Understanding Dry Eyes: Causes, Treatments, and Long-Term Relief
Inquiry about dry eyes? Hello, I occasionally experience dryness in both eyes, and sometimes I have a stinging sensation. My doctor prescribed artificial tears and suggested using a warm compress on my eyes. However, after long hours of overtime work on the computer, the dryness ...
Dr. Gao Pilin Reply:
Hello: After LASIK surgery for myopia, there may be instances of dry eyes because the procedure involves corneal flap creation, which can damage the corneal sensory nerves and affect tear production. A balanced diet can provide sufficient vitamin A, so there is no need for specia...[Read More] Understanding Dry Eyes: Causes, Treatments, and Long-Term Relief
Can Surgery Help with Strabismus, Amblyopia, and Myopia?
Strabismus, amblyopia, myopia? Hello, Doctor: I would like to ask if strabismus, myopia, amblyopia, and photophobia can be treated with surgery. Will surgery improve these conditions? I have these symptoms, and my lenses need to be custom-made. Are there any cases that I can refe...
Dr. Gao Pilin Reply:
Hello: Strabismus surgery involves adjusting the position of the eyes by operating on the muscles outside the eyeball. Myopia and astigmatism are treated with laser surgery on the cornea. Both types of surgery have certain efficacy, but a personal examination and evaluation are n...[Read More] Can Surgery Help with Strabismus, Amblyopia, and Myopia?
White Spot on Cornea: Causes, Treatment, and Contact Lens Safety
There is a white spot in the upper left area of the pupil? Hello Doctor: A couple of days ago, after removing my contact lenses, I noticed significant discomfort in my eyes, including tearing and light sensitivity. I went to the hospital the next day and was diagnosed with a corn...
Dr. Gao Pilin Reply:
Hello: Based on your description and treatment, it appears to be a corneal ulcer, as it is located peripherally and may not currently affect your vision. If well-controlled and not allowed to expand further, it should heal without leaving significant scarring, and your vision sho...[Read More] White Spot on Cornea: Causes, Treatment, and Contact Lens Safety
Understanding Yellowing Eyes: Causes, Symptoms, and Solutions
Yellowing of the sclera with tenderness? Hello Doctor: My left eye's sclera has been turning yellow since February of this year, and it has spread to the other eye. Initially, the yellowing was mainly under the cornea, but it has extended to the upper half of the eye, with t...
Dr. Ke Meilan Reply:
I think you are too tired. Additionally, yellowing of the sclera can indicate liver function issues; if liver function tests are normal, there is no need to worry too much, as this is not an infectious disease. Putting too much pressure on yourself while studying can actually dep...[Read More] Understanding Yellowing Eyes: Causes, Symptoms, and Solutions
Understanding Dark Spots on the Sclera: Allergies or Something Else?
The sclera appears darkened? Hello, I have a dark spot on the sclera of my right eye (near the side close to my nose), and the sclera is also darkening close to the cornea. I recently visited an ophthalmologist who told me I have eye allergies. Can you explain the relationship be...
Dr. Hu Yusheng Reply:
Hello: I am unable to fully understand your question. I recommend discussing it in person with a physician. Thank you for your inquiry. Wishing you health and safety. Ophthalmologist - Hu Yu-Sheng.[Read More] Understanding Dark Spots on the Sclera: Allergies or Something Else?
Post-LASIK Vision Issues: Seeking Expert Help for Double Vision
Post-operative complications of myopia laser surgery... similar to Ah Hong's post-operative issues from October 2, 2010? Six years ago, I had -6.00D myopia in both eyes without any issues. After undergoing laser surgery for myopia, my uncorrected vision is now 0.3, and with ...
Dr. Ke Meilan Reply:
The integration of visual information in the brain can be trained progressively and requires time. I am not sufficiently specialized, so I would like to consult with a corneal expert at a medical center. Wishing you health and safety, Dr. Ke Mei-Lan.[Read More] Post-LASIK Vision Issues: Seeking Expert Help for Double Vision
Is My Eye Injured? Understanding Discomfort with Contact Lenses
Is this an injury? Hello, doctor. Recently, when I put on my contact lenses, I feel a bit of a stinging sensation and have some minor eye discharge, but it gets better after I use artificial tears. This is how it feels after putting them on, but last night after I took off my con...
Dr. Feng Jiefan Reply:
According to article #25933, it is likely a case of corneal epithelial erosion. Please have an ophthalmologist examine it and provide treatment based on the condition to improve the symptoms. Wishing you health and safety. Ophthalmologist: Feng Chieh-Fan.[Read More] Is My Eye Injured? Understanding Discomfort with Contact Lenses
Understanding Foreign Body Sensation in the Eye and Pupil Size Differences
Foreign body sensation in the eye? Hello, Doctor: I recently noticed a foreign body sensation in my left eye, but after examination, there was no foreign object present. Could this discomfort be caused by dry eye? Also, I would like to ask if the pupil size is typically the same ...
Dr. Gao Pilin Reply:
Hello, if you feel a foreign body sensation in your eyes, it could be due to the presence of a foreign object, an eye infection, conjunctival stones, dry eye syndrome, or corneal epithelial defects. Generally, the pupil size should be symmetrical in both eyes; however, there are ...[Read More] Understanding Foreign Body Sensation in the Eye and Pupil Size Differences
Is Your Eye Infection Fully Treated? Understanding Discomfort with Contacts
Is the eye infected? Dr. Chen: Several years ago, I developed an infection due to wearing contact lenses, and I have been undergoing treatment for some time. Now, whenever I occasionally wear disposable contact lenses, I feel a foreign body sensation in my left eye, which is very...
Dr. Chen Mengde Reply:
Wearing contact lenses can lead to corneal infections, often due to improper cleaning of the lenses combined with sleeping while wearing them, which reduces the cornea's defense capabilities. Pathogens responsible for corneal infections from contact lenses include bacteria, ...[Read More] Is Your Eye Infection Fully Treated? Understanding Discomfort with Contacts
Understanding Foreign Body Sensation in the Eye: Causes and Solutions
Foreign body sensation in the eye? Hello, doctor. I would like to ask about something. My left eye was fine, but after going to bed, I noticed that it feels like there is something in my eyeball. I've been experiencing this for a while, and it still feels like it's ther...
Dr. Gao Pilin Reply:
Hello, based on your symptoms, it is possible that there is a foreign body in your cornea or that you have developed filaments from the cornea. Please seek treatment at an ophthalmology hospital or clinic as soon as possible. Wishing you good health.[Read More] Understanding Foreign Body Sensation in the Eye: Causes and Solutions
Understanding the Differences Between Old and New Laser Eye Surgery
What are the differences between old and new laser treatments for myopia? I am considering laser eye surgery because there is a significant difference in prescription between my two eyes, approximately over 200 degrees. I usually experience dizziness when wearing glasses, so I on...
Dr. Hu Yusheng Reply:
Hello, Miss Han: You mentioned that due to your thinner cornea, the recommended surgical method by your physician is PRK (Photorefractive Keratectomy). It is best to discuss the associated risks of the surgery with your surgeon, as each individual's physiology is different. ...[Read More] Understanding the Differences Between Old and New Laser Eye Surgery
Exploring Artificial Iris Solutions for Light Sensitivity After Eye Injury
Artificial iris Hello, doctor. Many years ago, I had a car accident that damaged my iris, causing light sensitivity. At that time, I received an artificial intraocular lens and a corneal transplant. Now, I wear a colored prosthetic contact lens along with sunglasses to adapt to l...
Dr. Wang Zhishun Reply:
Hello: Currently, there is an implanted fixed artificial iris that has shown good results, but it is not suitable for every patient. Since I do not have relevant Chinese materials on hand, if you are interested in learning more, you may consult your ophthalmologist or search onli...[Read More] Exploring Artificial Iris Solutions for Light Sensitivity After Eye Injury
Post-Surgery Concerns After Scleral Buckling: A Patient's Inquiry
Postoperative Issues Related to Scleral Buckling Surgery Dear Dr. Hu, I discovered a small area of blurred vision in the inner part of my left eye at the end of March this year. Two days later, I visited an ophthalmologist, and after a fundus examination, I was diagnosed with a ...
Dr. Hu Yusheng Reply:
Hello: For questions Q1 to Q4, please discuss them with your surgeon first. If the issues remain unresolved, we kindly ask you to come to the outpatient clinic. After an examination and assessment, we will provide you with explanations on-site, which will be more beneficial for y...[Read More] Post-Surgery Concerns After Scleral Buckling: A Patient's Inquiry
Persistent Red Eye for a Month: Causes and Solutions Explained
Red eyes persisting for one month? Hello, doctor. I have a question. My left eye has been persistently red for about a month, and the redness occurs at irregular times, but it is always red when I wake up! (However, I don't press on it while sleeping.) Sometimes, when I look...
Dr. Feng Jiefan Reply:
Hello: Based on the description, it appears to be localized vascular proliferation or dilation, which could be due to local irritation or inflammation. It is advisable to consult an ophthalmologist for a detailed discussion and examination.[Read More] Persistent Red Eye for a Month: Causes and Solutions Explained
Can Cyanocobalamin Eye Drops Help Relieve Eye Fatigue?
Eye drop issues? Cyanocobalamin 0.2mg and Thimerosal 0.01mg (Oasis Industrial Eye Refresh Vitamin B12) can be used for the maintenance of eye health during times of eye fatigue. Thank you!
Dr. Hu Yusheng Reply:
Thimerosal is a preservative, and using it more than four times a day can harm the cornea. The best way to maintain eye health is to get sufficient sleep and to rest your eyes by closing them or looking into the distance for fifteen minutes every thirty to fifty minutes of use.[Read More] Can Cyanocobalamin Eye Drops Help Relieve Eye Fatigue?
Why Do My Eyes Perceive Different Brightness Levels?
Different brightness perception in each eye? Hello, doctor. I am highly myopic, and I've noticed that my left eye sees things as brighter (white), while my right eye sees things as darker (off-white). I went to a nearby ophthalmologist for an examination, including a dilated...
Dr. Hu Yusheng Reply:
Dear Sir/Madam: If your examination results are normal (excluding issues such as corneal opacity, cataracts, and vitreous opacity), it is recommended that if you have any questions, you may visit the ophthalmology department at a medical center for further evaluation by a neuro-o...[Read More] Why Do My Eyes Perceive Different Brightness Levels?
Is My Eye Pain from Contact Lenses a Serious Concern?
Is it very serious? Hello, doctor. I have recently started wearing contact lenses for about three months, but in the past few days, I have been experiencing pain in my eyes and difficulty opening them, requiring significant effort to do so. Could this be fatigue, or is there an u...
Dr. Feng Jiefan Reply:
Please seek an ophthalmologist for an examination as soon as possible and discontinue wearing contact lenses. There may be damage or infection to the cornea, which requires evaluation to confirm the diagnosis and initiate treatment.[Read More] Is My Eye Pain from Contact Lenses a Serious Concern?
Impact of Cotton Cloth Contact on Eye Health: Expert Insights
Cotton fabric coming into contact with the eyeball? Dear Director Hu, Every night, I use a damp folded cotton cloth to clean my lower eyelids. Last night, I accidentally touched the pointed end of the folded damp cloth (the harder part) against the center of my right eye's ...
Dr. Hu Yusheng Reply:
Hello: The area where contact lenses are placed is called the cornea, which is a transparent tissue that acts like the protective cover and lens at the front of a camera, with a transparent epithelium on its surface. Your symptoms suggest that the corneal epithelium may be damage...[Read More] Impact of Cotton Cloth Contact on Eye Health: Expert Insights
Choosing Between LASIK and PRK for Laser Vision Correction: What You Need to Know
Choosing between LASIK and PRK for myopia correction? I want to get rid of my glasses, so I'm preparing to undergo laser vision correction. A few days ago, I went to an ophthalmologist for an examination, and the corneal thickness in both eyes is 600 micrometers (which is co...
Dr. Hu Yusheng Reply:
Hello: Myopia laser surgery refers to excimer laser surgery for myopia. Depending on your corneal thickness, options such as LASIK, PRK, or blade-free LASIK are all viable choices. It is best to discuss the advantages and disadvantages of each option with your surgeon. A thorough...[Read More] Choosing Between LASIK and PRK for Laser Vision Correction: What You Need to Know
Choosing the Right Care Solution for Silicone Hydrogel Contact Lenses
Choosing Care Solutions for Silicone Hydrogel Contact Lenses Hello, Doctor: I would like to ask if contact lenses made of silicone hydrogel require the use of special care solutions. During my research, I found that care solutions containing PHMB as a primary ingredient seem to a...
Dr. Wang Zhishun Reply:
Hello: PHMB (Polyhexamethylene Biguanide) has been used in the treatment of ocular infections; its potential ocular toxicity is related to its concentration. Currently, the concentrations found in commercially available contact lens solutions do not exceed those used in the treat...[Read More] Choosing the Right Care Solution for Silicone Hydrogel Contact Lenses