Cornea, Ophthalmology FAQ - Page 45

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Common Household Liquids and Their Effects on Eye Health

Liquid in contact with the eyes? Hello, I would like to ask a few questions. In daily life, various liquids may come into contact with the eyes. For example, my eyes have come into contact with shampoo, water containing laundry soap, water containing laundry detergent, water cont...


Dr. Hu Yusheng Reply:
Hello: 1. Please rinse immediately with clean water. 2. It depends on the individual's corneal and cellular tolerance. 3. I believe that once a chemical substance enters the eye, it can still cause degeneration of the cornea and ocular tissues. Wishing you peace and health.

[Read More] Common Household Liquids and Their Effects on Eye Health


Understanding Limbal Keratoconjunctivitis: Causes and Treatment Options

Pannus keratoconjunctivitis I have been diagnosed with pterygium and have been undergoing treatment for over a year, but there has been no significant improvement. My doctor has suggested surgery. However, I am not very familiar with this condition. Could you please let me know w...


Dr. Feng Jiefan Reply:
Hello: Superior Limbic Keratoconjunctivitis (SLK) is an inflammatory response affecting the cornea and conjunctiva, resulting in a sensation of foreign body presence, burning, and discomfort, although vision is usually not significantly affected. The etiology is unknown, but it i...

[Read More] Understanding Limbal Keratoconjunctivitis: Causes and Treatment Options


Understanding Conjunctivitis: Essential Medications and Treatment Guidance

Conjunctivitis Hello Dr. Feng, I was hospitalized for a week due to conjunctivitis. Currently, I am abroad and have unfortunately contracted an infection. I have noticed white spots appearing below my cornea, along with light sensitivity and excessive tearing, which are identical...


Dr. Feng Jiefan Reply:
Hello: Due to the lack of basic information, we are unable to access the medical records. We kindly ask that family members visit the ophthalmology outpatient clinic to request a medical summary, which can then be provided to local healthcare providers for reference. This is a sa...

[Read More] Understanding Conjunctivitis: Essential Medications and Treatment Guidance


What Causes Yellow Spots on the Sclera of the Eye?

Sclera Doctor, I have a yellow spot on the white part of my eye, located slightly next to the eyeball. What could that be?


Dr. Hu Yusheng Reply:
Hello, Mr. Xiao: What you mentioned is called "pinguecula." It is a type of degenerative tissue of the conjunctiva located on either side of the cornea (the black part of the eye). It is a benign tissue that may slightly enlarge and become yellow with age. Wishing you p...

[Read More] What Causes Yellow Spots on the Sclera of the Eye?


Can Athlete's Foot Water Splash Cause Eye Infections?

Eye pain Doctor, I have athlete's foot and a few days ago, while taking a shower, water droplets that were attached to my athlete's foot accidentally splashed into my eyes. Will this cause my eyes to become infected with bacteria? Should I use medication from an ophthal...


Dr. Ke Meilan Reply:
Hello: If your cornea is completely healthy, there is no need for treatment, so don't worry. Wishing you peace and good health.

[Read More] Can Athlete's Foot Water Splash Cause Eye Infections?


Understanding Eye Pain: Is It Related to My Retina Issues?

Eye pain Recently, I've been experiencing a feeling of pressure and pain in my eyes, particularly in my right eye. I visited an ophthalmologist, but they didn't provide much information and only prescribed eye drops. I have high myopia and astigmatism, and I've als...


Dr. Wang Zhangji Reply:
Eye pressure and pain are generally not related to the retina; they are more commonly caused by issues with the surface of the eye or ciliary muscle fatigue. Conditions affecting the surface of the eye, such as conjunctival or corneal diseases, can lead to pain. If you are concer...

[Read More] Understanding Eye Pain: Is It Related to My Retina Issues?


Understanding Amblyopia: Treatment Options for Children with Low Vision

Amblyopia Hello doctor, at what age does the macula fully develop? Also, my 4-year-old child currently has a vision measurement of 0.1 in both eyes. Does he need to undergo patching therapy?


Dr. Liu Jingxian Reply:
Hello, Xiao Li: Regarding your child's vision situation, we first need to explore the mechanisms behind "amblyopia." During the visual development process, the eyes and the visual cortex need to receive adequate light and visual stimuli to develop properly (not jus...

[Read More] Understanding Amblyopia: Treatment Options for Children with Low Vision


Understanding Light Sensitivity: Eye Conditions That Affect Your Comfort

The eyes are much more sensitive to light than others? After the company moved, the new office switched to yellow fluorescent lights (previously white lights) and has large west-facing floor-to-ceiling windows that allow intense sunlight to flood in. The conclusion is that it is ...


Dr. Liu Jingxian Reply:
Hello Mary: Based on your description, your eyes are much more sensitive to light than average, which causes discomfort. This condition is known as photophobia (the discomfort experienced when the eyes are exposed to light, making it difficult to open the eyes and see). First, we...

[Read More] Understanding Light Sensitivity: Eye Conditions That Affect Your Comfort


Corneal Abrasion Recovery: Tips for Healing and Contact Lens Use

Corneal abrasion Hello Dr. Feng, I previously wore contact lenses while riding a bike and got sand in my eyes. After a diagnosis, it was determined that I have a corneal abrasion. I received two bottles of wound care medication, and the doctor mentioned that it would take about f...


Dr. Feng Jiefan Reply:
Hello! Corneal wounds generally heal without infection. Five days is the typical timeframe, but whether it has completely healed requires a physician's examination. A dry climate may slow down the healing process. You can use artificial tears, but they must be clean and unco...

[Read More] Corneal Abrasion Recovery: Tips for Healing and Contact Lens Use


Concerns About Eyelid Pain and Potential Injury After Eye Examination

Eyelids and eyeballs Hello, doctor! Previously, when I was examined for a foreign body in my eye at a certain hospital, the doctor attempted to evert my eyelid. The first attempt was unsuccessful, and during the second attempt, it was a bit forceful, causing significant pain in m...


Dr. Ke Meilan Reply:
Hello! Flipping the eyelid is one of the important examinations to check for foreign bodies in the eye. If you experience the symptoms you mentioned during this examination, it is necessary to consider whether there is any damage to the conjunctival or corneal epithelial cells. I...

[Read More] Concerns About Eyelid Pain and Potential Injury After Eye Examination


Understanding Corneal Thickness and Its Impact on Eye Pressure Measurements

The issue of intraocular pressure and corneal thickness? Hello, Director Ke. My corneal thickness measurements are 610 and 590 micrometers. Could this affect the intraocular pressure readings, which were measured at 22 and 23 during the health check? Are these values still consid...


Dr. Ke Meilan Reply:
Hello! A pressure below 23 mmHg should still be considered normal. Wishing you peace and good health.

[Read More] Understanding Corneal Thickness and Its Impact on Eye Pressure Measurements


Understanding Refractive Errors: Impact on Driving Safety

Refractive errors are vision problems that occur when the shape of the eye prevents light from focusing directly on the retina. Common types of refractive errors include myopia (nearsightedness), hyperopia (farsightedness), astigmatism, and presbyopia. Whether a person with ref...


Dr. Hu Yusheng Reply:
Hello Mr. Zhu! "Refractive error" is a collective term for hyperopia, myopia, and astigmatism. Therefore, you may simply have hyperopia, myopia, or astigmatism, or a combination of hyperopia with astigmatism, or myopia with astigmatism. If your eyes have never been inju...

[Read More] Understanding Refractive Errors: Impact on Driving Safety


Can Surgery Correct Presbyopia for Better Vision at Work?

Can presbyopia be treated with surgery? Hello doctor, my vision was around 1.0 until I was 35 years old, and at 40 years old, it was still 0.8. Now at 47, I have to wear reading glasses all the time. Is there a surgical treatment available? I am still a working professional and o...


Dr. Wang Zhangji Reply:
Currently, the treatment options available in Taiwan include conductive keratoplasty and multifocal intraocular lenses. Conductive keratoplasty utilizes radiofrequency waves to alter the refractive state of the cornea; however, its effects are temporary, lasting approximately 1 t...

[Read More] Can Surgery Correct Presbyopia for Better Vision at Work?


Understanding Orthokeratology: Benefits, Risks, and Legality for Kids

What is corneal reshaping? What are its advantages and disadvantages? Is it illegal? My daughter is eight years old, and her eyesight is approximately between 200 to 300 degrees. She has been wearing orthokeratology lenses for six months, but I have heard that they can cause sign...


Dr. Zhang Yanrui Reply:
Orthokeratology lenses are actually similar to wearing rigid gas permeable contact lenses; as long as they are properly cleaned, they generally do not pose significant harm. If you get used to wearing them and have regular follow-up appointments, there is not much to worry about....

[Read More] Understanding Orthokeratology: Benefits, Risks, and Legality for Kids


Understanding Post-LASIK Myopia Progression: A Patient's Concern

After LASIK, myopia continues to worsen? Dear Sir, I originally had around 1000 degrees of myopia in both eyes. After undergoing LASIK, my vision was initially clear, but this improvement did not last. In the first year, my prescription changed by 100 degrees, and it has continu...


Dr. Zhang Yanrui Reply:
Your condition is quite complicated and may be due to pathological (progressive) high myopia or unstable refraction caused by corneal thinning. A thorough examination by a physician is necessary to determine the underlying cause, and further surgery is not recommended.

[Read More] Understanding Post-LASIK Myopia Progression: A Patient's Concern


Can Modern Ophthalmology Restore Vision After Severe Eye Injury?

Is there still hope for my eyes? At birth, my right eye was injured by forceps, resulting in amblyopia with a vision of less than 0.1 that machines cannot detect (appearing hazy) and severe corneal scarring. It is visibly apparent that my eyes are different, with a noticeable col...


Dr. Feng Jiefan Reply:
Hello! The corneal scarring caused by an injury at birth has resulted in amblyopia. Even though a corneal transplant can improve the corneal scarring, the amblyopia cannot be corrected at this stage. Therefore, corneal transplantation is currently not recommended. If the main con...

[Read More] Can Modern Ophthalmology Restore Vision After Severe Eye Injury?


Understanding Eye Floaters: Causes, Symptoms, and Treatment Options

Is this floaters? Hello, Dr. Tsai. Recently, I have been experiencing flashes of white circular spots in my peripheral vision, occurring approximately every twenty minutes. It's not directly in front of me, but rather in my left rear field of vision. I remember being startle...


Dr. Cai Jingyao Reply:
What has been mentioned above is indeed a manifestation of floaters. If there is a history of ocular trauma or high myopia, it is best to undergo a dilated retinal examination, which will alleviate concerns regarding the presence of flashes of light. Antihistamine eye drops, if n...

[Read More] Understanding Eye Floaters: Causes, Symptoms, and Treatment Options


Understanding Glaucoma: Questions and Concerns for Young Patients

Doctor, I would like to ask if I really have glaucoma? Hello, doctor. I was previously diagnosed with glaucoma, but I have some doubts about whether this is really the case. I noticed that my left eye seems to have a narrowed field of vision, and things look strange. After that, ...


Dr. Ke Meilan Reply:
Hello! If the visual field test is normal and the intraocular pressure is below 22 mmHg, then you can be monitored and temporarily do not need to use medication. If your corneal thickness is greater than 550 microns, you can return for a follow-up in one year.

[Read More] Understanding Glaucoma: Questions and Concerns for Young Patients


Post-LASIK Vision Issues: Understanding Blurriness and Recovery Concerns

Post-LASIK Vision Issues Hello Dr. Tsai, I recently underwent LASIK surgery and initially achieved a vision of 1.2 in one eye. However, as time has passed during the recovery, my vision has become increasingly blurry, and it has dropped to 0.8 despite consistently using eye drop...


Dr. Cai Jingyao Reply:
After LASIK surgery, it is possible for some degree of myopia to return, which may be due to the development of new myopia or pseudomyopia caused by excessive near work. A visit to an ophthalmology clinic for examination and medication may be necessary. Additionally, myopia can f...

[Read More] Post-LASIK Vision Issues: Understanding Blurriness and Recovery Concerns


Understanding Keratoconus and Military Service Eligibility in Taiwan

Keratoconus ~ Military Service Issues I previously underwent a medical examination, during which a diagnostic certificate was provided, but my physical condition was classified as "unable to determine." I have keratoconus in my right eye with a small scar that obstructs...


Dr. Feng Jiefan Reply:
If the physical examination indicates that the position is undetermined, it suggests that the conscript's eye condition may still change. This refers to a disease characterized by progressive forward bulging of the cornea, known as keratoconus, which can lead to fluctuating ...

[Read More] Understanding Keratoconus and Military Service Eligibility in Taiwan


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