Kai-Kai: Preventive laser treatment for the retina is aimed at stabilizing the thinned peripheral retina, so even if the retina unfortunately tears in the future, it will not detach. As for how long it takes for a tear to lead to detachment, this cannot be determined in...[Read More] Understanding Flashing Lights and Preventive Laser Treatment for Floaters
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 Ophthalmology
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