Understanding Multifocal Lenses: Myopia and Presbyopia Challenges
Issues with myopia and presbyopia when fitting multifocal lenses? I have myopia of -2.25 diopters and have been wearing glasses for many years. Recently, I have had to take off my glasses to read documents or look at computer screens. Due to work requirements, I was referred by a...
Dr. Wang Zhangji Reply:
Hello: If you have no issues with the trial contact lenses, I suspect the problem may not be with your eyes. I would recommend avoiding multifocal lenses and trying simple reading glasses instead, as this might resolve the issue. Sincerely, Dr. Wang Zhang-ji, Ophthalmologist.[Read More] Understanding Multifocal Lenses: Myopia and Presbyopia Challenges
Why My Daughter's Myopia Measurements Keep Changing: A Parent's Concern
The degree of myopia varies with each measurement? Dear Dr. Wang, My daughter originally had myopia of about 200-300 degrees with astigmatism (wearing daily disposable soft contact lenses). On July 27, due to insufficient prescription, she was fitted with a pair of extended wear...
Dr. Wang Yuwei Reply:
Typically, this situation occurs due to the contraction of the ciliary muscle, leading to an increase in refractive error and resulting in blurred vision. The approach to manage this is to use a strong mydriatic agent to determine the true prescription, or to employ certain techn...[Read More] Why My Daughter's Myopia Measurements Keep Changing: A Parent's Concern
Is It Safe to Wear Rigid Gas Permeable Contacts with a Higher Prescription?
Rigid Gas Permeable (RGP) Contact Lenses After wearing daily disposable contact lenses for a while, I have switched back to my previous rigid gas permeable (RGP) lenses. However, my prescription has changed, and my current uncorrected vision is 750 degrees, while my RGP lenses ar...
Dr. Wang Ziyang Reply:
The difference between the true prescription and rigid gas permeable contact lenses primarily affects vision; however, the real concern lies in the diameter and curvature of the lenses. If the size and curvature are not appropriate, they can cause significant damage to the cornea...[Read More] Is It Safe to Wear Rigid Gas Permeable Contacts with a Higher Prescription?
Allergic Conjunctivitis or Stye: How to Differentiate and Treat?
Allergic conjunctivitis or stye? I have had styes about three times in the past, and at that time, the doctor suggested it might be due to staying up late and high stress. Recently, both of my eyes have been uncomfortable, and I noticed a sharp pain in my right eye. The next day,...
Dr. Wang Ziyang Reply:
1. The initial stage of a stye is the acute phase, and it is not advisable to drain pus immediately, as this may lead to the development of cellulitis. 2. Sometimes allergic conjunctivitis and a stye can coexist, and it requires an experienced physician to differentiate between t...[Read More] Allergic Conjunctivitis or Stye: How to Differentiate and Treat?
Understanding Amblyopia: Can Vision Correction Still Help After Age Nine?
Regarding unilateral amblyopia? I have amblyopia in one eye and I am about to move up a grade. I have not been wearing corrective glasses until now. Is it still possible to correct it? Many people say that after the age of nine, it becomes very difficult to correct. Also, I would...
Dr. Liu Jingxian Reply:
Hello Ms. Chen, What is "amblyopia"? Amblyopia refers to a condition where, after the normal developmental period of the eyes, one or both eyes cannot achieve the best corrected visual acuity of 0.8 or above with glasses, despite the absence of any pathological changes...[Read More] Understanding Amblyopia: Can Vision Correction Still Help After Age Nine?
Managing Keratoconus, Uveitis, and Amblyopia: Challenges and Solutions
Keratoconus, uveitis, amblyopia? A family member has severe keratoconus and underwent a corneal transplant in the right eye two years ago. However, due to accompanying severe amblyopia, the vision in the right eye has not improved, with the best-corrected visual acuity measured a...
Dr. Ke Meilan Reply:
Dear Netizen: 1. After corneal transplantation, using laser treatment to improve astigmatism carries a high risk and requires thorough evaluation. 2. With uveitis in the left eye, the transplanted cornea is more likely to fail; it is necessary to wait for the inflammation to s...[Read More] Managing Keratoconus, Uveitis, and Amblyopia: Challenges and Solutions
How to Safely Remove a Stuck Contact Lens After Eye Injury
Unable to remove contact lenses? Hello Dr. Wang, I sustained an impact to the area around my right eye while playing basketball. After applying ice, I have the following symptoms: 1. Swelling and redness of the lower eyelid, 2. My contact lens has become dislodged and I cannot re...
Dr. Wang Zhangji Reply:
Hello: The redness of the lower eyelid is caused by trauma. In outpatient clinics, we often encounter patients who complain that they cannot remove their contact lenses. Upon examination, it is found that in most cases, the contact lenses are no longer present; instead, the corne...[Read More] How to Safely Remove a Stuck Contact Lens After Eye Injury
Understanding Corneal Inflammation: Risks and Treatment Options
Keratitis Hello Doctor: Recently, my eyes have been filled with blood vessels, and I am sensitive to light and experiencing foreign body sensations. When I consulted a doctor, they said I have corneal inflammation, and the blood vessels are extending towards the center of my corn...
Dr. Zhang Yanrui Reply:
Are you referring to contact lenses? Typically, the presence of neovascularization indicates that you have been wearing them for too long or that the contact lenses have poor oxygen permeability. If the blood vessels grow into the center of the cornea, it can lead to the death of...[Read More] Understanding Corneal Inflammation: Risks and Treatment Options
Understanding Macular Degeneration: Causes, Symptoms, and Treatment Options
Macular degeneration Hello Dr. Chang, I am a person with high myopia. For the past one to two years, my vision tests have not been able to reach 1.0. Even with stronger lenses, I can only see 0.6 in one eye and 0.8 in the other. However, when looking at the eye chart, it's ...
Dr. Zhang Yanrui Reply:
Rigid gas permeable (RGP) contact lenses are indeed healthier for the eyes, but they have the drawback of causing a significant foreign body sensation. Additionally, in the afternoon, a layer of lipids can form on the lenses, preventing tears from adhering properly, which leads t...[Read More] Understanding Macular Degeneration: Causes, Symptoms, and Treatment Options
Are Contact Lenses Causing Your Headaches and Fatigue?
Issues with contact lenses? I often experience headaches and fatigue when wearing contact lenses, but sometimes I don't have headaches. Does this mean that contact lenses are not suitable for me?
Dr. Zhang Yanrui Reply:
Headaches and fatigue may be caused by an incorrect prescription for contact lenses or poor astigmatism correction, so it is advisable to investigate the issue further.[Read More] Are Contact Lenses Causing Your Headaches and Fatigue?
Understanding Discomfort with Rigid Contact Lenses for High Myopia
Rigid gas permeable contact lenses Dear Doctor, I haven't worn contact lenses for a year. Previously, I used soft lenses, but recently I switched to rigid gas permeable lenses, as I've heard they are better for people with high myopia like me. However, after wearing th...
Dr. Zhang Yanrui Reply:
Rigid gas permeable contact lenses are indeed healthier for the eyes, but they have the drawback of causing a significant foreign body sensation. Additionally, in the afternoon, a layer of lipids can form on the lenses, preventing tears from adhering properly and leading to blurr...[Read More] Understanding Discomfort with Rigid Contact Lenses for High Myopia
Challenges with Contact Lenses: Removal Difficulties and Prescription Options
Contact lenses 1. I have been having difficulty removing my contact lenses lately; it takes a long time to take them out. I wear them for about ten hours a day, but I have worn many pairs before without this issue. I recently changed my contact lens solution; could this be relate...
Dr. Ke Meilan Reply:
Hello: 1. The most likely cause is dry eyes, which is related to the high evaporation rate of contact lenses with high water content. You can apply a drop of saline solution before removing the contact lenses. 2. It is possible. 3. Sincerely, Dr. Mei-Lan Ke, Ophthalmologist.[Read More] Challenges with Contact Lenses: Removal Difficulties and Prescription Options
Understanding Rapid Vision Changes: Causes and Treatment Options
The eyes are tearing, vision is becoming increasingly blurred, and there is a feeling of approaching blindness? A week before I enlisted, I went to get glasses, and my refractive error was measured at 150 degrees. Now, just two months later, my vision feels increasingly blurry, t...
Dr. Ke Meilan Reply:
Hello: During your vacation, please take the opportunity to get a corneal topography done at the hospital. If it is confirmed to be keratoconus (and astigmatism exceeds 400 degrees), please have the doctor issue a certificate. Following that, proceed gradually according to nation...[Read More] Understanding Rapid Vision Changes: Causes and Treatment Options
Unusual Yellow Discharge from My Left Eye: Causes and Solutions
I have abnormal floaters in my left eye! I have noticed abnormal discharge from my left eye, which is light yellow in color. I hadn't worn my contact lenses for a long time, but after wearing them for a short period, I experienced some pain. The next day, when I wore them ag...
Dr. Wang Ziyang Reply:
It is possible that an infection in the eye is causing the presence of discharge. If there is already an inflammatory response in the eye, it is advisable to treat the condition first before wearing contact lenses.[Read More] Unusual Yellow Discharge from My Left Eye: Causes and Solutions
Persistent Eye Inflammation: What to Do After Six Months of Treatment?
Keratitis has been treated for six months, but inflammation is still present? I have been experiencing eye inflammation for six months, and my eyes continue to feel uncomfortable. I have seen doctors regularly during this time, but the discomfort persists. There has been continuo...
Dr. Feng Jiefan Reply:
Hello: There are many causes of keratitis, including contact lenses, dry eye syndrome, and infectious diseases, which can lead to inflammation and discomfort in the eyes. Symptoms may include increased discharge, a foreign body sensation, and tearing. Based on this overview alone...[Read More] Persistent Eye Inflammation: What to Do After Six Months of Treatment?
Understanding Eye Pain and Discomfort: Causes and Solutions
Eye pressure and pain? Hello, I have significant astigmatism in both eyes, approximately 300 degrees. I have been wearing contact lenses for a long time, but recently my eyes have been experiencing pressure, pain, and a foreign body sensation. After consulting a doctor, I was tol...
Dr. Feng Jiefan Reply:
Hello: Long-term use of contact lenses can lead to allergic conjunctivitis, which I believe your doctor has managed for you. Additionally, prolonged contact lens wear can cause dry eye syndrome, and the symptoms of dry eye can lead to corneal erosion, resulting in a foreign body ...[Read More] Understanding Eye Pain and Discomfort: Causes and Solutions
Understanding Laser Eye Surgery: Options, Risks, and Costs
About laser surgery? Hello, I have a prescription of -1075 diopters in both eyes. However, I feel very uncomfortable wearing glasses, so I have been using soft contact lenses. Unfortunately, my eyes become easily fatigued and dry, and I experience some temporary discomfort with e...
Dr. Zhang Yanrui Reply:
Based on your prescription, you are indeed a suitable candidate for laser surgery for myopia, but it is essential to confirm that your corneal thickness is sufficient to accommodate such a degree of correction. Currently, the success rate of laser surgery for myopia is extremely ...[Read More] Understanding Laser Eye Surgery: Options, Risks, and Costs
Dealing with Eye Discomfort: Contact Lenses and Dryness Solutions
Frequent eye discomfort and contact lenses? Hello, doctor. My eyes often feel sore and uncomfortable, not just when I overuse them; sometimes, even when a fan blows on my eyes, they feel sore. I can feel this discomfort from the morning until noon. Wearing contact lenses makes it...
Dr. Ke Meilan Reply:
Hello: You clearly have dry eye syndrome. You may consider punctal occlusion to retain tear fluid and avoid wearing high-water-content contact lenses. Sincerely, Dr. Mei-Lan Ke, Ophthalmology Department.[Read More] Dealing with Eye Discomfort: Contact Lenses and Dryness Solutions
Effective Techniques for Long-Distance Gazing and Myopia Prevention
What is the correct way to practice distant gazing and how can myopia be prevented? Hello Dr. Ke, I am currently 24 years old, male, and have not yet served in the military. I am studying in graduate school, and my vision is -1000 diopters in both eyes. I am currently relying on ...
Dr. Ke Meilan Reply:
Hello: 1. The difference between wearing or not wearing glasses is not significant. 2. Regular check-ups are sufficient; don't scare yourself. 3. Since you are already 24 years old, dilating drops won't help much; it is recommended to wear glasses with a -1.50 prescript...[Read More] Effective Techniques for Long-Distance Gazing and Myopia Prevention
How Long to Wait for LASIK After Eyelid Surgery with High Myopia?
Myopia laser treatment Hello Doctor: I have high myopia and floaters, and I underwent double eyelid surgery with eyelid muscle shortening a month ago. How long should I wait before it is suitable to undergo laser surgery for myopia, and how long should I wait before wearing conta...
Dr. Hu Yusheng Reply:
Hello: You should wait another month to check if you are suitable for laser surgery for myopia. The examination should include a dilated eye exam. Thank you, Dr. Hu Yu-Sheng, Ophthalmology.[Read More] How Long to Wait for LASIK After Eyelid Surgery with High Myopia?