Is Your Eye Pressure Too High? Understanding Symptoms and Risks
Is this a sign of elevated intraocular pressure? I've been experiencing a feeling of swelling in my eyes for the past week, and I don't feel like looking at things. However, I sleep more than 8 hours every day. Could this be due to high intraocular pressure? I have high...
Dr. Zhang Yanrui reply Ophthalmology
It is recommended that you have your intraocular pressure measured by an ophthalmologist. However, given your condition, there is a 99% chance that your eye pressure is normal. Most individuals with genuinely elevated intraocular pressure do not experience any symptoms. However, ...[Read More] Is Your Eye Pressure Too High? Understanding Symptoms and Risks
Understanding Black Shadows in Vision: Insights for High Myopia Patients
The appearance of floaters in the eye? Hello, Doctor. I have a question to ask. I am a person with high myopia, with both eyes at -1100 diopters. About two and a half years ago, I underwent refractive surgery, and my vision has been stable at around 20/20 since then. However, a f...
Dr. Zhang Yanrui reply Ophthalmology
You have floaters, and I'm sure your ophthalmologist has informed you about the opacities in the vitreous body. If it is merely a degenerative separation of the vitreous without any retinal tears, there is actually no need to worry, as it will not affect your vision. Many my...[Read More] Understanding Black Shadows in Vision: Insights for High Myopia Patients
Understanding Iritis: Misdiagnosis and Its Implications
Iritis In March, I noticed redness in the white part of my eye, so I went to see a doctor. He diagnosed me with iritis and asked me to get blood tests done. However, I delayed the blood tests until recently, and the results haven't come back yet; only the bone scan results s...
Dr. Zhang Yanrui reply Ophthalmology
I believe the second physician may have less experience in this area and might not be a specialist in uveitis; there are many subspecialties within ophthalmology, so we shouldn't be too harsh on them. Indeed, many cases of iritis can leave no traces after treatment, which is...[Read More] Understanding Iritis: Misdiagnosis and Its Implications
Common Concerns About Contact Lenses and Laser Eye Surgery
Questions about contact lenses? I recently started wearing contact lenses, and besides feeling like there's something small in my eye, which the optician said is normal at first, I have some questions. Since I have soft lenses, I had to spend some time checking which side is...
Dr. Zhang Yanrui reply Ophthalmology
Wearing contact lenses inside out will still provide clear vision, but they may feel less comfortable and can often pop out with a blink, which indicates they are reversed. Aside from that, there are typically no adverse effects. Your degree of myopia is not too severe, so underg...[Read More] Common Concerns About Contact Lenses and Laser Eye Surgery
Understanding Corneal Reshaping Surgery for Myopia: Costs and Recovery
Myopia correction surgery I am nearsighted with approximately -4.20 diopters and have previously undergone double eyelid surgery. I am considering orthokeratology. Could you please provide information on the following: 1. Does Taipei Medical University Hospital currently perform ...
Dr. Zhang Yanrui reply Ophthalmology
The corneal reshaping procedure takes approximately one minute, but the pre-operative preparation requires about half an hour or more. Recovery is quick, and most patients are able to walk home immediately after the surgery. Currently, the Taipei City Hospital Yangming Branch has...[Read More] Understanding Corneal Reshaping Surgery for Myopia: Costs and Recovery
Key Considerations for High Myopia and Retinal Health
High myopia and the retina? Hello Dr. Chang, I would like to ask you: What precautions should individuals with high myopia take? (For example, what activities or jobs are not suitable, etc.) If unfortunate retinal issues arise, what should be done? Thank you for taking the time t...
Dr. Zhang Yanrui reply Ophthalmology
Hello: When myopia exceeds 600 diopters, it is classified as high myopia. The retina may become thinner and degenerate due to the elongation of the eyeball, potentially leading to retinal tears or detachment. Therefore, it is advisable to avoid vigorous head movements and impacts...[Read More] Key Considerations for High Myopia and Retinal Health
Understanding Eye Aging: Why Are My Whites Turning Yellow at 27?
The aging of the sclera is truly unfortunate? Dr. Chang: Thank you for your response. As we age, the blood vessels in the sclera can change, and pigmentation may cause the sclera to gradually take on a yellow-brown hue. These are all part of the natural aging process. Excluding t...
Dr. Zhang Yanrui reply Ophthalmology
Thank you for your letter again. Individuals of Asian descent are more prone to hyperpigmentation. Given your condition and after ruling out other possibilities, it seems there is limited room for improvement. There are vasoconstrictors available that can temporarily lighten the ...[Read More] Understanding Eye Aging: Why Are My Whites Turning Yellow at 27?
Managing Eye Bulging in Hyperthyroidism: Treatment Options Explained
Thyroid hyperactivity inducing exophthalmos? Hello Doctor, I would like to ask about my girlfriend who is suffering from hyperthyroidism. She is currently undergoing treatment, and her thyroid levels are approaching normal. However, the exophthalmos caused by the hyperthyroidism ...
Dr. Zhang Yanrui reply Ophthalmology
Protruding eyes caused by hyperthyroidism result from inflammation, fibrosis, and hypertrophy of the extraocular muscles. Even after thyroid hormone levels return to normal, the condition may not completely resolve. In cases of severe exophthalmos, orbital decompression surgery i...[Read More] Managing Eye Bulging in Hyperthyroidism: Treatment Options Explained
Understanding Vision Recovery After Artificial Lens Implant Surgery
Questions after receiving an artificial intraocular lens? Dear Doctor, I apologize for bothering you again. My friend suffered an external impact on October 27, resulting in a ruptured lens and a mild corneal laceration. He is currently recovering (the lens has been removed) an...
Dr. Zhang Yanrui reply Ophthalmology
If the condition of the retina is good, it should be possible to restore decent vision, and typically, individuals without trauma can achieve a vision of 0.8 or better. However, if the cornea is cloudy or has irregular astigmatism due to trauma, the visual outcome will depend on ...[Read More] Understanding Vision Recovery After Artificial Lens Implant Surgery
Can Eye Ligament Tears Heal? Understanding Recovery Options
Ocular ligament rupture Hello Doctor: My brother was shot in the eye with six rubber bands by a classmate at school on January 7. Initially, his entire eye was bleeding. After seeking medical attention, the doctor diagnosed him with a ligament rupture. My brother is currently exp...
Dr. Zhang Yanrui reply Ophthalmology
The eyeball does not have ligaments. Is that correct? It is possible that there may be a rupture of the pupillary sphincter or the zonules of Zinn, but this is quite serious. Therefore, it may not be possible to accurately answer your question until a proper diagnosis is made.[Read More] Can Eye Ligament Tears Heal? Understanding Recovery Options
Understanding Redness and Yellowing in Your Eyes: Causes and Solutions
Blood streaks and yellowing issues? I often have to look at the computer for work, and not only has the number of blood vessels in my eyes increased, but the whites of my eyes also appear slightly yellow. The ophthalmologist mentioned that my eyes are quite dry and that the yello...
Dr. Zhang Yanrui reply Ophthalmology
As we age, the blood vessels in the sclera may change, and pigmentation can cause the sclera to gradually take on a yellow-brown hue. These are all part of the natural aging process. However, if the sclera suddenly turns very yellow, it is important to consider whether there is a...[Read More] Understanding Redness and Yellowing in Your Eyes: Causes and Solutions
Cost of Eye Surgery: Is Double Eyelid Surgery Necessary After?
How much does it cost to have a needle puncture done? How much does it cost to have a blepharoplasty (eyelid surgery) for a single eyelid? Also, after the procedure, will the eyes appear different in size due to eyelid drooping, necessitating double eyelid surgery?
Dr. Zhang Yanrui reply Ophthalmology
The insurance coverage for eyelid surgery is provided, and the registration fees vary by hospital, typically around 200 NTD. After the procedure, there will not be any drooping of the eyelids; usually, there will be swelling for about 1 to 2 days, after which it will subside.[Read More] Cost of Eye Surgery: Is Double Eyelid Surgery Necessary After?
Understanding High Myopia: Causes, Symptoms, and Treatment Options
High myopia I saw a report about high myopia from Taichung Hospital in the Apple Daily yesterday. One of my classmates suddenly experienced a vision increase to over 1000 degrees in one eye and sometimes has headaches. She has been to Chimei and Chang Gung hospitals for examinati...
Dr. Zhang Yanrui reply Ophthalmology
Individuals under the age of 25 may experience a progression of myopia. If the use of cycloplegic eye drops does not reduce the refractive error, it is likely not pseudomyopia, and is typically associated with prolonged near work. Rigid gas permeable contact lenses and laser refr...[Read More] Understanding High Myopia: Causes, Symptoms, and Treatment Options
Post-Operative Questions About Artificial Lens Surgery Recovery
Questions After Cataract Surgery with Intraocular Lens Dear Doctor: My friend suffered a traumatic injury on October 27, resulting in a ruptured lens and a minor corneal laceration. He is currently recovering (as the lens has been removed) and has been attending follow-up appoint...
Dr. Zhang Yanrui reply Ophthalmology
If the physician determines that recovery is progressing well and that it is safe to go out, drive, and return to work, you can resume normal activities. However, it is essential to be cautious and avoid any further impact to the eyes.[Read More] Post-Operative Questions About Artificial Lens Surgery Recovery
Cost of Daily, Biweekly, and Extended Wear Contact Lenses for High Myopia
The cost of disposable contact lenses for a prescription of -7.00 diopters for myopia and -2.00 diopters for astigmatism can vary widely depending on the brand and type of lenses. On average, you can expect to pay anywhere from $30 to $70 for a month's supply of disposable c...
Dr. Zhang Yanrui reply Ophthalmology
Hello, currently there are no daily disposable toric lenses available. The bi-weekly disposable lenses come in a pack of six for approximately 950 NTD, and the long-wear lenses are about 2000 NTD per pair. Thank you.[Read More] Cost of Daily, Biweekly, and Extended Wear Contact Lenses for High Myopia
Understanding Chronic Conjunctivitis: Causes, Treatment, and Care Tips
Bloodshot eyes? I have had bloodshot eyes for over a year and have seen several doctors and taken various medications, but it never improves. The doctors say I have "chronic conjunctivitis." However, it has been a long time, so I would like to inquire about how "ch...
Dr. Zhang Yanrui reply Ophthalmology
Chronic conjunctivitis is often associated with stress and lack of sleep, and consuming irritating foods can also contribute to the condition. If there is blepharitis or dry eye syndrome, the eyes may experience prolonged inflammation. Therefore, identifying the underlying causes...[Read More] Understanding Chronic Conjunctivitis: Causes, Treatment, and Care Tips
Understanding Excessive Tear Production: Causes and Treatments
Fear of drafts? In the past year or two, I have experienced excessive tearing while riding a motorcycle or encountering strong winds. This issue seems to be getting worse and is quite bothersome. What could this symptom indicate, and how should it be treated?
Dr. Zhang Yanrui reply Ophthalmology
Hello, tearing after exposure to wind is a normal reflex action due to dryness on the surface of the eyes. This phenomenon is less common in younger individuals, as they tend to have higher tear production. Using a full-face helmet may help alleviate some symptoms. If the situati...[Read More] Understanding Excessive Tear Production: Causes and Treatments
Understanding Macular Degeneration After Cataract Surgery: Key Questions Answered
Macular degeneration My mother (approximately 78 years old) underwent cataract surgery on her right eye on July 19, but she still has some black spots obstructing her vision. After a thorough examination, it was determined that her right eye still has swelling and has developed a...
Dr. Zhang Yanrui reply Ophthalmology
Hello, after cataract surgery, a small percentage of individuals may experience macular edema due to their constitution. This usually resolves within a few months without the need for further surgery, unless the swelling persists beyond six months. Since macular edema is associat...[Read More] Understanding Macular Degeneration After Cataract Surgery: Key Questions Answered
Struggles of High Myopia: Understanding Blurry Vision and Eye Health
The tragedy of the eyes? Doctor... I am a high myope (700). When I read, I find that I can only see half of a line of text clearly, and then it becomes inexplicably unclear. In simple terms, when I look at a line of text, my eyes cannot focus after a while. Recently, I have been ...
Dr. Zhang Yanrui reply Ophthalmology
Based on your condition, it is possible that you are experiencing ciliary muscle paralysis due to eye strain, which can lead to focusing issues. However, it could also be indicative of more serious conditions, such as macular degeneration associated with high myopia, or even abno...[Read More] Struggles of High Myopia: Understanding Blurry Vision and Eye Health
Understanding UV Protection in Contact Lenses for Eye Health
About UV-blocking contact lenses? I have mild myopia in my right eye, approximately between 25 to 50 degrees, while my left eye is normal. Therefore, I use a mild cycloplegic agent every night. During the day, when it's sunny, I can't wear sunglasses at school, so I...
Dr. Zhang Yanrui reply Ophthalmology
First, you should check if you are using a long-acting mydriatic agent (you can consult your physician). If it is only a short-acting one, there is no need to specifically use UV protection tools. Additionally, most lenses have good UV protection after processing, so wearing regu...[Read More] Understanding UV Protection in Contact Lenses for Eye Health