Cornea, Ophthalmology FAQ - Page 35

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Understanding Dry Eyes and Rainbow Vision: Causes and Solutions

Dry eyes with halo vision? Hello, doctor. I have floaters in my vision, and last week my eyes felt a bit swollen, followed by the onset of halos and glare. I visited an ophthalmologist who said my eyes are dry, but I have sufficient tear production. I would like to know if there ...


Dr. Gao Pilin Reply:
Hello Tina: The phenomenon of halos around lights may be caused by corneal edema, which can occur in conditions like glaucoma. I'm not sure if you wear contact lenses, but sometimes wearing them for too long can also lead to this issue. If your intraocular pressure is normal...

[Read More] Understanding Dry Eyes and Rainbow Vision: Causes and Solutions


Is Eye Drops Effective for Corneal Abrasions?

Is eye drop medication effective for treating corneal abrasions? I have a corneal abrasion. I went to the hospital, and the doctor said the abrasion is a bit large. The doctor suggested using some eye drops first. Will this be effective?


Dr. Gao Pilin Reply:
Hello Huihui: For a corneal abrasion, it is important to allow it to heal on its own. You can use artificial tears to keep it moist and avoid infection. Make sure to rest your eyes by keeping them closed. If there are no significant issues, it should heal quickly. The ophthalmolo...

[Read More] Is Eye Drops Effective for Corneal Abrasions?


Challenges of Glasses Prescription After Laser Eye Surgery

Wearing glasses after laser vision correction for myopia? Hello, Doctor Gao. I have a question regarding patient education - Is it more difficult for someone who has undergone laser vision correction to get glasses for myopia or astigmatism? Since the curvature of the cornea has ...


Dr. Gao Pilin Reply:
Hello William: If the refractive error of the cornea is straightforward after surgery, it is still easy to prescribe glasses, and there is no difference; glasses for both distance and near vision can still be fitted. In Taiwan, the ophthalmology department at Puzi Hospital is ope...

[Read More] Challenges of Glasses Prescription After Laser Eye Surgery


Will the White Spots from Corneal Ulcers Disappear Over Time?

White spots in corneal ulcers? Hello, Doctor: A while ago, I was diagnosed with a corneal ulcer and have been using antibiotic eye drops (initially every two hours, then every three hours after three days, and now every four hours after four to five days). I have been using them ...


Dr. Gao Pilin Reply:
Hello Mr. Wu: Regarding corneal ulcers, if they are relatively superficial, the spots left after healing may not be very noticeable. However, if they are more severe, they may persist and not disappear. A clinical examination is necessary to determine your condition. In Taiwan, t...

[Read More] Will the White Spots from Corneal Ulcers Disappear Over Time?


Managing Corneal Epithelial Damage After Laser Eye Surgery

Corneal epithelial abrasion? Hello Dr. Wang, I have a few questions regarding post-laser vision correction surgery. Due to long-term dry eye symptoms, I have experienced multiple corneal epithelial erosions. I have visited two clinics (A and B). Dr. A prescribed Salon from Wufeng...


Dr. Wang Zhishun Reply:
Hello, based on the description, there seems to be a possibility of recurrent corneal erosion. It is advisable to consult a cornea specialist for an examination. The medication will also depend on the condition. If the corneal epithelium is repeatedly damaged due to dry eye, lead...

[Read More] Managing Corneal Epithelial Damage After Laser Eye Surgery


Understanding the Causes of Light Rings When Looking at Bright Lights

Hello, doctor. I have some questions to ask? Hello doctor, when I look at the desk lamp, I see many small circles of light. What could be the cause of this?


Dr. Gao Pilin Reply:
Hello Mr. Gao: Typically, the issue is related to the cornea, such as astigmatism or scarring; however, a detailed examination is necessary to determine the exact condition. I apologize, but I cannot diagnose based on your description alone. I recommend that you visit an ophthalm...

[Read More] Understanding the Causes of Light Rings When Looking at Bright Lights


White Spot and Redness in Eye: Causes and Home Remedies

There is a white spot in the eye with partial redness, but it is not painful or itchy? About a week ago, after I cut my bangs, I started feeling a foreign body sensation in my eye. Initially, I thought it was just hair that had fallen into my eye and that it would resolve on its ...


Dr. Gao Pilin Reply:
Hello, if your vision is not affected, please pay attention to whether the white spot is on the cornea (the black part of the eye). If it is, be cautious of a potential corneal infection and seek medical attention as soon as possible. Additionally, you should refrain from wearing...

[Read More] White Spot and Redness in Eye: Causes and Home Remedies


Understanding Corneal Scarring and Its Impact on Vision

About corneal scarring? Hello, I would like to ask about my condition. Recently, my right eye has been seeing things blurry. I visited an ophthalmologist yesterday, and he said I have a scar on my cornea, which is causing my right eye to have astigmatism of 4.75 diopters, while m...


Dr. Gao Pilin Reply:
Hello, Mimi: If the scar is old, it may not change and will remain as it is. However, if it is a recent occurrence, there may still be changes, so please continue to observe it. Unfortunately, a detailed diagnosis cannot be made based on your description, so I recommend that you ...

[Read More] Understanding Corneal Scarring and Its Impact on Vision


Long-Term Contact Lens Use: Risks and Laser Treatment Eligibility

Long-term wear of contact lenses? I would like to ask if my boyfriend usually wears contact lenses all the time, even while sleeping. Despite everyone's advice against it, he continues to wear them without feeling uncomfortable or dry. Is it safe to wear contact lenses like ...


Dr. Gao Pilin Reply:
Hello, Xiao Qi: You must not sleep while wearing them, as it can cause corneal hypoxia, edema, and even infection. After assessment, if suitable, laser treatment can still be performed. In Taiwan, the Department of Ophthalmology at Puzi Hospital is open Monday to Friday from 8:00...

[Read More] Long-Term Contact Lens Use: Risks and Laser Treatment Eligibility


Understanding Contact Lens Issues: Headaches and Dry Eyes Explained

Issues with contact lenses? Doctor, I previously wore colored contact lenses and started experiencing headaches after a while. What could be the reason for this? Should contact lenses be prescribed with the actual prescription or should the prescription be reduced? A previous doc...


Dr. Gao Pilin Reply:
Hello, Contact lenses do indeed require a lower prescription than what is determined during an eye exam, with the reduction being more significant for higher prescriptions. For prescriptions below 400 degrees, it may not be necessary to adjust. However, it is difficult to deter...

[Read More] Understanding Contact Lens Issues: Headaches and Dry Eyes Explained


Understanding Rainbow Halo Effects from Bright Lights: Eye Health Insights

Seeing bright light can create a rainbow halo effect? Hello, I have been using electronic devices for extended periods recently, which has caused my eyes to feel strained and painful. My right eye has a prescription of -4.50 and my left eye -1.50. Over the past few months, I have...


Dr. Gao Pilin Reply:
Hello Kevin: The presence of halos is caused by corneal edema, so in addition to glaucoma, wearing contact lenses for an extended period can also lead to this phenomenon. I wonder if you have been wearing them? It is important to continuously monitor your intraocular pressure and...

[Read More] Understanding Rainbow Halo Effects from Bright Lights: Eye Health Insights


Understanding Corneal Endothelial Cell Analysis and Treatment Options

Inquiry about corneal endothelial cells? Here is my report SP-3000P CellCount Report Eye (Position): R (C) Cornea thickness: 0.518 (mm) Number of cells: 129 Minimum Size: 94.6 Maximum Size: 884.3 Average Size: 325.1 S.D. of Size: 136.8 C.V. of Size: 42.1% Cell Density: 3075.9 Hex...


Dr. Gao Pilin Reply:
Hello: I apologize, but I cannot make a diagnosis based on your description. I recommend that you visit an ophthalmologist for a better explanation. The ophthalmology department at Puzi Hospital in Taiwan is open Monday to Friday from 8:00 AM to 12:00 PM and Wednesday afternoons ...

[Read More] Understanding Corneal Endothelial Cell Analysis and Treatment Options


Managing Eye Pain and Discomfort: Effective Eye Drops and Tips

Use of eye drops for swollen and painful eyes? Hello Doctor, I am highly myopic (approximately -10.00 diopters) with mild amblyopia in one eye and some photophobia. Currently, I spend about 6 hours a day on the computer and around 3 hours on my smartphone (often until bedtime, an...


Dr. Wang Zhishun Reply:
Hello, Patidar is a medication for mild dry eye syndrome and does not cause pupil dilation. Additionally, you are using digital devices for too long, and it is best to avoid using them before bedtime. I recommend adjusting your eye usage habits first, and if you still experience ...

[Read More] Managing Eye Pain and Discomfort: Effective Eye Drops and Tips


Understanding Discomfort After LASIK: Causes and Solutions for Eye Strain

Secondary refinement of myopic laser surgery? Hello Dr. Wang, my right eye underwent a second fine-tuning after LASIK surgery for myopia (the first surgery left a -1.00 diopter correction to accommodate future presbyopia without needing reading glasses). However, due to poor adap...


Dr. Wang Zhishun Reply:
Hello, dry eye syndrome is a possibility, but other corneal issues cannot be ruled out. It may be advisable to consider a consultation with the cornea department at a medical center.

[Read More] Understanding Discomfort After LASIK: Causes and Solutions for Eye Strain


Understanding the Differences Between Contact Lens and Glasses Prescription

The issue of contact lens prescription versus eyeglass prescription? Is there a difference between the prescription for contact lenses and glasses? For example, if the glasses prescription is -4.00 and the contact lens prescription is -5.00, will this increase the degree of my ne...


Dr. Gao Pilin Reply:
Hello, For myopic contact lenses, the prescription is usually less than the one obtained from an eye exam (due to optical properties, but this is negligible for prescriptions under 400 degrees). Additionally, the higher the prescription, the more reduction is needed. Therefore,...

[Read More] Understanding the Differences Between Contact Lens and Glasses Prescription


Why Is My Myopia Increasing Rapidly After Switching Contact Lenses?

Short-term increase in prescription strength? Hello Doctor, I originally had a myopia of 800 degrees and wore daily disposable contact lenses. Two months ago, I got fitted for extended wear contact lenses, and the optical shop measured that my myopia in both eyes has worsened to ...


Dr. Wang Zhishun Reply:
Hello, it is possible that contact lenses have caused a change in your corneal curvature. It is recommended to stop wearing them for a week and then check your prescription again.

[Read More] Why Is My Myopia Increasing Rapidly After Switching Contact Lenses?


Understanding Blurry Vision from Dry Eyes: Recovery Time and Treatment

Dry eyes can cause blurred vision? Hello, doctor. May I ask about a situation where dryness in the eyes has caused slight corneal abrasion? Objects at a certain distance appear a bit blurry, while close-up vision is clear. How long does it typically take to recover after seeing a...


Dr. Gao Pilin Reply:
Hello, Xiao Hei: The corneal epithelium will heal quickly, but resting with your eyes closed will speed up the recovery. You should also use some artificial tears. Typically, it will improve within one to two days. In Taiwan, the ophthalmology department at Puzi Hospital is open ...

[Read More] Understanding Blurry Vision from Dry Eyes: Recovery Time and Treatment


Post-Laser Eye Surgery Care: Managing Dry Eye Symptoms Effectively

Follow-up Questions - Postoperative Care After Myopia Laser Surgery Doctor, the dry eye symptoms after laser surgery are due to the damage to the corneal nerves that need to heal, so artificial tears are required to keep the eyeball and cornea moist and to prevent inflammation. D...


Dr. Gao Pilin Reply:
Steven: It is possible that the condition may gradually improve, or it could become a permanent case of dry eye syndrome. You can use preservative-free artificial tears according to the severity of your dryness, and you should apply them if you experience discomfort. If there is ...

[Read More] Post-Laser Eye Surgery Care: Managing Dry Eye Symptoms Effectively


Cataract Surgery Options for Patients with Dry Eye Syndrome

Cataract surgery in patients with dry eye syndrome? My mother has dry eye syndrome and does not have any astigmatism. She is about to undergo cataract surgery in both eyes. Is it suitable for her to have a multifocal intraocular lens (IOL) implanted, considering she does not have...


Dr. Gao Pilin Reply:
Hello Ms. Liu: Generally, dry eye syndrome does not affect the outcomes of cataract surgery. However, the use of multifocal intraocular lenses depends on the patient's needs. The decision regarding the necessity of these lenses should be made after a clinical examination, so...

[Read More] Cataract Surgery Options for Patients with Dry Eye Syndrome


Post-Laser Vision Issues: Managing Dry Eyes and Blurriness After Surgery

Could you please provide more context or details regarding your question about Dr. Gao and laser vision correction six months later? Dear Doctor, It has been six months since my laser eye surgery, and my left eye has been experiencing a slight blurriness when I look at things. ...


Dr. Gao Pilin Reply:
Hello YENN: A corneal abrasion can affect vision, causing a blurry appearance. Therefore, it is necessary to use artificial tears. After surgery, the eyes may also be drier, and if this condition occurs frequently, long-term use may be required. However, a clinical examination is...

[Read More] Post-Laser Vision Issues: Managing Dry Eyes and Blurriness After Surgery


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