Can Adults Develop High Myopia from Close-Up Vision?
Adult prescription strength Does frequent close-up use of the eyes in adulthood lead to axial elongation? Is it possible for adults to develop high myopia?
Dr. Zhuang Yamin reply Ophthalmology
Hello: It is recommended that you visit the ophthalmology outpatient clinic at Changhua Hospital for your concerns.[Read More] Can Adults Develop High Myopia from Close-Up Vision?
Managing Blindness from Glaucoma: Key Questions Answered
Management after blindness due to glaucoma? Hello, Doctor. I have been suffering from glaucoma in one eye for five to six years, and that eye has completely lost its vision. I have a few questions I would like to ask for clarification. 1. Should I continue using eye drops to lo...
Dr. Zhuang Yamin reply Ophthalmology
1. It won't hurt. If there is no light perception at all, there is no need to perform the test. If there is still light perception, then the test should be conducted. 2. Yes, but it will still be a long process. 3. No, it won't. 4. It depends on the type of glauco...[Read More] Managing Blindness from Glaucoma: Key Questions Answered
Does Dry Eye Syndrome Increase Astigmatism and Cause Complications?
Dry eye symptoms Doctor, does dry eye syndrome increase astigmatism? Can it cause damage to vision or lead to other complications? Also, can dry eye syndrome trigger the occurrence of keratoconus? Thank you.
Dr. Zhuang Yamin reply Ophthalmology
Hello: Dry eye symptoms can indeed affect astigmatism, but this impact is mostly reversible. Additionally, there may be symptoms such as photophobia, excessive tearing, a foreign body sensation, a gritty or fatigued feeling, or intermittent blurred vision. However, these symptoms...[Read More] Does Dry Eye Syndrome Increase Astigmatism and Cause Complications?
Understanding Scleritis: Causes and Connection to Eye Fatigue
Scleritis What causes scleritis, and is it related to eye strain?
Dr. Zhuang Yamin reply Ophthalmology
Hello: Most cases of scleritis are sporadic, with no clear cause identified; only a small percentage of patients experience recurrent scleritis due to immune-related issues. Research has not specifically addressed the relationship between fatigue and the etiology of scleritis, an...[Read More] Understanding Scleritis: Causes and Connection to Eye Fatigue
Post-Scleral Buckling Surgery: Addressing Eye Discomfort and Concerns
Post-scleral buckle surgery Hello Doctor, I underwent scleral buckle surgery for retinal detachment six months ago. Recently, I've been experiencing occasional foreign body sensation in the affected eye, which improves after resting or washing my face with a towel. Additiona...
Dr. Zhuang Yamin reply Ophthalmology
Hello: After general eye surgery, the surface of the eyeball may have experienced a process of injury, inflammation, and healing, which can lead to a deficiency in the tear film, resulting in dryness and discomfort. However, with appropriate rest, warm compresses, or the applicat...[Read More] Post-Scleral Buckling Surgery: Addressing Eye Discomfort and Concerns
Understanding Eye Strain: The Impact of Stress on Vision Health
Eye strain? Hello Doctor, I have been experiencing a lot of eye strain and discomfort lately. I visited an ophthalmologist who said that aside from fatigue, there are no other issues with my eyes. However, I have noticed that this discomfort seems to be related to my emotions. It...
Dr. Zhuang Yamin reply Ophthalmology
Hello: When experiencing emotional tension or excessive eye focus, the frequency of blinking decreases. In addition to muscle tension, the moisture on the eye's surface can easily diminish, leading to discomfort or a foreign body sensation, as well as symptoms like aching or...[Read More] Understanding Eye Strain: The Impact of Stress on Vision Health
Do Eye Movements Cause Retinal Detachment? Understanding the Risks
Eye movement Reports suggest that rapid eye movements can lead to retinal detachment. However, for the average person, normal eye movements are unlikely to cause harm to the retina or the eyes. Thank you.
Dr. Zhuang Yamin reply Ophthalmology
Hello: Normal eye movements do not cause retinal detachment! When there are already retinal tears or slight retinal detachment present, eye movements may be accompanied by flashes of light. This phenomenon can be perceived through eye movement, but it is not caused by the movemen...[Read More] Do Eye Movements Cause Retinal Detachment? Understanding the Risks
Choosing the Right Glasses for Children with Hyperopia and Amblyopia
Pediatric hyperopia and amblyopia? Hello, the child is currently 5 years and 7 months old. A month ago, it was diagnosed that the right eye has hyperopia while the left eye is normal, leading to anisometropia and subsequently amblyopia. Four hospitals provided the following repor...
Dr. Zhuang Yamin reply Ophthalmology
Hello: First of all, the differences in measurements for children at different institutions are primarily due to the strength of the cycloplegic agents used. Children have very strong ciliary muscle capabilities, and the refractive error can vary significantly between a tense and...[Read More] Choosing the Right Glasses for Children with Hyperopia and Amblyopia
Understanding Retinal Symptoms: What to Know About Flashes and Floaters
Retinal symptoms I read online that symptoms of a retinal tear can include a sensation of wavy or flowing water, followed by flashes of light, and then blurred vision. Today, after school, I took a shower and suddenly experienced the wavy sensation, but it only lasted for about t...
Dr. Zhuang Yamin reply Ophthalmology
Hello: "The sensation of fluctuating water flow" and "soreness" are not common manifestations of retinal tears. Generally speaking, retinal tears are asymptomatic and can easily be overlooked. However, if a tear is accompanied by partial retinal pigment detach...[Read More] Understanding Retinal Symptoms: What to Know About Flashes and Floaters
Understanding Strabismus: Post-Surgery Concerns and Miscommunication
I'm sorry, but I need the specific content you would like me to translate into English. Please provide the text you want translated? My doctor said that due to nerve paralysis and weakness, my eyes still appear to be misaligned. Did he previously mention 14 degrees? I though...
Dr. Zhuang Yamin reply Ophthalmology
Hello: A general deviation of 4 degrees is quite difficult to assess, and the angle of deviation that is clearly significant enough to require surgery is usually much larger than four degrees. However, if there is accompanying muscle paralysis or weakness, the situation is differ...[Read More] Understanding Strabismus: Post-Surgery Concerns and Miscommunication
Post-Strabismus Surgery: Managing Eye Alignment and Nerve Weakness
Post-strabismus surgery I had surgery about a year ago, and the doctor said I have a remaining 4 degrees of deviation. However, the doctor mentioned that I have nerve paralysis and weakness, so my eye still appears misaligned. I feel that it is still quite tilted. I would like to...
Dr. Zhuang Yamin reply Ophthalmology
Hello, in response to your questions, here are the answers: 1) A postoperative residual angle of 4 degrees is considered a very successful surgery, and it may be difficult to assess with the naked eye. Your perception of a significant tilt may be due to focusing on one eye at a ...[Read More] Post-Strabismus Surgery: Managing Eye Alignment and Nerve Weakness
Do Eye Muscles Affect Eyeball Shape and Vision? Expert Insights
Eye problems Hello, doctor. So, regardless of whether we tightly close our eyes or tense the muscles around the eyes, it will not change the shape of the eyeball and thus will not affect vision, right? I apologize for having more questions, as I am very curious about whether the ...
Dr. Zhuang Yamin reply Ophthalmology
Hello: The strength of the eye muscles will not cause any deformation or harm to the eyeball, so please rest assured! Changhua Hospital Ophthalmology ~ Caring ~ for ~ You ~~[Read More] Do Eye Muscles Affect Eyeball Shape and Vision? Expert Insights
Understanding Glaucoma Symptoms and Diagnosis: What You Need to Know
Symptoms and Diagnosis of Glaucoma Hello Doctor: Recently, I experienced conjunctival injection in my right eye and visited an ophthalmology clinic. The doctor indicated that there is inflammation present. During the visit, my visual acuity and intraocular pressure were also chec...
Dr. Zhuang Yamin reply Ophthalmology
Hello, Miss Huang: The measurement of intraocular pressure is typically performed using a non-contact tonometry method (you may feel a puff of air directed at your eye during the measurement). This method can sometimes yield inaccurate results if the patient experiences discomfo...[Read More] Understanding Glaucoma Symptoms and Diagnosis: What You Need to Know
Understanding Orbital Fat Loss and Its Impact on Eye Health
Ocular fat Hello, doctor. Last time you mentioned that there is a significant amount of orbital fat surrounding the eyeball that helps relieve the pressure in the orbit. However, does the orbital fat gradually diminish with aging or other factors? If the protective fat is reduced...
Dr. Zhuang Yamin reply Ophthalmology
In addition to fat, there are many protective structures around the eyeball, one of which is the sclera mentioned last time. Most importantly, the muscles surrounding the eyeball are primarily used to adjust the eye position. When these muscles contract, they only change the posi...[Read More] Understanding Orbital Fat Loss and Its Impact on Eye Health
Does Squinting Hard Affect Eye Shape or Position?
Close your eyes tightly? Does forcefully closing the eyes cause the eyeballs to retract or change shape? Thank you.
Dr. Zhuang Yamin reply Ophthalmology
Hello: The area around the eyeball contains a lot of elastic connective tissue and adipose tissue, which can absorb impacts from the front of the orbit. Therefore, even when you close your eyes tightly, it does not cause deformation of the eyeball! Changhua Hospital Ophthalmology...[Read More] Does Squinting Hard Affect Eye Shape or Position?
Understanding Keratoconus: When to Consider Rigid Contact Lenses
Keratoconus..? Hello Doctor: I previously asked about keratoconus. I currently have astigmatism of nearly 600 degrees, and after being diagnosed with keratoconus, my doctor has only advised me to wear glasses and has not prescribed rigid gas permeable contact lenses. Does this me...
Dr. Zhuang Yamin reply Ophthalmology
Hello: The purpose of wearing rigid gas permeable (RGP) contact lenses is not to compress the cornea, but rather to improve the corneal shape for better visual acuity. Initially, mild astigmatism can indeed be corrected with regular glasses or soft contact lenses, but high astigm...[Read More] Understanding Keratoconus: When to Consider Rigid Contact Lenses
Can Straining Eye Muscles Cause Eye Rupture?
Globe rupture Hello doctor, I have a curious question. Could straining the muscles around the eyes potentially lead to a rupture of the eyeball? Thank you.
Dr. Zhuang Yamin reply Ophthalmology
Hello: The outermost layer of the eyeball is protected by a layer of sclera, which is a very dense and tough structure that will not rupture due to muscle tension! Best wishes for your health from the Ophthalmology Department of Changhua Hospital. We care about you~[Read More] Can Straining Eye Muscles Cause Eye Rupture?
Why Is My Baby Squinting? Understanding Eye Health Concerns
The baby is squinting? Hello doctor, my baby is 1 year and 10 months old. Recently, I noticed that he occasionally squints while watching TV. He has been rubbing his eyes for a while but hasn't squinted before. Is this squinting due to seeing something scary, nearsightedness...
Dr. Zhuang Yamin reply Ophthalmology
Hello Lingling: Generally, at this age, a baby's visual development is not yet complete, and they may not squint due to nearsightedness, so there's no need to worry too much! Additionally, babies at this age have limited mobility, and the muscles in various parts of the...[Read More] Why Is My Baby Squinting? Understanding Eye Health Concerns
Understanding Eyelid Pressure: Effects on Astigmatism and Eye Health
Eyelid pressure Excuse me, doctor. I would like to ask, if I am already an adult at 28 years old, does eyelid pressure refer to the squinting or forcefully closing my eyes causing changes in astigmatism? Will this lead to a significant increase in the degree of astigmatism? Could...
Dr. Zhuang Yamin reply Ophthalmology
Hello: Examples of astigmatism caused by eyelid pressure affecting vision are mostly seen in children with congenital ptosis. In adulthood, the corneal condition tends to stabilize, and the impact of eyelid pressure is usually temporary, with minimal changes in prescription. Addi...[Read More] Understanding Eyelid Pressure: Effects on Astigmatism and Eye Health
Understanding Myopia, Astigmatism, and Strabismus: Your Questions Answered
Myopia, astigmatism, and strabismus? Hello, doctor: "I'm afraid it still cannot decrease by 100 degrees." Does this mean it is completely impossible to decrease, or is it just "very difficult"? I don't want laser treatment... Is it not possible to de...
Dr. Zhuang Yamin reply Ophthalmology
Hello: Regarding myopia, the part that has potential for improvement is what is known as "pseudomyopia." Even in adulthood, prolonged near work can still lead to the development of pseudomyopia. To determine the extent of pseudomyopia, it is necessary to perform a dilat...[Read More] Understanding Myopia, Astigmatism, and Strabismus: Your Questions Answered