Dr. Cai Wenyuan reply Ophthalmology Question - Page 12

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Understanding Eye Stones: Treatment Options and Complications

Eye stones, conjunctival issues? 1. Doctor, I would like to ask: If an eye stone is protruding and causing discomfort due to the sensation of a foreign body, and it needs to be removed with a needle, what should I do about the discomfort caused by crusting? Is there a way to trea...


Dr. Cai Wenyuan reply Ophthalmology
"Flashes" should not be related to stones. Treatment is determined by the clinical physician.

[Read More] Understanding Eye Stones: Treatment Options and Complications


Is Your Eye Doctor's Advice Correct? Understanding Visual Symptoms

Is the doctor's advice correct? I have noticed over the past couple of days that when I look at the computer or bright backgrounds, I feel something strange. Everything is very clear, but it seems like there is a very faint, almost invisible shadow overlaying my vision, whic...


Dr. Cai Wenyuan reply Ophthalmology
The doctor's advice is good, so there's no need to worry too much.

[Read More] Is Your Eye Doctor's Advice Correct? Understanding Visual Symptoms


Can Prolonged Close Reading Lead to Eye Fatigue and Blindness?

Eye strain Staring at a book too closely for an extended period can lead to eye strain, but it does not cause blindness in the long term. However, chronic eye strain can lead to discomfort and may exacerbate existing vision problems. It is important to take regular breaks and pra...


Dr. Cai Wenyuan reply Ophthalmology
When reading, it is important to maintain an appropriate distance and to take regular breaks.

[Read More] Can Prolonged Close Reading Lead to Eye Fatigue and Blindness?


Understanding Myopia: Why My Glasses and Contacts Don't Match

Contact lenses Hello, doctor: I would like to ask if I have approximately 700 degrees of myopia but only wear glasses with a prescription of 600 degrees (because I can see well during school and tutoring, so I haven't gotten a stronger prescription). However, when I study on...


Dr. Cai Wenyuan reply Ophthalmology
It is recommended to consult a physician at a hospital or clinic for fitting and evaluation.

[Read More] Understanding Myopia: Why My Glasses and Contacts Don't Match


Protecting Vision: Safe Lighting and Exercise for Retinal Disease Patients

Regarding the issues of movement in patients with retinal diseases in darkroom lighting conditions? Dear Doctor, I would like to inquire about the current situation regarding light sources in dark rooms and exercise issues for patients with retinal diseases. I have high myopia o...


Dr. Cai Wenyuan reply Ophthalmology
Severe myopia is recommended to have regular medical check-ups.

[Read More] Protecting Vision: Safe Lighting and Exercise for Retinal Disease Patients


Is Self-Testing Eye Pressure Reliable? Understanding Your Eye Health Concerns

Is the finger prick method accurate? Hello, I often feel pain and pressure in my left eye, along with headaches, so I saw two ophthalmologists last month. The first doctor measured my eye pressure using a puff test, which showed (left) 30 and (right) 28. However, the doctor said ...


Dr. Cai Wenyuan reply Ophthalmology
Is the finger measurement method accurate? Please do not attempt it.

[Read More] Is Self-Testing Eye Pressure Reliable? Understanding Your Eye Health Concerns


Red Spots in Vision When Yawning: Should You Be Concerned?

When yawning, one may see red spots in their vision? My son is currently in the second year of junior high school (tall and thin). He mentioned that sometimes when he yawns, he sees red spots. He initially thought everyone experienced this, so he didn't bring it up. Recently...


Dr. Cai Wenyuan reply Ophthalmology
Observe the symptoms, and if they persist, seek medical attention.

[Read More] Red Spots in Vision When Yawning: Should You Be Concerned?


Managing Discomfort from Tropicamide in Pseudomyopia Treatment

Pseudomyopia and discomfort in the eyes after using tropicamide? Hello, a 9-year-old child recently had an eye examination at school, and compared to last year, their vision changed from 1.1 to -2.50 diopters in one eye, indicating myopia. The doctor prescribed tropicamide to be ...


Dr. Cai Wenyuan reply Ophthalmology
Myopia does not seem to be severe; if there is any discomfort, it is advisable to take a break and consult a physician.

[Read More] Managing Discomfort from Tropicamide in Pseudomyopia Treatment


Understanding Chalazia: Persistent Bumps After Stye Treatment

Pimple scars? Hello Doctor, last summer I developed a stye on my left eye, which went away after two months following a visit to the ophthalmologist. However, there is still a small bump on my lower eyelid. When I examine it, I can see two small protrusions inside, and sometimes ...


Dr. Cai Wenyuan reply Ophthalmology
I'm sorry, but I recommend seeking medical evaluation.

[Read More] Understanding Chalazia: Persistent Bumps After Stye Treatment


Managing Eye Strain: When to Update Your Glasses and Screen Setup

Suggestions for improving symptoms? Hello Doctor, I have been wearing my glasses for 15 years. My prescription has increased by about 100 degrees compared to when I first got them (from over 500 to over 600). Three years ago, I tried to get new glasses; the first optical shop pro...


Dr. Cai Wenyuan reply Ophthalmology
1. Is it possible to suddenly have difficulty adapting to glasses after wearing them for 15 years, leading to severe headaches? The likelihood is low. 2. Could using a large television at close range be a possible cause of my symptoms? It's possible. Try to reduce eye stra...

[Read More] Managing Eye Strain: When to Update Your Glasses and Screen Setup


Understanding Eye Strain: Causes and When to Seek Medical Advice

Medical consultation Hello doctor, I would like to ask you about a sensation I've been experiencing this month in my left eye. It feels like there is a pulling sensation inside, as if someone is tugging on my eyeball. This happens several times a day but doesn't last lo...


Dr. Cai Wenyuan reply Ophthalmology
Observe the symptoms, and if they persist, seek medical attention.

[Read More] Understanding Eye Strain: Causes and When to Seek Medical Advice


Understanding Selective Laser Trabeculoplasty for Open-Angle Glaucoma

Questions related to laser treatment for open-angle glaucoma? Hello, Doctor: May I ask if the current treatment for open-angle glaucoma in Taiwan primarily uses Selective Laser Trabeculoplasty (SLT)? Does National Taiwan University Hospital have this equipment? Are there hospital...


Dr. Cai Wenyuan reply Ophthalmology
I'm sorry, but it would be best to discuss your question with your attending physician.

[Read More] Understanding Selective Laser Trabeculoplasty for Open-Angle Glaucoma


Understanding Iris Issues: Symptoms and Possible Conditions

Eye problems Hello doctor, I recently noticed what seems to be a film floating on the surface of my iris (the colored part of the eye) when I look in the mirror. It appears similar to an oil slick (this is what I see in the mirror; normally, I don’t see any patterns when looking ...


Dr. Cai Wenyuan reply Ophthalmology
It is likely not iritis; monitor the situation, and seek medical attention if discomfort arises.

[Read More] Understanding Iris Issues: Symptoms and Possible Conditions


Why Do Bright Lights Make My Vision Clearer Yet Uncomfortable?

Seeing things become brighter? When watching television under white light, if your eyes suddenly perceive an increase in brightness, even to the point of discomfort, and objects appear much clearer, this could be due to a phenomenon known as "contrast enhancement." This...


Dr. Cai Wenyuan reply Ophthalmology
I'm sorry, it's difficult to explain.

[Read More] Why Do Bright Lights Make My Vision Clearer Yet Uncomfortable?


Seeing Wavy Distortions After Eye Injury: Should You Be Concerned?

Seeing wavy lines in your vision while working? Hello, Doctor. After an accident where I hit near my eye, I feel like there isn't much damage, but recently, while working, I often see wavy, blurry patterns that move like ripples in front of my eyes. Strangely, these disappea...


Dr. Cai Wenyuan reply Ophthalmology
Observe the symptoms, and if they persist, seek medical attention.

[Read More] Seeing Wavy Distortions After Eye Injury: Should You Be Concerned?


Understanding Changes in Floaters and Retinal Health After Eye Injury

Upgraded version (?) of floaters and retinal issues? Hello, doctor. I have been experiencing floaters for a long time, but after an incident where I bumped my eye, I feel that the floaters have changed a bit. I can see them not only during the day but also at night, and even when...


Dr. Cai Wenyuan reply Ophthalmology
Observe the symptoms, and if they persist, seek medical attention.

[Read More] Understanding Changes in Floaters and Retinal Health After Eye Injury


Do Tears and Water Affect the Efficacy of Eye Pressure Drops?

Ocular pressure eye drops Hello, doctor. The eye pressure-lowering eye drops prescribed by the hospital are to be administered once in the morning and once at night, with a 12-hour interval as stated in the instructions. However, I often find myself yawning multiple times during ...


Dr. Cai Wenyuan reply Ophthalmology
The medication will be absorbed into the body, so there is no need for concern.

[Read More] Do Tears and Water Affect the Efficacy of Eye Pressure Drops?


Understanding Cataracts: Risks After Eye Injury and Vision Changes

Cataract issues Hello Doctor: I was born in 1980, and I am currently 40 years old. About 20 years ago, I sustained a puncture wound to my right eye from a nail while working, which required a 7-day hospitalization and surgery, resulting in vision impairment. Recently, in February...


Dr. Cai Wenyuan reply Ophthalmology
Traumatic cataracts may occur; it is advisable to seek medical examination.

[Read More] Understanding Cataracts: Risks After Eye Injury and Vision Changes


Is That Black Spot on Your Lower Eyelid a Cause for Concern?

There is a small area of pigmentation on the lower eyelid of the right eye? Hello Doctor: Today I suddenly noticed a small spot of pigmentation on the lower eyelid of my right eye (as shown in the picture) https://photos.app.goo.gl/AL2czVbwBcmgb34F9. The location is around the lo...


Dr. Cai Wenyuan reply Ophthalmology
I'm sorry, but I recommend seeking medical evaluation.

[Read More] Is That Black Spot on Your Lower Eyelid a Cause for Concern?


Understanding Cataracts: Are Past Eye Injuries a Risk Factor?

Vision examination and cataracts? Hello Doctor: I was born in 1980, and I am currently 40 years old. Twenty years ago, I sustained a puncture wound to my right eye from a nail while working, which required a 7-day hospitalization and surgery. Recently, in February 2020, my vision...


Dr. Cai Wenyuan reply Ophthalmology
It is possible, and it is recommended to seek medical evaluation.

[Read More] Understanding Cataracts: Are Past Eye Injuries a Risk Factor?


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