Understanding the Side Effects of Shuran Tan in Eye Care
The issue with Shuratan? Dear Director He, I have researched the side effects of brimonidine (舒而坦) and found that they include deepening of iris and eyelid pigmentation, lengthening of eyelashes, darkening of the skin around the eyes, macular edema, and iritis. Recent studies ha...
Dr. He Jianxian reply Ophthalmology
Prolonged use of Shuratane can indeed lead to eyelid drooping and darkening of the iris and eyelid color, resembling a smoky makeup effect. Other effects are minimal. In contrast, Shulutong does not have these side effects, although it may cause more irritation. - Dr. He Jianxian...[Read More] Understanding the Side Effects of Shuran Tan in Eye Care
Understanding Macular Pucker: Causes, Symptoms, and Management Options
Macular folds In the past week or two, I suddenly found it very difficult to read small text (my eyes cannot focus, making it seem like there are two letters). After a little self-testing, it seems that my left eye sees a slight wrinkling when looking at a grid. I went to the hos...
Dr. He Jianxian reply Ophthalmology
Dear Mr. Anonymous: The difficulty you are experiencing with reading small text is likely not directly related to your macular fold. It seems more probable that you are experiencing early onset presbyopia due to prolonged computer use. If you are nearsighted, I recommend reduci...[Read More] Understanding Macular Pucker: Causes, Symptoms, and Management Options
Understanding Silicone Oil Costs After Retinal Detachment Surgery
Silicone oil issues after retinal detachment surgery? Hello Doctor: I would like to ask a couple of questions: 1. I recently underwent retinal detachment surgery and required the injection of silicone oil, which I was informed would be out-of-pocket. The surgeon mentioned that th...
Dr. He Jianxian reply Ophthalmology
Hello Mr. An: The reimbursement policy for silicone oil is for recurrent retinal detachment, so the first procedure must be self-paid. Director He Jianxian, Ophthalmology Department, Nantou Hospital.[Read More] Understanding Silicone Oil Costs After Retinal Detachment Surgery
Understanding Nighttime Visual Afterimages: Causes and Concerns
After blinking at night, the residual image (light spot) is visible? Hello, doctor. Five days ago, I noticed that when I blink in the dark, I see an afterimage as if I were exposed to a bright light. The faster I blink, the brighter the color becomes (a cyan-green hue). During th...
Dr. He Jianxian reply Ophthalmology
Dear Ms. Anonymous: I have not encountered this situation in clinical practice, so I am unable to provide an answer to your question. If you continue to experience discomfort, I recommend consulting with your attending physician. Sincerely, Dr. Ho Chien-Hsien, Department of Ophth...[Read More] Understanding Nighttime Visual Afterimages: Causes and Concerns
Understanding Visual Afterimages: Causes and Concerns in Low Light
Afterimages (light spots) that can only be seen when blinking in the dark or in low-light conditions? Hello Doctor, about five days ago, I noticed that when I blink in the dark, I see a small square-shaped afterimage as if I were exposed to bright light. The faster I blink, the m...
Dr. He Jianxian reply Ophthalmology
Hello Ms. Anonymous: I have not encountered this situation in clinical practice, so I am unable to address your question. If you continue to experience discomfort, I recommend consulting with your attending physician. Dr. He Jianxian, Ophthalmology Department, Nantou Hospital.[Read More] Understanding Visual Afterimages: Causes and Concerns in Low Light
Understanding Nighttime Eye Flashes: Causes and Concerns
Flashes of light at one or two in the morning? One night, around one or two in the morning, I experienced flashes that resembled television static. I do not have a history of floaters, and the duration was about two minutes. After that, it did not occur again. I went to an ophtha...
Dr. He Jianxian reply Ophthalmology
Dear Mr. Min: Based on your description, it is difficult to determine the exact situation. However, if the retinal examination is normal, there is no need to worry too much. If you continue to experience discomfort, it is advisable to return for a follow-up appointment. Dr. He Ji...[Read More] Understanding Nighttime Eye Flashes: Causes and Concerns
Can Corneal Transplants or Artificial Lenses Help Severe Myopia?
High myopia degeneration? Hello doctor, I am asking on behalf of my mother. My mother has severe myopia of around -2000 diopters and has seen a doctor who said that her condition is deteriorating too quickly and they cannot provide further assistance. I would like to ask if corne...
Dr. He Jianxian reply Ophthalmology
Dear Ms. Hsiao-Ping, Retinal degeneration caused by high myopia cannot be improved through corneal transplantation or artificial lenses. Current technology is unable to alter the progression of the disease. Please consider this information. Sincerely, Dr. Jian-Hsien Ho Depa...[Read More] Can Corneal Transplants or Artificial Lenses Help Severe Myopia?
Understanding Blurred Vision and Abnormal ERG Results: Causes and Treatments
Blurred vision with abnormal ERG? Hello, doctor. My current vision is approximately 0.3S1200 c400. I have undergone OCT, VF, VEP, ERG, FAF, and corneal mapping. It has been confirmed that there is no color blindness or night blindness. Currently, it seems that only the amplitude ...
Dr. He Jianxian reply Ophthalmology
Dear Mr. Andy: If there are functional abnormalities in the retina, there are very few means to improve the condition. As of now, I am unable to provide effective treatment recommendations. This is for your reference. If you have any other questions, I suggest discussing them w...[Read More] Understanding Blurred Vision and Abnormal ERG Results: Causes and Treatments
Understanding High Myopia: Risks, Treatments, and Eye Care Tips
Vision problems Hello Dr. He: 1. I have high myopia, and I really don’t want to wear glasses for the rest of my life. I haven't taken good care of my eyes since childhood. 2. Why do I frequently have high intraocular pressure? 3. My myopia is -10.00 diopters, and I've ...
Dr. He Jianxian reply Ophthalmology
Dear Ms. Chen, Most individuals do not experience significant increases in myopia after reaching adulthood; however, there are some exceptions, and you may be among this group. This could explain the continuous increase in your myopic refractive error. Once the axial length of t...[Read More] Understanding High Myopia: Risks, Treatments, and Eye Care Tips
Understanding Post-Surgery Eye Pain and Foreign Body Sensation
Scleral issues I am experiencing occasional severe pain in my eye due to a sensation of foreign body pressure within 15 days post-surgery. The location of the pressure is inconsistent; sometimes it occurs, sometimes it does not. In the first 15 days after the surgery, if I did no...
Dr. He Jianxian reply Ophthalmology
Dear Miss Hsiao-Hong, Regarding the discomfort in your eyes after surgery, it is advisable to consult your surgeon for more accurate information, as I cannot confirm your post-operative condition. The formation of a new hole is certainly possible; however, as long as you receive...[Read More] Understanding Post-Surgery Eye Pain and Foreign Body Sensation
Understanding Eye Fatigue: Is It Glaucoma or Something Else?
Eye fatigue I have myopia of -600 diopters and astigmatism of -50. I now see a halo of color around lights, and my eyes sometimes feel swollen. Recently, I've been yawning a lot. Could this be glaucoma?
Dr. He Jianxian reply Ophthalmology
Hello Mr. Fei Xiang: Your description suggests a suspicion of acute glaucoma causing the "iris" phenomenon. This condition typically does not occur in individuals with natural high myopia. Your situation is likely just eye fatigue, for your reference. Director He Jianxi...[Read More] Understanding Eye Fatigue: Is It Glaucoma or Something Else?
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 Ophthalmology
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
Managing High Eye Pressure and Dry Eye Syndrome: Key Questions Answered
High intraocular pressure + dry eye syndrome Previously, my intraocular pressure was 23-24. The doctor prescribed me Iopidine, bottled artificial tears, bottled eye drops, and tear film ointment, along with self-paid single-dose artificial tears. After a month, during my follow-u...
Dr. He Jianxian reply Ophthalmology
Hello Miss Mei: 1. The use of intraocular pressure-lowering medications should be based on a high suspicion of glaucoma. If the corneal thickness is normal but intraocular pressure is elevated, and there are defects in visual field testing or abnormalities in OCT examination, pl...[Read More] Managing High Eye Pressure and Dry Eye Syndrome: Key Questions Answered
Post-Retinal Detachment Surgery: Managing Complications and Concerns
Post-retinal detachment surgery Dear Doctor, I underwent surgery for retinal detachment around the end of September. After the surgery, I followed the doctor's advice to lie face down, but I experienced significant postoperative bleeding, severe enough that my eye was fill...
Dr. He Jianxian reply Ophthalmology
Hello Casper: First, let me clarify that silicone oil is transparent. Generally, if silicone oil is present in the eye for a period of time, it may be considered for removal, unless there is a concern about retinal detachment, in which case it may not be removed. As for why your ...[Read More] Post-Retinal Detachment Surgery: Managing Complications and Concerns
Arginine and Its Impact on Eye Pressure: Benefits and Cautions for Glaucoma Patients
Arginine lowers intraocular pressure by being converted into nitric oxide (NO)? There is some information suggesting that arginine may be beneficial for intraocular pressure in glaucoma. However, dietary supplement warnings often advise individuals with glaucoma, herpes, myocardi...
Dr. He Jianxian reply Ophthalmology
Hello, it is possible that this is the reason you mentioned, because if glaucoma patients take this arginine without seeking medical attention, they could risk blindness. Director He Jianxian, Ophthalmology Department, Nantou Hospital.[Read More] Arginine and Its Impact on Eye Pressure: Benefits and Cautions for Glaucoma Patients
Understanding Right Eye Pain: Causes and Self-Care Tips
Right eye pain? Hello, doctor. I have the following concerns: 1. My right eye has a prescription of -700 diopters and I experience floaters. For the past four days, I have been experiencing pain in my right eye and orbit, which is more intense when I look towards the 3 o'c...
Dr. He Jianxian reply Ophthalmology
Dear elderly lady: Based on your description, it is difficult to determine the cause of your pain. Regarding the visual field loss, I recommend that you visit a large hospital for further examination. As for the phenomenon of visual persistence when closing your eyes, it likely d...[Read More] Understanding Right Eye Pain: Causes and Self-Care Tips
Understanding Macular Degeneration Treatment: Key Questions and Concerns
Questions about the treatment of macular degeneration? I have high myopia (left eye -1050 diopters, right eye -1250 diopters). In February 2019, I was diagnosed with macular degeneration in my right eye, which recurred once this February, both instances being dry degeneration. In...
Dr. He Jianxian reply Ophthalmology
Hello Angelina: Visual distortion caused by macular degeneration may not fully recover even after treatment. Generally, the treatment approach taken by the physicians in Vietnam follows standard protocols, so you can be reassured. If you are considering pregnancy, it is recommend...[Read More] Understanding Macular Degeneration Treatment: Key Questions and Concerns
Understanding Visual Fluctuations When Lying Down Without Glasses
Lying in bed without my glasses and looking at the ceiling, I can feel a sense of fluctuation? In August, I went for an examination for floaters. Later, I experienced sudden flashes of darkness. At the end of October and the beginning of November, I visited two ophthalmology clin...
Dr. He Jianxian reply Ophthalmology
Hello, Anonymous: Based on your description, I am unable to understand the actual situation, and therefore cannot provide a response. I recommend discussing this with your attending physician. Dr. He Jianxian, Department of Ophthalmology, Nantou Hospital.[Read More] Understanding Visual Fluctuations When Lying Down Without Glasses
Increase in Floaters After Laser Treatment: What You Need to Know
Increased floaters after laser treatment? Hello Doctor: On October 19, I went to the clinic for an examination because I was seeing flashes of light in my eyes. The doctor said the retina at the 9 o'clock position was thinner and performed laser treatment to repair it, advis...
Dr. He Jianxian reply Ophthalmology
Hello Li-Juan: If you suddenly notice an increase in floaters or experience flashes of light, it is advisable to schedule a follow-up dilated eye examination. Dr. Ho Chien-Hsien, Ophthalmology Department, Nantou Hospital.[Read More] Increase in Floaters After Laser Treatment: What You Need to Know
Understanding Shadowing in the Eye: Is It a Sign of Glaucoma?
Excessive moisture retention Due to my field of study, a few days ago during an iris examination, a classmate used a penlight to shine on my iris and noticed a slight shadow in my left eye (suspected to be a crescent shadow), while the other eye showed no such finding. Could this...
Dr. He Jianxian reply Ophthalmology
Hello, Turtle: Even professional physicians find it difficult to diagnose glaucoma using a penlight examination. It is recommended that if there are any concerns, you should still visit an ophthalmologist for a thorough examination. Director He Jianxian, Ophthalmology Department,...[Read More] Understanding Shadowing in the Eye: Is It a Sign of Glaucoma?