Understanding the Criteria for Applying for Mild Visual Impairment
Standards for Applying for Mild Visual Impairment Hello Doctor: Currently, my corrected vision is 0.2 in the left eye and 0.2 in the right eye. I have found that the criteria for mild visual impairment are as follows: 1. Both eyes have a corrected vision of less than 0.3, or the ...
Dr. Gao Pilin Reply:
Dear Mr. Yi, As long as you meet one of the criteria, your corrected vision is 0.2 in the right eye and 0.2 in the left eye, which satisfies the first condition that both eyes have a corrected vision of less than 0.3. Therefore, you are eligible to submit an application. Taiwan...[Read More] Understanding the Criteria for Applying for Mild Visual Impairment
Understanding Visual Field Tests for High Myopia and Cataracts
I would like to inquire about issues related to visual field testing in individuals with high myopia? Hello, doctor. I would like to ask some questions regarding visual field testing. Aside from glaucoma, which can show localized areas of vision loss, 1. In patients with high myo...
Dr. Gao Pilin Reply:
Hello, 1. Changes in the retina caused by high myopia can lead to visual field defects, which are discontinuous and related to the location of the retinal damage. The visual field changes associated with high myopia and glaucoma include arcuate defects extending from the superi...[Read More] Understanding Visual Field Tests for High Myopia and Cataracts
Understanding Glaucoma: Insights from Ultrasound Examination Results
Microscale Ultrasound Examination Hello, Doctor: 1) At the beginning of June, I went to the ophthalmology department for a fine ultrasound examination for glaucoma, and the results were as follows: Diagnosis: 365.10 Open-angle glaucoma, unspecified; 377.51 Disorders of optic ch...
Dr. He Jianxian Reply:
It seems that you do not have the results of a visual field test. It is recommended to undergo a visual field test for more accurate results. If glaucoma is confirmed, most medications will need to be used for a lifetime. Additionally, corneal thickness can indeed affect intraocu...[Read More] Understanding Glaucoma: Insights from Ultrasound Examination Results
Understanding High Eye Pressure and Its Impact on Vision: Key Insights
Elevated intraocular pressure and optic nerve? Hello Doctor, Last year I was diagnosed with high intraocular pressure, so I have been going to the hospital for examinations and follow-ups. Over the past year, the average intraocular pressure readings for my left and right eyes ...
Dr. He Jianxian Reply:
1. The physiological blind spot is normal; if you look at an object with one eye positioned at the location of the physiological blind spot, it will indeed be invisible. 2. The perspective of the blind spot when viewing distant objects is exactly the same.[Read More] Understanding High Eye Pressure and Its Impact on Vision: Key Insights
Understanding Allergic Conjunctivitis and Its Impact on Eye Health
Allergic conjunctivitis I have been troubled by allergic conjunctivitis for six months, but during this time, I have seen an ophthalmologist, and my intraocular pressure has ranged between 17-22 mmHg. The corneal thickness was also measured and found to be about 10 micrometers le...
Dr. Gao Pilin Reply:
Hello: Both the OCT and visual field tests are normal, and the intraocular pressure is nearly normal, so glaucoma can be ruled out for now. However, regular follow-ups are still necessary. The eye discomfort and pressure you are experiencing are mostly due to eye strain, and sinc...[Read More] Understanding Allergic Conjunctivitis and Its Impact on Eye Health
Understanding Eye Blood Vessels: Are They a Cause for Concern?
Is there a relationship with blood streaks? Hello, doctor. I usually wear contact lenses two to three days a week, for about 8 hours each time. I have an eye examination every year, and I undergo optical coherence tomography and visual field tests every two years. My intraocular ...
Dr. Gao Pilin Reply:
Hello, A-Hsing: Based on your description, it seems to be normal vascular tissue on the conjunctiva. There are many microvessels in the conjunctiva, and when the eyes feel uncomfortable, these vessels can become engorged, making the eyes appear red. There is no need to worry abou...[Read More] Understanding Eye Blood Vessels: Are They a Cause for Concern?
Understanding Visual Phenomena: Floaters and Blind Spots Explained
Monocular vision obstruction at certain angles in the dark? Hello, Doctor Gao. I would like to ask you a couple of questions. I have been experiencing floaters for about 20 years. After undergoing laser treatment for a retinal tear, I have been consistently visiting the clinic fo...
Dr. Gao Pilin Reply:
Hello Andres: 1. If it is floaters, there are no methods to reduce their occurrence frequency. 2. The physiological blind spot is located just outside the center of the visual field and is generally at the same horizontal level as the center of the visual field. If this is the ca...[Read More] Understanding Visual Phenomena: Floaters and Blind Spots Explained
Understanding Eye Flashes and Shadows: Causes and Solutions
The eyes are experiencing persistent flashes and floaters? Hello, doctor. I apologize for bothering you. I have had my eyes examined (including fundus and visual field tests), and the doctors have said everything is normal, but they did mention that I have some symptoms of floate...
Dr. Gao Pilin Reply:
Hello, Ya: Excessive fatigue may not have a significant impact; it is a change in the vitreous body itself. This symptom can be intermittent, and if the doctor has confirmed it as floaters, there is no need for concern. You should also be mentally prepared to coexist with it for ...[Read More] Understanding Eye Flashes and Shadows: Causes and Solutions
Understanding Black Shadows in Your Left Eye: Is It Floaters or Something Else?
Seeing shadows in the left eye? Hello Doctor, thank you for your response. I have a concern. Recently, I have noticed a dark shadow in the upper left area of my left eye when I relax, and when I cover my right eye and look at things with my left eye, the center appears darker. Co...
Dr. Gao Pilin Reply:
Hello, if the visual field test and retinal examination show no issues, the shadow you are experiencing may be due to vitreous floaters. Amblyopia does not present with such phenomena. So let's wait for the completion of the examinations and see what the doctor says! Don...[Read More] Understanding Black Shadows in Your Left Eye: Is It Floaters or Something Else?
Understanding the Use of Eyedrops for Glaucoma: A Patient's Concern
Ivermectin eye drops Hello Doctor, I am 24 years old and have severe myopia, with both eyes at -800 diopters. Earlier this year, I had an examination at a hospital in the northern part of Taiwan, where the doctor informed me that I might have glaucoma, as my intraocular pressure...
Dr. He Jianxian Reply:
If you have concerns about glaucoma, it is advisable to consult with an ophthalmologist for a more definitive assessment, as I do not have the necessary information to make a clear determination. Regarding astigmatism-related visual disturbances, if you have already seen four oph...[Read More] Understanding the Use of Eyedrops for Glaucoma: A Patient's Concern
Understanding Fluctuating Eye Pressure: Risks and Management Strategies
Intraocular pressure fluctuations? Hello Doctor, I am 22 years old and have myopia of about -6.00 in both eyes. My previous job required long hours of using electronic devices, and I often stayed up late (though I have reduced this and my routine is now normal). I have a history ...
Dr. Gao Pilin Reply:
Hello Mr. Liu: 1. How can glaucoma be detected? The primary methods include measuring intraocular pressure, assessing the condition of the optic nerve, and conducting visual field tests. By integrating these findings, we can determine the presence of glaucoma. 2. When doctors e...[Read More] Understanding Fluctuating Eye Pressure: Risks and Management Strategies
Does Long-Term Use of Glaucoma Medications Cause Cataracts?
Does long-term use of glaucoma medications lead to cataracts? Hello Doctor: First, let me explain my situation. I have been diagnosed with retinitis pigmentosa (night blindness and constricted visual fields), congenital nystagmus, and amblyopia since childhood, with both eyes hav...
Dr. He Jianxian Reply:
1. The glaucoma medication you are currently using should not have a risk of causing cataracts. 2. There is currently no effective treatment for pigmentary retinal degeneration, and this condition is indeed often associated with the occurrence of cataracts. As for glaucoma, there...[Read More] Does Long-Term Use of Glaucoma Medications Cause Cataracts?
Understanding Suspected Glaucoma: Early Signs and Preventive Measures
Suspected glaucoma? Hello, doctor. I recently had an OCT examination at the ophthalmology department, and there is a small depression in the red area of the optic nerve head, approximately 0.5. My intraocular pressure is 17 in one eye and 18 in the other. The doctor mentioned a s...
Dr. He Jianxian Reply:
1. Whether it is in the early stage depends on the extent of the visual field loss. 2. If there is no glaucoma, it is not recommended to use eye drops for prevention.[Read More] Understanding Suspected Glaucoma: Early Signs and Preventive Measures
How Long Can Normal Tension Glaucoma Be Managed Effectively?
How long can normal-tension glaucoma (NTG) typically be controlled on average? Hello, Doctor. During an eye examination at an external clinic, it was found that my optic disc is larger than normal. The doctor performed an OCT and noted that the optic nerve in my right eye is thin...
Dr. Cai Wenyuan Reply:
Hello: I apologize, but it is best to consult your attending physician regarding your question. Wishing you peace and good health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Department of Ophthalmology, Taoyuan General Hospital, Ministry of Health and Welfare.[Read More] How Long Can Normal Tension Glaucoma Be Managed Effectively?
Understanding Vision Loss: Insights on High Myopia and Possible Glaucoma
Deterioration of vision? Hello Dr. Tsai, I am a patient with high myopia, with approximately 800 degrees in both eyes. A few years ago, during an examination, I discovered an issue with optic nerve cupping, raising suspicion of glaucoma. Therefore, I began regular check-ups at a ...
Dr. Cai Wenyuan Reply:
Hello: If there are any changes, please seek medical examination as soon as possible. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Department of Ophthalmology, Taoyuan General Hospital, Ministry of Health and Welfare.[Read More] Understanding Vision Loss: Insights on High Myopia and Possible Glaucoma
Do You Need Regular Visual Field Tests After Eye Surgery?
Is visual field testing required to be performed continuously? Hello, doctor. My younger sister had strabismus surgery at the age of 21. At that time, the attending physician discovered that she had a tendency for elevated intraocular pressure before the surgery and was concerned...
Dr. He Jianxian Reply:
It is recommended that you continue to have regular follow-up appointments to monitor your intraocular pressure. Additionally, it may be beneficial to measure your corneal thickness to determine if your cornea is thicker than average. If this is the case, it is normal for your in...[Read More] Do You Need Regular Visual Field Tests After Eye Surgery?
Understanding Pupil Size Differences and Vision Issues: Expert Advice
Hello, doctor? Hello, Doctor. I have a question I would like to ask and I would appreciate your advice. I noticed that there is a difference in the size of my pupils (the right eye is larger than the left), and I feel a bit of a dilated sensation even though I haven't used a...
Dr. Cai Wenyuan Reply:
Hello, there is a difference in the size of your pupils? Some of these variations are physiological phenomena. Should you discuss these conditions with a doctor? Yes. Wishing you peace and health, Director of the Department of Ophthalmology, Taoyuan General Hospital, Ministry of ...[Read More] Understanding Pupil Size Differences and Vision Issues: Expert Advice
Understanding High Myopia: Key Questions About Eye Health and Risks
High myopia Hello Doctor, I am highly myopic with L 725 and R 750. I have a few questions I would like to ask: 1. Can an indirect ophthalmoscope (with dilation) be used to see the optic nerve and assess for glaucoma? I've read online that a direct ophthalmoscope is necessar...
Dr. Gao Pilin Reply:
Hello, En En: 1. Using an indirect ophthalmoscope (with dilation) provides a clear view, but glaucoma diagnosis still requires assessment of intraocular pressure and visual field testing. 2. Lattice degeneration of the retina can lead to an increased risk of retinal tears; ear...[Read More] Understanding High Myopia: Key Questions About Eye Health and Risks
Understanding Glaucoma Risk in High Myopia: Key Questions Answered
Probability of glaucoma I have myopia of about 900 degrees and I have concerns regarding glaucoma. I would like to inquire about the following: 1) What is the incidence rate of glaucoma in individuals with high myopia (approximately what percentage)? 2) Can glaucoma cause dizzine...
Dr. Cai Wenyuan Reply:
Hello: The probability is low and it is not related to dizziness. It is best to perform a visual field test. Wishing you safety and health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Ophthalmology Department, Taoyuan General Hospital, Ministry of Health and Welfare.[Read More] Understanding Glaucoma Risk in High Myopia: Key Questions Answered
Understanding the Risk of Glaucoma in High Myopia Patients
High myopia glaucoma Hello, I have high myopia with approximately -8.00 diopters in both eyes. In January of this year, I had an examination by a glaucoma specialist at Chang Gung Memorial Hospital. (I had a visual field test two years ago, which showed no defects.) The doctor no...
Dr. He Jianxian Reply:
1. There is a possibility, but it is not very high. 2. Your intraocular pressure is not elevated.[Read More] Understanding the Risk of Glaucoma in High Myopia Patients