Understanding Glaucoma Concerns in High Myopia Patients: Key Insights
Concern for glaucoma Hello Doctor, I have high myopia with a prescription of -6.25 and -6.75. I would like to ask about my OCT results. The doctor at the clinic mentioned that my retinal nerve fiber layer is thinner, and my intraocular pressure was 20 and 21 on that day. Later, I...
Dr. Gao Pilin Reply:
Hello Ms. Lin: 1. You might need to ask the interpreting physician; I'm not sure. 2. It could be normal. 3. It's possible.[Read More] Understanding Glaucoma Concerns in High Myopia Patients: Key Insights
Understanding Peripheral Vision Loss: Severity, Causes, and Impacts
Peripheral vision Hello, regarding the peripheral vision, if the horizontal plane is considered as 0 degrees, with an upward vision of 45 degrees and a downward vision of 60 degrees measured from 0, the lateral vision is 180 degrees, and the inner vision is 30 degrees, extending ...
Dr. Gao Pilin Reply:
Hello, Xin: Regarding peripheral vision, if the horizontal plane is considered 0, with an upward vision of 45 degrees and downward vision of 60 degrees measured as 0, lateral vision at 180 degrees, and nasal vision at 30 degrees, with lateral vision extending to 135 degrees, how ...[Read More] Understanding Peripheral Vision Loss: Severity, Causes, and Impacts
Understanding Fundus Examination: Concerns for High Myopia Patients
Fundus examination Hello, doctor. I have high myopia, with one eye at -6.75 and the other at -6.25. Today, during a fundus examination with a digital scan, I had some difficulty with my left eye. They kept asking me to look to the right, but I was already doing so, and the machin...
Dr. Gao Pilin Reply:
Hello Ms. Wang: 1. It may or may not happen. 2. It could be a possibility, or it might just be congenital. However, normal vision indicates that it has not yet reached the level of glaucoma. 3. Each physician has their own way of making judgments, and interpretations may vary.[Read More] Understanding Fundus Examination: Concerns for High Myopia Patients
Understanding Visual Field Loss: Key Questions and Insights
Visual field issues Hello, is a visual field defect of 18.14 dB indicative of a total decrease in sensitivity within a 30-degree central visual field? It is possible that there are areas where light points are completely unperceived. There may also be many areas where smaller, we...
Dr. Gao Pilin Reply:
Hello, Xin: Is a visual field defect of 18.14 dB indicative of a total decrease in sensitivity within a 30-degree central visual field? -> Yes, it is possible that there are certain areas where light points are completely unperceived. It may also be that many areas cannot dete...[Read More] Understanding Visual Field Loss: Key Questions and Insights
Understanding Visual Field Loss: Key Questions and Insights on Sensitivity and Impact
Visual field issues Hello, does the decibel (dB) value of visual field loss refer to the extent of the visual field defect or the degree of sensitivity reduction in the affected area? Is a visual field loss of -18.14 dB in one eye, with the other eye being completely blind, consi...
Dr. Gao Pilin Reply:
Hello, Xin: 1. The sensitivity is -18.14 dB, which indicates moderate to severe impairment. There is a defect in the center, and there may also be defects nearby, but another visual field testing method may be needed for further assessment. 3. There may also be sensations associa...[Read More] Understanding Visual Field Loss: Key Questions and Insights on Sensitivity and Impact
Understanding Visual Field Loss: Symptoms and Sensations Explained
Visual field issues Hello, does visual field loss refer to being completely unable to see in certain directions? Or does it mean that some directions are less sensitive, such as not being able to see objects to the side while focusing straight ahead, but still being able to sense...
Dr. Gao Pilin Reply:
Hello, Xin: You are correct; these are symptoms of visual field loss. However, if you are already experiencing these symptoms, it indicates a more severe visual field loss. Mild or early-stage visual field loss is sometimes not noticeable by oneself. A visual field test is necess...[Read More] Understanding Visual Field Loss: Symptoms and Sensations Explained
Understanding High Eye Pressure: Causes, Concerns, and Treatment Options
The issue of elevated intraocular pressure? Hello, Doctor Gao. I have high myopia (approximately -800 diopters) and severe floaters (I can see many floaters in both eyes). Recently, due to frequently seeing small bright spots, I visited an ophthalmology clinic for a fundus examin...
Dr. Gao Pilin Reply:
Hello: 1. Unilateral hypertension is also common. 2. The two may be unrelated; pain in the brow area is often associated with trigeminal neuralgia. 3. If the reading of 31 is also elevated, it is advisable to use medication before further examination. 4. It may be thought that a ...[Read More] Understanding High Eye Pressure: Causes, Concerns, and Treatment Options
Understanding Slow Eye Focus: Causes and Solutions for Visual Disturbances
Slower eye focusing speed? Hello Doctor: Two months ago, I woke up one day and noticed that my eye focusing speed had slowed down. I am unable to focus properly on dynamic images (like watching YouTube or playing mobile games). Switching focus from near (text on my phone) to far ...
Dr. Gao Pilin Reply:
Hello, father of the child: Your condition is related to the ciliary muscle's accommodation issue. A dilated fundus examination can be performed, followed by trying on appropriate glasses. Other possibilities may relate to premature aging of the eyes.[Read More] Understanding Slow Eye Focus: Causes and Solutions for Visual Disturbances
Managing Eye Pressure and Blood Pressure: Concerns During Pregnancy
About Avodart? Hello, doctor. I would like to ask about my situation. I have an intraocular pressure of 24 and my myopia is between 900 and 1000. I have been using Aifume for three months now, and I have been returning for follow-up visits with OCT and visual field tests. My intr...
Dr. He Jianxian Reply:
If there are concerns about the adverse effects of medication on the fetus, temporarily discontinuing the medication and resuming it once the fetus is larger could be a reasonable option. Regarding intraocular pressure-lowering medications, there is a possibility that they may al...[Read More] Managing Eye Pressure and Blood Pressure: Concerns During Pregnancy
Glaucoma Diagnosis Dilemma: Trusting Competing Eye Care Opinions
Glaucoma Diagnosis After being diagnosed with glaucoma at a clinic after years of regular check-ups, I went to another clinic for a one-time examination, which stated that I only have ocular hypertension. Which diagnosis should I trust? Currently, both clinics agree that I need t...
Dr. He Jianxian Reply:
If the cornea is thicker, intraocular pressure (IOP) measurements may be less meaningful. The primary assessments should focus on Optical Coherence Tomography (OCT), visual fields, and the condition of the optic nerve head. If these evaluations show no abnormalities, it is recomm...[Read More] Glaucoma Diagnosis Dilemma: Trusting Competing Eye Care Opinions
Understanding the Impact of Incorrect Prescription Glasses on Vision Health
Prescription lens degree issues? Hello, I recently visited an ophthalmology clinic and during the examination, my corrected visual acuity with glasses was R: 0.6 and L: 0.7. It was found that my glasses prescription was overcorrected by more than 100 degrees (my actual myopia is ...
Dr. Gao Pilin Reply:
Hello Mr. Gong: 1. It will not cause any harm to the eyes, but it may lead to increased fatigue. 2. If there are no specific issues, a dilated fundus examination once a year should be sufficient.[Read More] Understanding the Impact of Incorrect Prescription Glasses on Vision Health
Managing Eye Pressure and Blood Pressure During Pregnancy: A Guide
Regarding Aivermectin? Hello, Doctor: I would like to ask about my condition. My intraocular pressure is high at 24 mmHg, and I have myopia ranging from 900 to 1000. I have been using the eye drop medication, Alphagan (Brimonidine), for three months now, and I have been returning...
Dr. Gao Pilin Reply:
Hello, Jun: The side effects of Amlodipine in lowering blood pressure are actually quite rare, and it will not affect intraocular circulation, so please rest assured.[Read More] Managing Eye Pressure and Blood Pressure During Pregnancy: A Guide
Understanding Visual Disturbances: Flickering and Brightness Changes Explained
There is a slight shaking phenomenon around objects when looking at them? Hello Doctor, I am 43 years old with myopia of approximately -6.50/-8.50. 1. Since 2021, I have noticed a slight shaking sensation on the outer side of my eyes when looking at things (there is a feeling of ...
Dr. He Jianxian Reply:
If all examinations have been completed, you should feel reassured. The flickering sensation in your peripheral vision may be caused by vitreous degeneration, but this is merely a hypothesis, and I, as a physician, cannot determine the exact cause. Regarding the changes in bright...[Read More] Understanding Visual Disturbances: Flickering and Brightness Changes Explained
Understanding Visual Disturbances: Flickering and Brightness Changes Explained
There is a slight shaking phenomenon around objects when looking at them? Hello Doctor, I am 43 years old and have myopia of approximately -6.50/-8.50. 1. Since 2021, I have noticed a slight shaking sensation on the outer side of my eyes when looking at things (there is a feeling...
Dr. He Jianxian Reply:
If all examinations have been completed, you should feel reassured. The flickering sensation in your peripheral vision may be caused by vitreous degeneration, but this is merely a hypothesis, and I am unsure of the actual cause. As for the changes in the brightness of light sourc...[Read More] Understanding Visual Disturbances: Flickering and Brightness Changes Explained
Can Visual Field Loss Occur with Photopsia? Understanding Eye Health
Is it possible for vision loss to occur in the visual field area affected by photophobia? Hello Doctor: Recently, I have noticed a small area in my monocular visual field where I see light spots similar to photopsia when I close my eyes. Given that I am at an age where ocular fun...
Dr. He Jianxian Reply:
To confirm your issue, you only need to schedule a standard visual field test. It is recommended that you arrange this at a hospital. Dr. He Jianxian, Ophthalmology Department, Nantou Hospital.[Read More] Can Visual Field Loss Occur with Photopsia? Understanding Eye Health
Understanding Indirect Ophthalmoscopy for Macular and Nerve Disease Detection
Fundus examination Hello Doctor: I have high myopia and floaters. In a few days, I will be going to a general clinic for a fundus examination, where the doctor will use an indirect ophthalmoscope. Can this method detect macular degeneration and neurological diseases? If not, what...
Dr. Gao Pilin Reply:
Hello: A dilated eye exam can initially screen for the possibility of abnormalities. For a more detailed examination, OCT (Optical Coherence Tomography) and visual field tests can be performed. Please consult your physician to see if further testing is necessary.[Read More] Understanding Indirect Ophthalmoscopy for Macular and Nerve Disease Detection
Do You Need Annual Referrals for Glaucoma Eye Exams?
Glaucoma examination? 1. When seeing a glaucoma specialist at a clinic for a chronic prescription, is it necessary to be referred to a hospital every year for a fundus examination and visual field testing? 2. If the clinic physician does not provide a referral for a fundus exam...
Dr. Liang Ce Reply:
We recommend that you 1. discuss the above situation further with your attending physician to determine if any additional examinations are necessary. 2. You may also consider consulting at an ophthalmology outpatient clinic at a medical center or large hospital. Thank you, and wi...[Read More] Do You Need Annual Referrals for Glaucoma Eye Exams?
Understanding Nystagmus: Causes, Effects, and Management in Vision Health
Nystagmus 1. Can congenital nystagmus worsen over time? If so, what could be the possible reasons? Would it lead to further deterioration of vision? 2. It is said that individuals with congenital nystagmus do not experience oscillopsia when looking at objects, but why do they per...
Dr. Gao Pilin Reply:
Hello, Xin: 1. It should not happen. 2. It should still happen. 3. It is uncertain; it depends on whether there are issues with the retina or optic nerve. 4. Blindness is not related to refractive error; both myopia and hyperopia can lead to it. 5. This is how refractiv...[Read More] Understanding Nystagmus: Causes, Effects, and Management in Vision Health
How Long to Use Eye Drops for High Eye Pressure Before Chronic Prescription?
How long does it take to obtain a chronic prescription for eye drops for high intraocular pressure? The patient was referred to a large hospital for gonioscopy, fundus examination, and visual field testing due to elevated intraocular pressure. The doctor diagnosed glaucoma and ad...
Dr. He Jianxian Reply:
In fact, the effectiveness of the eye drops can be assessed after a month, which helps determine whether a change in medication or an increase in dosage is necessary. If no adjustments are needed, the criteria for issuing a continuous prescription are typically met. This is for y...[Read More] How Long to Use Eye Drops for High Eye Pressure Before Chronic Prescription?
Understanding OCT and Visual Field Tests for Eye Health
OCT and visual field testing Hello Dr. Gao: I have recently noticed symptoms of night blindness, macular degeneration, or floaters, so I have arranged for OCT and visual field tests at a certain large hospital A. I would like to ask if I decide to switch to another large hospital...
Dr. Gao Pilin Reply:
Hello, Xiao-Hui with anxiety: If you have already undergone the procedure, there is no need to repeat it; you can simply go to Hospital A to check the results. If you wish to have it done again, you can directly ask the physician at Hospital B if it is possible, as only the exami...[Read More] Understanding OCT and Visual Field Tests for Eye Health