Contact lenses, Ophthalmology FAQ - Page 2

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Understanding Double Vision and Blurry Vision: Causes and Concerns

Diplopia, blurred vision About seven months ago, my vision was checked and I had 575 in the left eye and 600 in the right eye, with over 100 diopters of astigmatism. Currently, I am wearing daily disposable contact lenses with the appropriate prescription to control my myopia. Ho...


Dr. Gao Pilin Reply:
Hello: Based on the symptoms you described, it is indeed possible that they are caused by astigmatism, but other potential eye conditions, such as early-onset cataracts or keratoconus, cannot be ruled out. Visual problems caused by astigmatism may gradually worsen over time, so i...

[Read More] Understanding Double Vision and Blurry Vision: Causes and Concerns


Understanding Vision Issues: Is Astigmatism the Real Culprit?

Vision problems About seven months ago, my vision was checked and I had 575 in my left eye and 600 in my right eye, with astigmatism over 100. I am currently wearing prescription daily disposable contact lenses to control my myopia. However, recently, I have noticed a significant...


Dr. Cai Wenyuan Reply:
Monitor the symptoms, and if they persist, seek medical evaluation.

[Read More] Understanding Vision Issues: Is Astigmatism the Real Culprit?


Understanding Dry Eye Syndrome and Conjunctivitis: Common Questions Answered

Dry eye syndrome and conjunctivitis issues? Hello, doctor. May I ask you some questions? 1. I do not wear contact lenses or use makeup, so why do I still experience meibomian gland obstruction? Is it related to my dietary habits, particularly eating fried foods? 2. Will meibom...


Dr. Gao Pilin Reply:
Hello: 1. Meibomian gland obstruction is often related to eye hygiene, and it can occur even if you do not wear contact lenses or makeup. Dietary habits may also be a factor, particularly excessive intake of fats or fried foods, which can increase the risk of meibomian gland obst...

[Read More] Understanding Dry Eye Syndrome and Conjunctivitis: Common Questions Answered


What Happens If You Touch Your Eye After Removing Contact Lenses?

Touching the eyeball with the hand? I forgot whether I had removed my contact lenses, so I touched my eyes as if I were removing them, and eventually realized that the lenses had already been taken out. What could happen to my eyes in this situation?


Dr. Chen Anping Reply:
Hello: It is fine to touch your eyes as long as you have thoroughly washed your hands beforehand. Hualien Hospital, Ministry of Health and Welfare, cares about your health.

[Read More] What Happens If You Touch Your Eye After Removing Contact Lenses?


Understanding Follicles and Allergic Conjunctivitis: Expert Answers

Questions After the Consultation Dear Dr. Gao, Hello. I previously mentioned to you that there is a protrusion on the conjunctiva of my right lower eyelid. Yesterday (March 29), I visited the ophthalmology department of a regional hospital for examination. The doctor informed me...


Dr. Gao Pilin Reply:
Hello: Q1. For follicles caused by allergic conjunctivitis, treatment does not involve puncturing the follicles. The best approach is to properly use medications prescribed by a physician and to avoid exposure to allergens such as pollen and dust mites to treat and prevent the ...

[Read More] Understanding Follicles and Allergic Conjunctivitis: Expert Answers


Understanding Sudden Myopia Changes: Eyeglasses vs. Contact Lenses

Vision problems About 6 to 7 months ago, I had an eye exam. My left eye was over -600, and my right eye was -575. I was prescribed daily disposable contact lenses for my myopia control and glasses with a slightly lower prescription. I usually wear contact lenses during the day an...


Dr. Gao Pilin Reply:
Hello: Based on your description, you have recently noticed an increase in your myopia, and you experience different visual perceptions when wearing glasses and contact lenses. This situation may have several possible causes: 1. Refractive changes: The increase in myopia may be...

[Read More] Understanding Sudden Myopia Changes: Eyeglasses vs. Contact Lenses


Understanding Monocular Diplopia: Causes and Concerns for Students

Monocular diplopia In recent weeks, I have been experiencing vertical diplopia in both eyes, especially noticeable when looking at bright lights (such as traffic lights, illuminated signs, and TV subtitles). This occurs mostly during the day when viewing well-lit objects. However...


Dr. Gao Pilin Reply:
Hello: Possible causes of monocular diplopia include: 1. Refractive errors: You mentioned that you have felt an increase in myopia over the past few weeks, along with astigmatism, which may lead to refractive errors causing diplopia. Even if you are wearing contact lenses, if the...

[Read More] Understanding Monocular Diplopia: Causes and Concerns for Students


Addressing Vision Disparities and Corneal Transplant Concerns in Eye Care

Questions about parallax glasses and corneal transplant issues? 1. After undergoing a corneal transplant in one eye, I now have significant anisometropia: my left eye has -1100 diopters of myopia and -200 diopters of astigmatism, while my right eye has -450 diopters of myopia wit...


Dr. Gao Pilin Reply:
Hello: 1. Regarding the significant disparity in your vision between both eyes, this large disparity may lead to discomfort or dizziness when wearing regular glasses. Generally, for cases of significant disparity, contact lenses may be a better option, but it is essential to ma...

[Read More] Addressing Vision Disparities and Corneal Transplant Concerns in Eye Care


How to Determine If Your Conjunctivitis Is Healing: Eye Drops Guidance

How is it determined that conjunctivitis has resolved? When should the eye drops be discontinued? After two follow-up visits to the ophthalmologist and one change of eye drops? One day, I suddenly felt very tired in my eyes and uncomfortable. I kept wanting to close my eyes and r...


Dr. He Jianxian Reply:
Dear Miss Lin, Since I have not examined your eyes in person, I am unsure of your actual condition. The eye drops you are using can indeed cause temporary blurred vision. If your symptoms have improved, discontinuing their use is also a viable option. Sincerely, Director He...

[Read More] How to Determine If Your Conjunctivitis Is Healing: Eye Drops Guidance


Do You Need Additional Eye Exams Before Cataract Surgery?

Do I need to undergo examinations for the macula, glaucoma, or other conditions before cataract surgery? Hello Dr. Gao. My left eye is 1700, and my right eye is 2400. Both eyes have presbyopia, astigmatism, and macular degeneration, with the right eye being more severe and requir...


Dr. Gao Pilin Reply:
Hello: Before cataract surgery, the physician will conduct a series of examinations to assess the macula, optic nerve, and other factors. Regarding the choice of intraocular lens (IOL), considering your macular degeneration and work requirements, it is recommended that you select...

[Read More] Do You Need Additional Eye Exams Before Cataract Surgery?


Understanding Eye Drift: Is It Strabismus or Just a Focus Issue?

When looking far with the left eye, it tends to drift to the left? Hello, doctor. Recently, I recorded a video on my phone and noticed that my left eye tends to drift outward slightly when I look at distant objects, while it appears normal when looking at nearby objects. I have a...


Dr. Gao Pilin Reply:
Hello: Based on the symptoms you described, it is possible that you have strabismus. Strabismus refers to the misalignment of the visual axes of the two eyes, resulting in an inability to focus on the same target simultaneously. There are many types of strabismus, including esotr...

[Read More] Understanding Eye Drift: Is It Strabismus or Just a Focus Issue?


Blurred Vision After Removing Rigid Contact Lenses: Solutions Needed

After removing rigid contact lenses, I cannot see clearly with my glasses? Hello doctor, I have myopia of about -1.00 in both eyes and astigmatism of about -2.50. I am experiencing the following issue: three weeks ago, I got fitted for rigid gas permeable contact lenses, and I us...


Dr. Gao Pilin Reply:
Hello: Based on the situation you described, there are several possibilities to consider. First, the difference in prescription between your contact lenses and your glasses may be one reason for your blurred vision after removing the contact lenses. Additionally, there could be i...

[Read More] Blurred Vision After Removing Rigid Contact Lenses: Solutions Needed


Can Patients with Alternating Exotropia Wear Contact Lenses?

Alternating exotropia I would like to ask Dr. Gao if individuals with alternating exotropia can wear contact lenses. If I am considering surgery for correction, does Dr. Gao have any recommendations for specialists or hospitals in this area, or does Dr. Gao perform this type of s...


Dr. Gao Pilin Reply:
Hello: Alternating exotropia can also be corrected with contact lenses. If you are considering surgery for correction, please consult a physician specialized in strabismus and amblyopia. This specialty is typically available in the ophthalmology departments of major hospitals, so...

[Read More] Can Patients with Alternating Exotropia Wear Contact Lenses?


Choosing the Right Contact Lenses for Astigmatism: A Guide for Young Adults

How to choose toric contact lenses for astigmatism? Hello Doctor, I am currently 20 years old and will be turning 21 soon. Recently, I measured my vision and found that my left eye has a myopia of -4.75 with no astigmatism, while my right eye has a myopia of -4.00 with astigmatis...


Dr. Gao Pilin Reply:
Hello: 1. Regarding your current vision situation, your left eye has a myopia of -4.75 diopters, and your right eye has a myopia of -4.00 diopters with astigmatism of -1.25 diopters, which does not require special treatment. 2. The degree of astigmatism is relatively stable, and ...

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


Choosing the Right Contact Lenses for Astigmatism: A Guide for Young Adults

How to choose toric contact lenses for astigmatism? Hello Doctor, I am currently 20 years old and will be turning 21 soon. Recently, I measured my vision and found that my left eye has a myopia of -4.75 with no astigmatism, while my right eye has a myopia of -4.00 with astigmatis...


Dr. Gao Pilin Reply:
Hello: 1. Regarding your current vision condition, your left eye has a myopia of -4.75 diopters, and your right eye has a myopia of -4.00 diopters with astigmatism of -1.25 diopters, which does not require special treatment. 2. The degree of astigmatism is relatively stable, and ...

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


Understanding Eye Symptoms: White Spots and Floaters After Contact Lens Use

Upon removing the contact lenses using a scissor-like motion, white speckled light spots were observed? Hello Doctor: I have a family history of high myopia (currently around -1000 diopters in both eyes). About a week ago, I noticed symptoms of floaters, so I had a dilated eye ex...


Dr. Gao Pilin Reply:
Hello: (1) Using a scissor-like motion to remove contact lenses will not pull on the retina. However, considering that you already have high myopia and are experiencing symptoms of floaters, it is advisable to remain cautious in this regard. Please ensure that the action of remov...

[Read More] Understanding Eye Symptoms: White Spots and Floaters After Contact Lens Use


Managing Recurrent Corneal Erosion: Challenges and Treatment Options

Recurrent corneal erosion, but no preventive measures can be identified? Hello, Doctor! My wife experienced her first corneal abrasion in February of last year. She received treatment from a cornea specialist, who prescribed artificial tears and a tear film ointment, but she stil...


Dr. Gao Pilin Reply:
Hello: First, your wife's medication regimen already includes artificial tears and a tear film ointment, which are standard treatments for dry eye syndrome. However, if her eyelids are still sticking together during sleep and exacerbating her symptoms, it may be necessary to...

[Read More] Managing Recurrent Corneal Erosion: Challenges and Treatment Options


Traveling After Eye Injections: When Can You Fly and Wear Contacts?

After an intravitreal injection in the macula, how long should one wait before flying and wearing contact lenses? Hello Doctor: Yesterday, on January 9th, I suddenly noticed a shadow in the center of my right eye, slightly to the left (approximately above the fovea). Since I have...


Dr. Gao Pilin Reply:
Hello: Based on your description, the sudden appearance of a shadow in the center of your right eye, slightly to the left, could be indicative of various ocular issues. Macular hemorrhage is one possible cause, especially since you have experienced this before and have been treat...

[Read More] Traveling After Eye Injections: When Can You Fly and Wear Contacts?


Understanding Colorful Floaters in Vision: Causes and Concerns

The appearance of colorful dot-like floaters in the eyes? Hello Doctor: I have high myopia and had a dilated fundus examination at the end of November last year. The doctor said everything was normal, just typical degeneration associated with high myopia. I would like to ask a qu...


Dr. Gao Pilin Reply:
Hello: This symptom is described in the field of ophthalmology as photopsia, which typically occurs when the eyes move suddenly, potentially resulting in the perception of colored flashes or spots. This may originate from certain substances within the eye, such as proteins or oth...

[Read More] Understanding Colorful Floaters in Vision: Causes and Concerns


Adjusting Contact Lens Prescription: Is It Safe for Eye Health?

Contact lens prescription issues? Hello, doctor. About a year ago, I had my glasses prescription checked, which was -8.00 for the left eye and -9.00 for the right eye, with mild astigmatism in the left eye. Currently, my contact lens prescription is -7.50 for the left eye and -8....


Dr. Gao Pilin Reply:
Hello: In theory, adjusting the prescription of contact lenses from -8.50 to -8.00 for the right eye may help reduce discomfort, particularly the sensation of increased intraocular pressure. However, there may be a slight imbalance between the two eyes initially, but you will gra...

[Read More] Adjusting Contact Lens Prescription: Is It Safe for Eye Health?


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