Cornea, Ophthalmology FAQ - Page 27

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Understanding Corneal Edema After Cataract Surgery: Success Rates of DSAEK and DMEK

Corneal edema after cataract surgery? Hello, I have developed permanent corneal edema following cataract surgery. I went to Cheng Kung University for an examination and was diagnosed with corneal edema due to insufficient endothelial cell count. The only solution is to undergo en...


Dr. Cai Wenyuan Reply:
Hello: I apologize, but it would be best to consult with a surgeon regarding your question. Wishing you safety and health. Sincerely, Dr. Cai Wenyuan, Director of the Ophthalmology Department, Taoyuan Hospital, Ministry of Health and Welfare.

[Read More] Understanding Corneal Edema After Cataract Surgery: Success Rates of DSAEK and DMEK


Understanding Glaucoma Symptoms: When to Seek Medical Attention

About glaucoma? Today I visited the doctor. Currently, the intraocular pressure in both eyes is at 20 mmHg, and I have myopia of -7.75 diopters in both eyes, but I can still see clearly. Recently, I've been experiencing occasional stiffness in my neck, slight pressure in my ...


Dr. He Jianxian Reply:
The symptoms of glaucoma you mentioned likely refer to acute glaucoma, which is almost impossible to occur in eyes with a refractive error of -775 diopters. If the doctor has examined and found no issues, there is no need to worry.

[Read More] Understanding Glaucoma Symptoms: When to Seek Medical Attention


Understanding the Use of Eyedrops for Glaucoma: A Patient's Concern

Ivermectin eye drops Hello Doctor, I am 24 years old and have severe myopia, with both eyes at -800 diopters. Earlier this year, I had an examination at a hospital in the northern part of Taiwan, where the doctor informed me that I might have glaucoma, as my intraocular pressure...


Dr. He Jianxian Reply:
If you have concerns about glaucoma, it is advisable to consult with an ophthalmologist for a more definitive assessment, as I do not have the necessary information to make a clear determination. Regarding astigmatism-related visual disturbances, if you have already seen four oph...

[Read More] Understanding the Use of Eyedrops for Glaucoma: A Patient's Concern


Understanding Fluctuating Eye Pressure: Risks and Management Strategies

Intraocular pressure fluctuations? Hello Doctor, I am 22 years old and have myopia of about -6.00 in both eyes. My previous job required long hours of using electronic devices, and I often stayed up late (though I have reduced this and my routine is now normal). I have a history ...


Dr. Gao Pilin Reply:
Hello Mr. Liu: 1. How can glaucoma be detected? The primary methods include measuring intraocular pressure, assessing the condition of the optic nerve, and conducting visual field tests. By integrating these findings, we can determine the presence of glaucoma. 2. When doctors e...

[Read More] Understanding Fluctuating Eye Pressure: Risks and Management Strategies


Overuse of Antibiotic Eye Drops: Risks and Recovery Insights

Overuse of antibiotic eye drops? Due to severe itching in my eyes, I used "Shilong" antibiotic drops. However, my eyes did not improve, so I pressed the bottle forcefully, administering about 20 drops into my eyes. As a result, while the itching subsided, I experienced ...


Dr. Gao Pilin Reply:
Hello Mr. Lee: 1. Does the use of large amounts of antibiotics and preservatives in eye drops cause thinning of the cornea or sclera? It is unlikely. Additionally, if you are instilling 20 drops at once, most of it will flow out, so there shouldn't be an issue of overdose. ...

[Read More] Overuse of Antibiotic Eye Drops: Risks and Recovery Insights


Understanding the Irreversibility of Dry Eye Syndrome: Key Insights

What does irreversible dry eye syndrome refer to? Thank you for taking the time to read this letter; I hope it doesn't cause any inconvenience. I am a recent graduate, and my tear film breakup time test showed a score of 0. I have tried using humidifiers, blue light glasses,...


Dr. Cai Wenyuan Reply:
Hello, reducing eye strain and taking more breaks, along with getting sufficient sleep, may lead to improvements. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Ophthalmology Department, Taoyuan General Hospital, Ministry of Health and Welfare.

[Read More] Understanding the Irreversibility of Dry Eye Syndrome: Key Insights


Understanding Post-Conjunctivitis Eye Changes: From Corneal Inflammation to Asymmetry

Conjunctivitis leading to anisocoria? I developed conjunctivitis in mid-November last year, which progressed to keratitis two weeks later. After a month of treatment, I recovered, but I noticed a problem with uneven eyelids that has persisted until now. My pupil appears cloudy in...


Dr. Cai Wenyuan Reply:
Hello, I apologize, but a physical examination may be necessary to determine the issue. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Ophthalmology Department, Taoyuan General Hospital, Ministry of Health and Welfare.

[Read More] Understanding Post-Conjunctivitis Eye Changes: From Corneal Inflammation to Asymmetry


Understanding Myopia: Glasses vs. Laser Surgery Questions Answered

Doctor, may I ask some questions about laser treatment for myopia and glasses? 1. Do I need two pairs of glasses for my nearsightedness—one pair for close-up vision with a lower prescription, and another pair with the correct prescription for intermediate and distance vision? If ...


Dr. Gao Pilin Reply:
Hello, 1. Regarding myopia glasses, do I need two pairs—one for close-up use with a lighter prescription? => Yes, that can help reduce eye strain. However, since you are still young, one pair of glasses is also fine if you don't have heavy visual demands. I currently ha...

[Read More] Understanding Myopia: Glasses vs. Laser Surgery Questions Answered


Understanding High Eye Pressure: Should You Be Concerned?

Intraocular pressure issues? Hello doctor, my intraocular pressure has been consistently high, measuring 21 to 22 each time. I recently visited a large hospital where the doctor examined me. I have myopia with -8.00 in my right eye and -7.00 in my left eye. The doctor performed a...


Dr. Cai Wenyuan Reply:
Hello, the doctor performed a fundus examination and said that everything looks fine. The doctor mentioned that it might be due to a thick cornea. We can continue to monitor the situation and regular check-ups are sufficient. Wishing you peace and good health. Sincerely, Dr. Cai ...

[Read More] Understanding High Eye Pressure: Should You Be Concerned?


Post-LASIK Complications: Corneal Edema, Flap Tears, and Recovery Tips

After myopic laser surgery, complications may include corneal edema, corneal flap tears, and corneal epithelial abrasions? Dear Doctor, Thank you for taking the time to read my question. I have high myopia, with both eyes having similar prescriptions of -8.00 diopters and -3.00 ...


Dr. Gao Pilin Reply:
Hello Allen: Right now, we can only wait for the cornea to heal and the swelling to subside; after that, your vision should gradually improve. I apologize for not being able to explain your current condition as I cannot examine you in person. Please follow the instructions of you...

[Read More] Post-LASIK Complications: Corneal Edema, Flap Tears, and Recovery Tips


Can Eye Bag Surgery Be Safe for Patients with Floaters?

Can floaters undergo eyelid surgery? Hello, Doctor: Two years ago, I discovered that I have floaters in both eyes. After examination, it was determined that they were caused by high myopia, and I need to have regular check-ups. My myopia is approximately 650 to 700 degrees, and d...


Dr. Cai Wenyuan Reply:
Hello, there should be no correlation between the two. Wishing you peace and good health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Department of Ophthalmology, Taoyuan General Hospital, Ministry of Health and Welfare.

[Read More] Can Eye Bag Surgery Be Safe for Patients with Floaters?


Post-Conjunctivitis Complications: Understanding Corneal Ulcers and Vision Issues

Conjunctivitis complicated by corneal ulcer? Hello, Doctor! I would like to ask about my condition. I was diagnosed with viral conjunctivitis complicated by a corneal ulcer on January 12. As of today, there are no visible abnormalities on the surface of my eye, but my vision stil...


Dr. Cai Wenyuan Reply:
Hello, is it possible that this is a sequel due to conjunctivitis? It is possible, but most cases tend to recover. Wishing you peace and health. Sincerely, Dr. Tsai Wen-Yuan, Director of Ophthalmology, Taoyuan Hospital, Ministry of Health and Welfare.

[Read More] Post-Conjunctivitis Complications: Understanding Corneal Ulcers and Vision Issues


Understanding Eye Issues: Should You Continue Treatment for Corneal Edema?

Extension of issue 143357~ Hello Doctor, I have a problem with transparent small blisters on the white part of my eye. I visited an ophthalmologist yesterday, and the doctor said it was edema and conjunctivitis. He prescribed two types of eye drops: methylprednisolone acetate and...


Dr. Cai Wenyuan Reply:
Hello: You can continue to observe the situation, and if the symptoms persist, seek medical attention. Wishing you peace and good health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Department of Ophthalmology, Taoyuan General Hospital, Ministry of Health and Welfare.

[Read More] Understanding Eye Issues: Should You Continue Treatment for Corneal Edema?


Do You Need Regular Visual Field Tests After Eye Surgery?

Is visual field testing required to be performed continuously? Hello, doctor. My younger sister had strabismus surgery at the age of 21. At that time, the attending physician discovered that she had a tendency for elevated intraocular pressure before the surgery and was concerned...


Dr. He Jianxian Reply:
It is recommended that you continue to have regular follow-up appointments to monitor your intraocular pressure. Additionally, it may be beneficial to measure your corneal thickness to determine if your cornea is thicker than average. If this is the case, it is normal for your in...

[Read More] Do You Need Regular Visual Field Tests After Eye Surgery?


Understanding Pupil Size Differences and Vision Issues: Expert Advice

Hello, doctor? Hello, Doctor. I have a question I would like to ask and I would appreciate your advice. I noticed that there is a difference in the size of my pupils (the right eye is larger than the left), and I feel a bit of a dilated sensation even though I haven't used a...


Dr. Cai Wenyuan Reply:
Hello, there is a difference in the size of your pupils? Some of these variations are physiological phenomena. Should you discuss these conditions with a doctor? Yes. Wishing you peace and health, Director of the Department of Ophthalmology, Taoyuan General Hospital, Ministry of ...

[Read More] Understanding Pupil Size Differences and Vision Issues: Expert Advice


Can Keratoconus Patients Safely Use Finasteride for Hair Loss?

Contraindications for Medication Use in Patients with Keratoconus Hello, Doctor. I visited a dermatologist last October and was diagnosed with androgenetic alopecia. The doctor prescribed me Minoxidil, but I purchased a domestic medication, Finasteride, and have been taking 1.25 ...


Dr. Gao Pilin Reply:
Hello Mr. Chen: I do not have experience in this area, but I found the following report online: https://goo.gl/HcB3oH regarding elevated intraocular pressure. There are not enough cases to establish a correlation. If you have regular check-ups, your intraocular pressure is normal...

[Read More] Can Keratoconus Patients Safely Use Finasteride for Hair Loss?


Understanding Halo Vision After Corneal Inflammation: Causes and Solutions

The phenomenon of halos appearing intermittently after keratitis? Hello, doctor. Around mid-November, my wife developed keratitis, experiencing symptoms such as redness, swelling, punctate corneal erosions, and blurred vision. She consulted several doctors, and eventually, one of...


Dr. Gao Pilin Reply:
Hello, Lin R: The formation of halos is likely related to the cornea, but I cannot determine the exact cause without further information. It may be that some inflammation is present, causing the cornea to be slightly irregular, which can lead to the phenomenon of halos. Additiona...

[Read More] Understanding Halo Vision After Corneal Inflammation: Causes and Solutions


Understanding Dry Eye Syndrome: Symptoms, Causes, and Concerns

Inquiries related to dry eye syndrome? Hello Doctor, since the end of October, I have been experiencing symptoms of dry eye that fluctuate in severity. At one point, my eyes became so dry that the cornea was damaged. I have visited several ophthalmologists, and so far, only the l...


Dr. Cai Wenyuan Reply:
Hello, shouldn't a corneal abrasion have obvious symptoms? It might be just a little. Can eye allergies lead to dry eye syndrome? There is not much correlation. Wishing you peace and health. Sincerely, Dr. Tsai Wen-Yuan, Director of Ophthalmology, Taoyuan General Hospital, M...

[Read More] Understanding Dry Eye Syndrome: Symptoms, Causes, and Concerns


Consultation on Using Vitamin A and Tear Film Ointments for Dry Eyes

Consultation for Dry Eye Syndrome Eye Drops Hello Doctor, I would like to ask about the usage of the following eye ointments: 1. Oasis Vitamin A Eye Ointment 2. Tear Film Eye Ointment. These two ointments were prescribed by different doctors. Due to a corneal abrasion, I need to ...


Dr. Gao Pilin Reply:
Hello Ms. L: You can use either of the two ointments before bedtime; there is no need to apply both. Their purpose is to keep your eyes moist. However, using both will not be harmful. If you choose to use both, it is recommended to apply the vitamin A ointment first. The Ophthalm...

[Read More] Consultation on Using Vitamin A and Tear Film Ointments for Dry Eyes


Understanding Dry Eye Syndrome: Common Questions and Treatment Options

Inquiries related to dry eye syndrome? Hello, Doctor. Two weeks ago, I began experiencing symptoms of dry eye: dryness, burning sensation, and light sensitivity. I visited two different hospitals; one prescribed artificial tears and fatigue relief eye drops, while the other, cons...


Dr. Gao Pilin Reply:
Hello Ms. Li, 1. Can artificial tears be used? Artificial tears can generally be used by anyone; however, most commercially available artificial tears contain preservatives to prevent spoilage. It is advisable to use them no more than four times a day. If you wish to use them mo...

[Read More] Understanding Dry Eye Syndrome: Common Questions and Treatment Options


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