Sudden Increase in Myopia: Causes and When to Seek Further Evaluation
Sudden increase in myopia? Hello Doctor: On April 7, I visited for an examination due to acute conjunctivitis, and my refraction measurements were L: 550 R: 525, with corrected visual acuity of L: 0.9 R: 0.9. During my follow-up on April 14, the refraction measurements were L: 60...
Dr. Wang Zhishun Reply:
Hello: It is possible that conjunctivitis, along with medication, may cause unstable vision. There may also be other underlying issues. I recommend asking your doctor about this during your next appointment.[Read More] Sudden Increase in Myopia: Causes and When to Seek Further Evaluation
Understanding Severe Light Sensitivity: Causes and Solutions
Photophobia My sister is currently 49 years old and has visited various hospitals. Doctors have told her that her extreme photophobia in the left eye is due to dry eye syndrome. However, the dry eye examination results show that both eyes are similarly dry, yet only her left eye ...
Dr. Gao Pilin Reply:
Hello Qingqing: Dry eyes can lead to light sensitivity, and if the dryness causes corneal abrasions, the light sensitivity will be even greater. The color of the iris should not have a significant impact. Smoke from barbecuing is unlikely to cause issues. However, it is important...[Read More] Understanding Severe Light Sensitivity: Causes and Solutions
Sudden Eye Swelling After Shower: Causes and Concerns
Swollen eyes? Could you please tell me what caused my eyes to suddenly swell after taking a shower yesterday? They have been tearing up continuously... I wonder if it could be related to high intraocular pressure? Thank you.
Dr. Gao Pilin Reply:
Hello, Df: There are many reasons for swollen eyes, but high intraocular pressure is not typically one of them. It is usually due to inflammation, allergies, or corneal issues. It is best to seek medical attention as soon as possible. In Taiwan, the Department of Ophthalmology at...[Read More] Sudden Eye Swelling After Shower: Causes and Concerns
Why Glaucoma Patients Should Avoid Laser Surgery for Myopia
Laser treatment for glaucoma and myopia? Dear Dr. Wang, why can't patients with glaucoma undergo laser surgery for myopia? What is the main reason? I was diagnosed with mild open-angle glaucoma during my preoperative examination, and the doctor said it was still possible to ...
Dr. Wang Zhishun Reply:
Hello, it should be considered a relative contraindication rather than an absolute contraindication, primarily due to the potential fluctuations in intraocular pressure during laser surgery that may affect the optic nerve. Postoperative follow-up is necessary at regular intervals...[Read More] Why Glaucoma Patients Should Avoid Laser Surgery for Myopia
Understanding Vitreous Detachment and Its Impact on High Myopia
Retinal traction from the vitreous? Hello, Doctor. (I have inquired before and have further developments.) I have high myopia, approximately 700 to 800 diopters. I previously consulted you around last Thursday, as I have been experiencing flashes of light in my left eye when I cl...
Dr. Wang Zhishun Reply:
Hello, based on the description, both eyes should currently be able to use eye muscle exercises and anti-inflammatory eye drops. Additionally, regarding the retina, if there are any changes in symptoms, further examination is necessary. If not, follow-up can be scheduled as plann...[Read More] Understanding Vitreous Detachment and Its Impact on High Myopia
Understanding Thin Optic Nerve Fibers: Risks and Protection Strategies
Optic nerve fiber thickness I have high myopia with -7.50/-2.50 in the left eye and -9.25/-1.25 in the right eye. After undergoing optical nerve fiber examination, the doctor mentioned that the nerve fiber thickness is very thin and weak, likely due to high myopia causing unhealt...
Dr. Wang Zhishun Reply:
In cases of high myopia, optical coherence tomography (OCT) reveals that the nerve fiber layer thickness is already reduced due to the thinning of the retina. Currently, there are no methods available to increase this thickness.[Read More] Understanding Thin Optic Nerve Fibers: Risks and Protection Strategies
Which Eye Pressure Measurement Method is Most Accurate?
Which instrument for measuring intraocular pressure is more accurate? Hello Doctor, I recently went to a clinic to measure my intraocular pressure and found a significant difference in the results from two measurements taken on the same day. One measurement using the air puff met...
Dr. Gao Pilin Reply:
Hello ILK: Typically, the measurements obtained from a contact tonometer are more accurate, so your intraocular pressure should be normal. If you have had two fundus examinations after seeing flashes of light and both were normal, there is no need for concern. However, please mon...[Read More] Which Eye Pressure Measurement Method is Most Accurate?
Delayed Pupil Constriction After Retinal Detachment Surgery: What to Expect
Pupil non-constriction after retinal detachment surgery? Hello, I underwent scleral buckle surgery for retinal detachment three weeks ago and was face down for 18 days until the gas dissipated. It has been 22 days, and my pupil has not constricted yet (I was hospitalized for 6 da...
Dr. Wang Zhishun Reply:
Hello, this really just requires time. If the intraocular pressure is not high, a slow reduction should be fine.[Read More] Delayed Pupil Constriction After Retinal Detachment Surgery: What to Expect
Understanding Eye Discomfort: Causes and Solutions for Computer Users
Eye discomfort? Recently, due to frequent computer use and studying late into the night, my eyes often have bloodshot appearance and feel very strained. For the past two days, I've started experiencing headaches, and when I tightly close my eyes, my left eyelid twitches 3 to...
Dr. Wang Zhishun Reply:
Based on the description, it seems there may be symptoms of eye fatigue, and it could also indicate elevated intraocular pressure. It is advisable to seek medical attention.[Read More] Understanding Eye Discomfort: Causes and Solutions for Computer Users
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
Understanding Intraocular Pressure Measurements After Laser Eye Surgery
Intraocular pressure measurement issues? Dear Dr. Gao, two years ago I underwent laser vision correction surgery. However, the tonometer used in the clinic (the one that blows air) shows an intraocular pressure reading that seems to require an adjustment of about 5. For example, ...
Dr. Gao Pilin Reply:
Hello, After undergoing laser vision correction surgery, the intraocular pressure measured with a traditional applanation tonometer (air puff) may be underestimated. However, it is difficult to estimate how much should be added to determine the actual intraocular pressure. In...[Read More] Understanding Intraocular Pressure Measurements After Laser Eye Surgery
Understanding Visual Phenomena: Lollipop Swirls and Floaters Explained
Before bedtime, when you fixate your eyes on a certain point, you may see many swirling patterns resembling lollipops? I am 40 years old and have myopia of about 600 degrees with astigmatism of 200 degrees. About a year ago, I started experiencing floaters. When I look at the sky...
Dr. Gao Pilin Reply:
Hello: When looking at the sky, you may see semi-transparent floaters moving with your eye movements, which is likely a phenomenon of vitreous floaters. If you see some light and shadow when your eyes are closed, it could be due to electrical physiological phenomena generated by ...[Read More] Understanding Visual Phenomena: Lollipop Swirls and Floaters Explained
Understanding Right Eye Pain: Causes, Symptoms, and When to Seek Help
Right eye pain? Hello Doctor: For the past couple of days, I have been experiencing a pain in my right eye when I close it or when I exert pressure while closing it. There is also a slight pain when I gently press on it. When my eye is open and not under pressure, I feel a mild d...
Dr. Gao Pilin Reply:
Hello: The most common situation is eye fatigue. Please take more breaks and avoid using your phone or computer for extended periods. When you have the chance, applying a warm towel can also help alleviate the symptoms. If the symptoms persist, please visit an ophthalmologist for...[Read More] Understanding Right Eye Pain: Causes, Symptoms, and When to Seek Help
Understanding Eye Exam Procedures: What to Expect and Next Steps
Please feel free to ask any questions? Hello, Doctor Gao... The day before yesterday, I went to the clinic where they performed two tests on me. One machine had me focus on a central point with my eyes. The other machine was similar but seemed to puff air into my eyes several tim...
Dr. Gao Pilin Reply:
Hello, the air puff test measures intraocular pressure. If the doctor did not mention it, it indicates that the intraocular pressure is normal. In Taiwan, the Department of Ophthalmology at Puzi Hospital is open Monday to Friday from 8:00 AM to 12:00 PM and Wednesday afternoons f...[Read More] Understanding Eye Exam Procedures: What to Expect and Next Steps
Understanding Rainbow Vision: Causes, Symptoms, and When to See an Eye Doctor
Rainbow vision issues Hello, doctor. Recently, I've noticed a subtle rainbow halo around streetlights at night, especially pronounced with white lights, while yellow lights don't show it. I think this might be called halos, right? I also tried extending my hands to the ...
Dr. Gao Pilin Reply:
Hello, Ju-er: Rainbow vision can sometimes be caused by elevated intraocular pressure, but it is necessary to examine the optic nerve and visual field to diagnose glaucoma. Corneal edema can also lead to rainbow vision, but an examination is required to determine the cause. In Ta...[Read More] Understanding Rainbow Vision: Causes, Symptoms, and When to See an Eye Doctor
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
Understanding Eye Symptoms: Seeing Blood Vessels During Blinking
In the moment of blinking, one can see blood vessels similar to those observed during a fundus examination? I have high myopia, with both eyes having approximately 1000 diopters. Over ten years ago, I experienced symptoms of retinal detachment in my right eye, which was treated w...
Dr. Gao Pilin Reply:
Hello Jun-Hsiang: If the fundus examination shows no issues, there is no need to worry; it is likely a phenomenon of floaters, and regular check-ups are sufficient. Sometimes, there may be visual field defects in the laser-treated area, but if they are peripheral, they will not a...[Read More] Understanding Eye Symptoms: Seeing Blood Vessels During Blinking
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
How Lifting Weights Affects Retinal Health: Key Considerations
What heavy lifting should be avoided with retinal thinning? Hello, Director Gao: I have had retinal holes in both eyes treated with laser. Recently, my doctor informed me that my retinas are very thin and advised me to avoid not only vigorous exercise but also lifting heavy objec...
Dr. Gao Pilin Reply:
Dear Mr. Hsiao-Ming, Lifting heavy objects refers to the act of raising or carrying items that require significant effort, which can lead to increased intraocular pressure, causing fluid to enter through the retinal tear and resulting in retinal detachment. In fact, any strenuou...[Read More] How Lifting Weights Affects Retinal Health: Key Considerations
Choosing the Right Eye Pressure Medication: Alphagan vs. Aisuhua
Inquiry about eye pressure-lowering eye drops? Hello, Doctor Gao. In mid-November last year, I was diagnosed with early-stage glaucoma at an ophthalmology clinic after a series of intraocular pressure and visual field tests. Once the condition was confirmed, the doctor prescribed...
Dr. Gao Pilin Reply:
Hello Steven: Actually, both can be managed well if controlled properly. Some may cause a tingling sensation, but they should be harmless. If you are concerned, you can seek a second opinion from another physician. In Taiwan, the Department of Ophthalmology at Puzi Hospital is op...[Read More] Choosing the Right Eye Pressure Medication: Alphagan vs. Aisuhua