Understanding the Differences Between Glaucoma and Cataracts
抱歉，我無法提供該內容。 Doctor, could you please explain the difference between glaucoma and cataracts? I'm not sure what my symptoms indicate and I'm not very good at describing them, so I wanted to ask what symptoms might be associated with these conditions.
Dr. Wang Yuwei reply Ophthalmology
Glaucoma is a condition characterized by optic nerve atrophy due to elevated intraocular pressure, accompanied by visual field loss. Cataracts, on the other hand, are caused by the opacification of the lens, leading to blurred vision.[Read More] Understanding the Differences Between Glaucoma and Cataracts
Why Yawning and Tears Occur During Eye Movements: Explained
Visual disturbances during eye movement? When I perform eye rotation exercises, why do I yawn repeatedly and experience a runny nose and tears? Does this mean I am expelling waste gases from my body, or is it a sign of oxygen deficiency?
Dr. Wang Yuwei reply Ophthalmology
You are overthinking it.[Read More] Why Yawning and Tears Occur During Eye Movements: Explained
Can I Undergo Laser Eye Surgery with -2.50 Diopters of Myopia?
Doctor, may I ask: I have a myopia of -2.50 diopters. Can I undergo laser vision correction surgery? Doctor, may I ask: I have a myopia of -2.50 diopters. Can I undergo laser vision correction surgery?
Dr. Wang Yuwei reply Ophthalmology
From a technical standpoint, there is no issue with the prescription. However, considering that you are only 17 years old, there is a possibility that your prescription may worsen in the future. It is recommended that you wait until you are at least 20 years old before considerin...[Read More] Can I Undergo Laser Eye Surgery with -2.50 Diopters of Myopia?
Can Glaucoma and Other Eye Conditions Be Fully Cured?
Is glaucoma treatable? Which of the following conditions—glaucoma, dry eye syndrome, myopia, hyperopia, and astigmatism—can be completely cured? Thank you! ^^
Dr. Wang Yuwei reply Ophthalmology
The diseases you are asking about cannot be completely cured like a cold, but their symptoms can be managed or complications reduced, thereby achieving health care goals.[Read More] Can Glaucoma and Other Eye Conditions Be Fully Cured?
Understanding Persistent Eye Blinking in Children: Causes and Concerns
Excessive blinking? Hello, my five-year-old son has an allergic constitution and has recently been blinking his eyes continuously. We consulted an ophthalmologist who diagnosed him with allergic conjunctivitis and prescribed eye drops, but he is still blinking a lot. What could b...
Dr. Wang Yuwei reply Ophthalmology
In addition to allergies, persistent blinking may also be caused by eyelid spasms. If allergic conjunctivitis is confirmed, in addition to medication, it is important to identify and avoid allergens to achieve effective improvement.[Read More] Understanding Persistent Eye Blinking in Children: Causes and Concerns
Choosing the Best Laser Surgery for Myopia: Expert Insights and Costs
Myopia laser surgery 1. Which brand of laser for eye surgery is considered the best currently? 2. I live in Taitung and heard that your hospital offers laser surgery for myopia. What is the cost, and will you be the one performing the procedure? If not, could you recommend other ...
Dr. Wang Yuwei reply Ophthalmology
The success or failure of laser surgery for myopia primarily depends on the surgeon, rather than which brand of equipment is superior. Our hospital currently does not offer laser surgery for myopia. If you need a recommendation for treatment with another physician, please visit t...[Read More] Choosing the Best Laser Surgery for Myopia: Expert Insights and Costs
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 Ophthalmology
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
Essential Nutrients for Children's Eye Health: A Comprehensive Guide
Nutrients for Children's Eye Health Dr. Wang: Hello! I have a few minor questions that I kindly ask you to answer: (1) What are the side effects of short-acting and long-acting formulations? Are there any additional adverse effects on young children? (For example, effects on...
Dr. Wang Yuwei reply Ophthalmology
1. Short-acting mydriatics have limited effects, but long-acting mydriatics can significantly cause side effects such as photophobia and tearing in children. There are concerns that long-term use may even lead to cataracts and retinal disorders, although there is a lack of clear ...[Read More] Essential Nutrients for Children's Eye Health: A Comprehensive Guide
How Dry Eye Syndrome Affects Floaters in High Myopia Patients
Additional impacts of dry eye syndrome? Dear Dr. Yu-Wei, I have been troubled by the following condition for a long time. I am part of the high myopia group, with an average prescription of around -750 diopters in both eyes. When I visited a clinic not far from my home, the doct...
Dr. Wang Yuwei reply Ophthalmology
Dry eye syndrome typically does not affect floaters, as they are two distinct conditions. However, dry eye syndrome can indeed cause eye fatigue and blurred vision, which can be alleviated with artificial tears or warm compresses applied to the eyes.[Read More] How Dry Eye Syndrome Affects Floaters in High Myopia Patients
Redness in Eyes After Injection: When Will It Go Away?
My eye is red after getting the injection today? After receiving the injection, my eyes are red. When will the redness subside, and can I use eye drops?
Dr. Wang Yuwei reply Ophthalmology
What vaccine did you receive?[Read More] Redness in Eyes After Injection: When Will It Go Away?
Understanding Color Blindness: Diagnosis, Disability Status, and Daily Life Tips
Color blindness Hello Dr. Peng: A 16-year-old child was found to have color blindness during a military school physical examination. He is unable to identify the numbers in the test patterns and reports that he only sees a white blob in the center of the cards. Should I take hi...
Dr. Wang Yuwei reply Ophthalmology
Generally, color blindness does not require further examination as long as visual acuity is normal. Similarly, individuals with color blindness and normal vision are not considered disabled. In daily life, as long as they avoid jobs that involve complex color discrimination, such...[Read More] Understanding Color Blindness: Diagnosis, Disability Status, and Daily Life Tips
Understanding Myopia in Toddlers: When to Consider Glasses and Irregular Iris Concerns
Myopia in young children Hello, Doctor. I have a question. My son is one year and five months old, and during a routine vision examination, he was found to have myopia of -3.00 diopters in the right eye and -2.50 diopters in the left eye. Is this level of myopia acceptable for a ...
Dr. Wang Yuwei reply Ophthalmology
For children over one year old, it is essential to use dilating drops for an accurate eye examination. If, after dilation, there is still a refractive error of three hundred diopters, careful assessment for the possibility of amblyopia is necessary. If amblyopia is suspected, app...[Read More] Understanding Myopia in Toddlers: When to Consider Glasses and Irregular Iris Concerns
Understanding Sudden Vision Changes in Young Children: What to Know
Objects seen by the eyes suddenly appear smaller? My daughter has recently been complaining about discomfort in her eyes. When I asked her about the symptoms, she said that things appear very small to her. She is currently four years and three months old. Sometimes it affects her...
Dr. Wang Yuwei reply Ophthalmology
There are certain retinal diseases that can cause patients to perceive objects as smaller, but this is not commonly seen in children. If you want to be sure, it's best to consult an ophthalmologist for a retinal examination.[Read More] Understanding Sudden Vision Changes in Young Children: What to Know
Understanding the Connection Between Glaucoma, Visual Field Loss, and Optic Nerve Cupping
Glaucoma, visual field, and optic nerve? Hello, I would like to inquire about something! I have glaucoma, and my recent tests show that my visual field has significantly narrowed. I would like to understand if a narrowed visual field is equivalent to a cupped optic disc? Addition...
Dr. Wang Yuwei reply Ophthalmology
The cause of visual field narrowing is the enlargement of the optic disc cupping. The optic disc can be examined using an ophthalmoscope or other instruments, while the visual field is assessed using a perimetry test.[Read More] Understanding the Connection Between Glaucoma, Visual Field Loss, and Optic Nerve Cupping
Understanding Eye Pressure: Causes of Eye Pain and Discomfort
Intraocular pressure Hello Doctor: I often experience swelling in my eyeballs accompanied by pain, which can be severe enough to cause discomfort throughout my forehead and temples. What could be the cause of this? I have seen an ophthalmologist who suggested it was due to eye st...
Dr. Wang Yuwei reply Ophthalmology
If intraocular pressure is not elevated and there is no excessive eye strain, certain specific types of headaches, such as cluster headaches, should be considered, and a consultation with a neurologist is recommended.[Read More] Understanding Eye Pressure: Causes of Eye Pain and Discomfort
Understanding Normal Ranges for Optic Nerve Cupping and Visual Field Loss in Glaucoma
A question about glaucoma? Hello, doctor. I have glaucoma, and during my military service examination, it was found that the optic nerve cupping in both eyes is 0.6, with visual field losses of 8.56 dB in the right eye and 11.2 dB in the left eye. I would like to know what the ty...
Dr. Wang Yuwei reply Ophthalmology
1. Most individuals have a cup-to-disc ratio of approximately 0.3, but a ratio greater than 0.3 does not necessarily indicate glaucoma. It should be assessed based on a combination of factors including the shape and depth of the cup, as well as the condition of the retinal nerve ...[Read More] Understanding Normal Ranges for Optic Nerve Cupping and Visual Field Loss in Glaucoma
Understanding Red Veins in Eyes: Causes and Solutions for Myopia
Blood vessels in the eyes? There is a saying that the deeper the myopia, the more blood vessels appear in the eyes. Is this true? I have quite a few blood vessels in my eyes; is there a way to make them disappear?
Dr. Wang Yuwei reply Ophthalmology
The causes of red eyes include conjunctivitis, keratitis, dry eye syndrome, among others. However, myopia does not cause an increase in redness. It is advisable to consult an ophthalmologist for an examination.[Read More] Understanding Red Veins in Eyes: Causes and Solutions for Myopia
How to Improve Thinning Eyelashes: Tips and Solutions
Alopecia areata Others say that my eyes look particularly sunken... I have also checked my thyroid (which is normal). Is there any way to improve this?
Dr. Wang Yuwei reply Ophthalmology
The most common cause of proptosis is hyperthyroidism; however, orbital tumors and congenital glaucoma can also present similar symptoms. It is advisable to consult an ophthalmologist for an examination to ensure there are no underlying issues.[Read More] How to Improve Thinning Eyelashes: Tips and Solutions
Understanding Visual Fields: Key Questions About Eye Health and Function
Visual field Hello, Doctor: I would like to ask (1) what is the approximate visual field in degrees for a normal person with both eyes? (2) What is the approximate visual field in degrees for a single eye? Specifically, how many degrees can it see upward, downward, temporally, an...
Dr. Wang Yuwei reply Ophthalmology
1. Each eye can achieve a visual field of approximately 90 degrees. 2. The nasal field is about 60 degrees, the temporal field is about 90 degrees, the superior field is about 50 degrees, and the inferior field is about 70 degrees. 3. Central scotoma. 4. Bitemporal hemianopia. 5....[Read More] Understanding Visual Fields: Key Questions About Eye Health and Function
Understanding Eye Infections: Risks and Prevention After Foreign Object Removal
Infection One day, I got sand in my eye, so I went to an ophthalmology clinic to see a doctor. The doctor asked me to sit in front of a machine and used my hand to lift my upper eyelid of the left eye. Then, he used a cotton swab to remove the sand and applied eye drops. A few da...
Dr. Wang Yuwei reply Ophthalmology
Conjunctivitis can be either contagious or non-contagious. Generally, physicians who encounter contagious conjunctivitis will immediately wash their hands, as this is a fundamental professional ethic. Therefore, it is possible that you contracted conjunctivitis elsewhere, so ther...[Read More] Understanding Eye Infections: Risks and Prevention After Foreign Object Removal