Contact lenses, Ophthalmology FAQ - Page 21

Share to:
Recovery Time After Retinal Laser Surgery: When to Wear Contacts?

After retinal tear laser treatment Hello Doctor, I recently underwent laser surgery for a retinal tear and would like to ask how long the recovery period is. How soon after the laser treatment can I wear contact lenses? I need to wear them for extended periods due to work. Thank ...


Dr. Wang Zhishun Reply:
Hello, the effects of general retinal laser treatment are usually noticeable within about two weeks. As for contact lenses, they can typically be worn the next day.

[Read More] Recovery Time After Retinal Laser Surgery: When to Wear Contacts?


Understanding Eye Floaters and Vision Changes After Injury

The appearance of cloudy substances in the eye? Hello, Doctor. I have high myopia of -900 diopters in both eyes. I live in Taipei, and last year while playing basketball, I was accidentally hit in the eye by an opponent's hand, which caused my right contact lens to come off....


Dr. Wang Zhishun Reply:
Hello, based on your description, it seems to still be symptoms related to the vitreous. Since you have undergone multiple examinations, you should feel reassured. If the symptoms remain unchanged, regular monitoring will suffice.

[Read More] Understanding Eye Floaters and Vision Changes After Injury


Understanding Floaters: Causes, Symptoms, and Management Tips

Floaters, white haze, parallax, dizziness? Dear Dr. Gao, First of all, I would like to thank you for your previous response to my questions. Thank you. After my retinal repair surgery, I experienced floaters, particularly a prominent one in my left eye that resembles a long line...


Dr. Gao Pilin Reply:
Hello Peter: 1. The symptoms of eye discomfort, redness in the sclera, and a sensation of dryness or irritation may be due to conjunctivitis, fatigue, or insufficient tear production. These issues are likely unrelated to your concerns. 2. It is advisable to use artificial tea...

[Read More] Understanding Floaters: Causes, Symptoms, and Management Tips


Unexplained Vision Issues: What Tests Should You Consider?

Unexplained vision loss? I have worn contact lenses for too long. My vision check shows a prescription of -5.50 diopters, and with glasses, I can only see 0.4 to 0.5. After dilation, all checks were normal, including visual field, ocular coherence tomography, and optic nerve asse...


Dr. Gao Pilin Reply:
Hello, Shih-Feng: May I ask what your previous vision was? If contact lenses are worn for too long, the most common issue is corneal edema. If it is amblyopia, it is a developmental issue rather than a pathological condition. I apologize, but I cannot determine what additional te...

[Read More] Unexplained Vision Issues: What Tests Should You Consider?


Should Myopia Patients Use Two Pairs of Glasses for Prevention?

Regarding the prevention of myopia, should one have two pairs of glasses? Hello Doctor: I am a patient with high myopia. I would like to ask if, in order to prevent the progression of myopia, I should have two pairs of glasses for both distance and near vision? Thank you for taki...


Dr. Wang Zhishun Reply:
Hello: You can visit an ophthalmologist to try on contact lenses and see if you notice a difference before getting a prescription (because at your age, it may not be necessary).

[Read More] Should Myopia Patients Use Two Pairs of Glasses for Prevention?


Understanding Orthokeratology: Is It Right for High Myopia and Astigmatism?

I would like to learn more about orthokeratology lenses? Is it suitable for a person who is six months away from turning 20 years old, with myopia of -7.00 diopters and astigmatism of -4.00 diopters, to wear orthokeratology lenses? If they start wearing them now, will it still he...


Dr. Wang Zhishun Reply:
Generally, by the age of 18, the eyeball has fully developed, and the prescription tends to stabilize, showing little increase. Your astigmatism exceeds 3.00 diopters, which may make you less suitable for wearing contact lenses.

[Read More] Understanding Orthokeratology: Is It Right for High Myopia and Astigmatism?


Addressing Astigmatism Issues with Contact Lenses: A Patient's Experience

Astigmatism contact lens issues Hello, Doctor! I just received my toric contact lenses for astigmatism the day before yesterday. My right eye has a high astigmatism of 300 degrees, while my left eye has over 100 degrees. There is a significant difference in prescription between m...


Dr. Gao Pilin Reply:
Hello Chha: If there is any confusion, it may be related to the prescription. To determine the specific issue, a clinical examination is necessary. It is recommended that you inquire directly at an ophthalmology clinic. Please also provide the prescription for your contact lenses...

[Read More] Addressing Astigmatism Issues with Contact Lenses: A Patient's Experience


Can You Wear Contact Lenses with Black Spots on the Sclera?

Black spots on the sclera? I have had black spots on the white part of my eyes since childhood. Can I wear contact lenses?


Dr. Wang Zhishun Reply:
It should be possible.

[Read More] Can You Wear Contact Lenses with Black Spots on the Sclera?


Are Torn Contact Lenses Causing Blurry Vision and Foreign Body Sensation?

Contact lens rupture? If a patient wears two pairs of daily disposable contact lenses that are both torn, is there a possibility of having foreign objects in the eye? Additionally, since there are no available ophthalmologists on Sunday, could this cause blurred vision when weari...


Dr. Gao Pilin Reply:
Hello Mr. Chen: If there are fragments of contact lenses still in your eye, please visit an ophthalmologist for an examination, and they can remove them if present. The ophthalmology department at Puzi Hospital in Taiwan is open Monday to Friday from 8:00 AM to 12:00 PM and Wedne...

[Read More] Are Torn Contact Lenses Causing Blurry Vision and Foreign Body Sensation?


Managing Dry Eyes and Floaters: Solutions for Clearer Vision

Dry eye syndrome and floaters? Hello, I would like to ask about my condition. Due to dry eye syndrome, I have been experiencing blurred vision, and now I notice an increase in floaters. They used to appear occasionally, but now I often see them in my line of sight. Will this impr...


Dr. He Jianxian Reply:
Dry eye syndrome and floaters are generally not related. If you need to purchase artificial tears and must wear contact lenses, it is recommended to buy single-use, preservative-free artificial tears. Most ophthalmic prescriptions for artificial tears contain preservatives, which...

[Read More] Managing Dry Eyes and Floaters: Solutions for Clearer Vision


Understanding Eye Fatigue: Contact Lens Use and Eye Health Concerns

Eye fatigue Hello, Doctor Gao: My left eye prescription is -7.00, and my right eye prescription is -6.50. I often wear contact lenses for about 9 hours at work, which causes my eyes to feel fatigued and sore even after a good night's sleep. Is it worse for my eyes to wear fr...


Dr. Gao Pilin Reply:
Hello, Hui-Ju: Daily disposable lenses do not require cleaning, but materials that are suitable for extended wear are preferable. If you can clean them thoroughly every day and maintain them properly, extended wear lenses are also acceptable. For fatigue, you may consider muscle ...

[Read More] Understanding Eye Fatigue: Contact Lens Use and Eye Health Concerns


Can You Wear Contact Lenses After Using AHC Eye Drops for Styes?

Huanghui Nengshi Eye Drops & Contact Lenses After expressing a stye, is it safe to wear contact lenses after using 0.3% Acyclovir eye drops? Thank you.


Dr. Gao Pilin Reply:
Hello: If the incision is made on the inner side of the eyelid, please refrain from wearing contact lenses temporarily. If the incision is made on the outer side of the eyelid, wearing contact lenses is permissible. However, you should not apply any medication while wearing conta...

[Read More] Can You Wear Contact Lenses After Using AHC Eye Drops for Styes?


Can You Wear Orthokeratology Lenses During the Day?

Can orthokeratology lenses be worn in the morning? Hello doctor, I previously got a pair of orthokeratology lenses for my myopia, but I feel that my eyes are very dry when I wear them to sleep. Can I switch to wearing them during the day instead?


Dr. Gao Pilin Reply:
Hello, Qian: No one wears them during the day (unless you sleep during the day and are active at night, in which case you can wear them during the day). If you need to wear something during the day, contact lenses are recommended. If your eyes are dry, you can apply some artifici...

[Read More] Can You Wear Orthokeratology Lenses During the Day?


Why Is My Contact Lens Disappearing Into My Eye?

Contact lens has slipped into the eye? Doctor, my contact lenses are clear, and while wearing them, one lens went behind my eyeball. However, my right eye can see exceptionally clearly, and there is no discomfort. What could be the reason for this? Should I see an ophthalmologist...


Dr. Wang Zhangji Reply:
Under normal circumstances, contact lenses do not get lost in the eye; it is best to check.

[Read More] Why Is My Contact Lens Disappearing Into My Eye?


Can You Wear Contact Lenses on One Eye with 400-Diopter Myopia?

If both eyes have a myopia of 400 degrees, is it possible to wear contact lenses on only one eye? Hello Dr. Chen! Thank you for being willing to answer my question! I checked the historical records of your hospital and saw that a member of the public asked the same question (http...


Dr. Chen Anping Reply:
It is not advisable to wear contact lenses in only one eye.

[Read More] Can You Wear Contact Lenses on One Eye with 400-Diopter Myopia?


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


Why Wearing Contact Lenses Can Cause Dizziness When Using Microscopes

Wearing contact lenses while using a microscope can cause dizziness? Hello, due to work requirements, I sometimes need to look at the microscope for extended periods. Recently, I have noticed that if I look down at the microscope for more than 20 minutes, I start to feel dizzy an...


Dr. Gao Pilin Reply:
Hello, Xiao Wei: Actually, if both contact lenses are fitted correctly, there should be no difference when using a microscope, as you will use the adjustment knob to achieve the correct focal distance. However, do not adjust it to be too clear, as this would effectively increase ...

[Read More] Why Wearing Contact Lenses Can Cause Dizziness When Using Microscopes


Understanding Laser Eye Surgery: Recovery, Symptoms, and Aftercare

Laser perforation 1. Is it normal for vision to be a bit blurry after laser eye surgery on the seventh day? How many days does it typically take for the blurriness to improve? 2. Will floaters still be present after laser surgery? Do they usually increase in number or remain th...


Dr. Gao Pilin Reply:
Hello, 1. If the pupils are still dilated, it may cause blurriness. If the pupils are normal, there should be no blurriness; please visit an ophthalmologist for further examination. 2. There should not be any significant changes, although there may be a slight increase at time...

[Read More] Understanding Laser Eye Surgery: Recovery, Symptoms, and Aftercare


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


Choosing the Right Toric Contact Lenses for Astigmatism: A Guide

Fitting toric contact lenses for astigmatism? My prescription is right eye: sph -1.5, cyl -2.25, x 175; left eye: sph -1.0, cyl -2.50, x 180. I would like to ask about disposable toric contact lenses, as most of them only correct astigmatism up to 175 degrees. Previously, an opti...


Dr. Gao Pilin Reply:
Hello, Xiao You: Using glasses for myopia to correct astigmatism may not be effective and does not cause harm to the eyes. If the vision remains blurry, the only option would be to fit long-wear contact lenses. At the e-Hospital in Puzi, Taiwan, the ophthalmology department is op...

[Read More] Choosing the Right Toric Contact Lenses for Astigmatism: A Guide


Previous|Page Next