Caring for Keratoconus: Essential Tips and Surgical Insights
How to care for keratoconus? Dear Dr. Wang, I have been diagnosed with keratoconus and am currently wearing rigid gas permeable contact lenses for both eyes. However, my left cornea protrudes more than my right cornea, which often causes the lens to pop out easily, a sensation o...
Dr. Wang Yuwei reply Ophthalmology
Currently, the source of corneas in Taiwan largely relies on imports, and it is recommended to use corneas from the United States for better quality assurance. In the case of keratoconus, the success rate of corneal transplantation can reach up to 80%, but there are still some ri...[Read More] Caring for Keratoconus: Essential Tips and Surgical Insights
Understanding Corneal Neovascularization: Causes and Prevention Tips
Corneal neovascularization Hello, doctor: I would like to ask what to do if there are new blood vessels entering the cornea (as seen with a slit lamp) in the limbal area. I wear contact lenses for about 8-10 hours a day. My classmate, who has never worn contact lenses, also has c...
Dr. Wang Yuwei reply Ophthalmology
1. The cornea itself lacks blood vessels, and neovascularization occurs due to corneal hypoxia, with prolonged contact lens wear being the most common cause. Your classmate's neovascularization is likely limited to the peripheral cornea; otherwise, they should see an ophthal...[Read More] Understanding Corneal Neovascularization: Causes and Prevention Tips
Understanding Eye Discharge and Tears: Common Concerns Explained
Eye discharge and tears? Hello, doctor! I would like to ask about a recent issue I've been experiencing. When I wake up, I have a lot of eye discharge that is transparent, and there are small clumps in the corners of my eyes (sometimes wet, sometimes dry). Sometimes there is...
Dr. Wang Yuwei reply Ophthalmology
Secretions (eye discharge) often dry overnight, forming clumps or sticking to the eyelashes. The solution is to reduce the secretions; there are many medications available in ophthalmology that can help address this issue, so please seek assistance from an eye specialist nearby. ...[Read More] Understanding Eye Discharge and Tears: Common Concerns Explained
Managing Myopia in Children: Glasses and Alternative Solutions
Myopia Hello Dr. Liang: I have severe myopia of over 1200 degrees, and my child is two years and ten months old with myopia of 400 degrees. Should I first get glasses for them and then proceed with adjustments (such as looking at distant objects, avoiding TV, and practicing visio...
Dr. Wang Yuwei reply Ophthalmology
Children have a very strong contraction of the ciliary muscle, so when measuring myopia, a cycloplegic agent should be administered first. The measurement taken at this time will reflect the true and accurate refractive error. If myopia is still present after this measurement, co...[Read More] Managing Myopia in Children: Glasses and Alternative Solutions
Understanding Eye Discomfort: Common Concerns and Solutions
Eye concerns Hello, Doctor: I have a few questions I would like to ask, and I hope you can help me. Thank you! 1. My eyes feel uncomfortable, so I used "Dilan" eye drops. After applying them, I sneezed and had a runny nose, but I surprisingly tasted the eye drops in m...
Dr. Wang Yuwei reply Ophthalmology
1. It is normal for eye drops to flow into the mouth, as there is a nasolacrimal duct on the inner side of the eye that connects to the nasal cavity and then to the oropharynx. This is also why we say "one handful of mucus, one handful of tears." 2. There may be a stone...[Read More] Understanding Eye Discomfort: Common Concerns and Solutions
Managing Uncontrolled Glaucoma: Treatment Options Beyond Medications
Glaucoma Hello Dr. Wang, I have consistently high intraocular pressure and have been diagnosed with glaucoma. My doctor has changed my medication 3 to 4 times, but my eye pressure remains uncontrolled. Some of the medications cause allergic reactions and headaches. If medicatio...
Dr. Wang Yuwei reply Ophthalmology
If a single medication is insufficient to control glaucoma, a change in medication or combination therapy may be considered. If control is still not achieved, different types of laser treatments should be administered based on the specific diagnosis. If control remains elusive, s...[Read More] Managing Uncontrolled Glaucoma: Treatment Options Beyond Medications
Understanding Uncontrollable Tear Production: Causes and Treatments
Tears Hello Dr. Wang: My wife is 46 years old and her eyes tend to tear up involuntarily. What could be the cause? How can it be treated? Best wishes, Mr. Lin, October 23, 2002.
Dr. Wang Yuwei reply Ophthalmology
There are many reasons for tearing, including nasolacrimal duct obstruction, conjunctivitis, presbyopia, and dry eye syndrome, among others. It may be necessary for you to provide more details about other symptoms in order to give an accurate response. Alternatively, you could co...[Read More] Understanding Uncontrollable Tear Production: Causes and Treatments
Understanding Small White Bumps on the Eye: Causes and Treatments
There is a small round swelling on the sclera? Hello, I have a question. There is a small bump on the outer side of the sclera of my right eye, and there are blood vessels present. I have seen two ophthalmologists; one was somewhat vague and mentioned a term similar to "ping...
Dr. Wang Yuwei reply Ophthalmology
According to your description, it seems to be a conjunctival pinguecula, which may be related to excessive ultraviolet exposure and typically does not have a significant impact on the eyes, so it can be disregarded. The increase in blood vessels can be managed with medication, bu...[Read More] Understanding Small White Bumps on the Eye: Causes and Treatments
Understanding Foreign Body Sensation in the Eyes After Laser Surgery
Foreign body sensation in the eye? Hello: In recent days, I often feel a foreign body sensation in my eyes (it feels like something is rubbing against my eyelid, and sometimes it feels like an eyelash has fallen into my eye, but when I look in the mirror, I see nothing). Sometime...
Dr. Wang Yuwei reply Ophthalmology
There are many reasons for the sensation of a foreign body in the eye, including dry eye syndrome, conjunctival concretions, inflammation, and ingrown eyelashes, among others. Having recently undergone laser vision correction surgery and the presence of conjunctival concretions a...[Read More] Understanding Foreign Body Sensation in the Eyes After Laser Surgery
Does Squinting to Read Without Glasses Worsen My Myopia?
Myopia has developed? I have over 1000 degrees of myopia and wear very heavy glasses every day, which makes my nose uncomfortable and painful. So I take off my glasses and squint to read. However, some people say this will worsen my prescription, while others say it won't. D...
Dr. Wang Yuwei reply Ophthalmology
Not wearing glasses and squinting while reading can indeed worsen your prescription. It is recommended that you get a pair of lightweight glasses, which will not only help you see clearly but also benefit your eye health.[Read More] Does Squinting to Read Without Glasses Worsen My Myopia?
Understanding Corneal Issues: Red Veins and Treatment Options
Corneal issues Hello, I would like to ask you about the appearance of blood vessels on the cornea, which seems to cover almost one-third of the eyeball, making the eyes look red. It doesn't seem to affect vision much, but it is not aesthetically pleasing. My family members h...
Dr. Wang Yuwei reply Ophthalmology
It seems you are referring to "pterygium," which is typically an abnormal growth of tissue that extends from the inner corner of the eye towards the center of the cornea, often taking on a triangular or wedge shape. The cause is excessive ultraviolet (UV) light exposure...[Read More] Understanding Corneal Issues: Red Veins and Treatment Options
Can Congenital Cataract Surgery Restore Vision? Key Insights and FAQs
Can vision be restored after congenital cataract surgery? Hello Doctor: I was diagnosed with congenital cataracts in both eyes during my middle school years. Recently, I have been experiencing difficulty reading and working due to my vision. I am considering surgery to address th...
Dr. Wang Yuwei reply Ophthalmology
If cataracts develop before the age of 3, they may lead to amblyopia, and even surgery may not improve vision. If you discover poor vision only in middle school and had good vision previously, surgery can improve your eyesight. There is not much difference in the methods and risk...[Read More] Can Congenital Cataract Surgery Restore Vision? Key Insights and FAQs
Understanding Sticky Mucus Under Eyes: Causes and Solutions
A thick, mucus-like substance appears under the eyes? Hello Dr. Wang, about five years ago, I started waking up every morning with a thick, mucus-like discharge under my eyes. I would use a pointed tissue to pull it out, and afterward, my eyes would feel brighter and more comfort...
Dr. Wang Yuwei reply Ophthalmology
There are many causes for the presence of discharge in the eyes. However, if this has been occurring for the past five years and only in the mornings, the two most common reasons are as follows: You can ask a family member or friend to check if there is still a small gap when you...[Read More] Understanding Sticky Mucus Under Eyes: Causes and Solutions
Understanding Retinal Tears: Symptoms, Treatment, and Recovery Insights
Retinal tear Hello Dr. Wang, I was diagnosed with two retinal breaks in my right eye by four different ophthalmologists from two major hospitals at the end of May and June. The doctors recommended laser treatment to seal the breaks. Therefore, I underwent laser treatment at Chang...
Dr. Wang Yuwei reply Ophthalmology
The eye is a spherical structure, and the substance inside it is called the vitreous body, which is surrounded by the retina. Retinal tears are usually accompanied by traction or pulling from the vitreous body, which is why you may see flashes of light. After laser treatment, the...[Read More] Understanding Retinal Tears: Symptoms, Treatment, and Recovery Insights
Impact of Low Light Conditions on Glaucoma Patients' Vision and Health
Patients with glaucoma who spend extended periods in poorly lit indoor environments may experience increased difficulty in visual function. Insufficient lighting can lead to eye strain, reduced contrast sensitivity, and may exacerbate symptoms such as blurred vision or tunnel vis...
Dr. Wang Yuwei reply Ophthalmology
Dear Ms. Jan, Glaucoma is classified into two types: angle-closure glaucoma and open-angle glaucoma. If it is angle-closure glaucoma, working in a dark room for an extended period may trigger an acute glaucoma attack. On the other hand, open-angle glaucoma poses less immediate d...[Read More] Impact of Low Light Conditions on Glaucoma Patients' Vision and Health
Do Eye Tumors Always Require Eye Removal? Exploring Treatment Options
Ocular tumor My father recently experienced discomfort in his eyes, and upon examination, a tumor approximately 2 centimeters in size was found inside his eye. The doctor recommended immediate enucleation of the eyeball. Friends and family have suggested trying traditional Chines...
Dr. Wang Yuwei reply Ophthalmology
Your father has a tumor in his eye, severe enough that the physician recommends enucleation. This is usually a melanoma. Such tumors can metastasize to other parts of the body, which is why sacrificing the eye is considered for the sake of survival. If preserving the eye is a pri...[Read More] Do Eye Tumors Always Require Eye Removal? Exploring Treatment Options
Understanding Eye Abnormalities in Infants: Causes and Solutions
Abnormal Eye Issues in Infants Hello! I would like to ask you the following questions, and I hope you can help me with the answers. Thank you! My sister-in-law gave birth to a baby boy on February 15. During prenatal check-ups, it was noted that his kidneys appeared to be enlarge...
Dr. Wang Yuwei reply Ophthalmology
The presence of white spots on both corneas at birth is most likely diagnosed as congenital corneal dystrophy. These white spots, as mentioned by the physician during your visit to Chung Shan Hospital, can cause visual impairment; however, the intensity of the spots can vary the ...[Read More] Understanding Eye Abnormalities in Infants: Causes and Solutions