Can High Myopia Cause Enlarged Blind Spots and Visual Shadows?
Does high myopia cause an expansion of blind spots? + Visual shadows in dimly lit areas? Hello Doctor, I have a few questions I would like to ask. 1. I noticed in the past year or two that when I close one eye, I can see a dark area near my blind spot in both eyes. Previously, ...
Dr. Gao Pilin Reply:
Hello: 1. High myopia and the expansion of the blind spot associated with high myopia (1000 and 1200 diopters) can indeed lead to retinal degeneration, which may affect the structures surrounding the optic nerve, resulting in an enlarged blind spot. Although your OCT scan shows...[Read More] Can High Myopia Cause Enlarged Blind Spots and Visual Shadows?
Understanding Eye Discomfort: Dryness, Inflammation, and Glaucoma Risks
Fundus examination, dry eyes? Hello Doctor, since January of this year, I have been experiencing dryness, tightness, and a feeling of pressure in my eyes. Artificial tears have not been effective. My eyesight is approximately 700 degrees in both eyes. I proactively asked my docto...
Dr. Gao Pilin Reply:
Hello: 1. Congenital Thinner Cornea or Optic Nerve: Some individuals may be born with a thinner cornea or optic nerve than normal. This can be due to genetic factors or individual variations and does not necessarily indicate a disease. However, it may increase the risk of certa...[Read More] Understanding Eye Discomfort: Dryness, Inflammation, and Glaucoma Risks
Understanding Eye Discomfort: Is It Acute Glaucoma?
Eye strain? I apologize, but last night around midnight, I noticed that my eyeball felt as hard as my forehead, with fluctuating pressure and a sensation of headache and nausea. I researched online and found information about acute glaucoma, but my eyes feel fine now. Could this ...
Dr. Gao Pilin Reply:
Hello: Based on your description, the sensation of hardness in your eyes and forehead last night, accompanied by headache and nausea, could indeed be related to acute glaucoma. However, there may be other causes as well. Acute glaucoma typically presents with the following sympto...[Read More] Understanding Eye Discomfort: Is It Acute Glaucoma?
Managing Keratoconus and Glaucoma: Hot Compresses and Treatment Options
Keratoconus Hello, Doctor! I'm sorry to bother you again. I would like to ask you: 1. Can individuals diagnosed with keratoconus and glaucoma use warm compresses? I found that it is generally not recommended, but many people in the community are using them. If it is not ad...
Dr. Gao Pilin Reply:
Hello: Regarding the issue of warm compresses: Essentially, as long as the temperature does not exceed what the eyes can tolerate, there are no significant contraindications for their use. Recommendations: - Maintain eye hygiene: Clean the eyelid margins daily with warm water and...[Read More] Managing Keratoconus and Glaucoma: Hot Compresses and Treatment Options
Understanding Corneal Thickness and Endothelial Cell Health in Myopia
Corneal thickness and corneal endothelial cells? Hello, Doctor Gao. I am suffering from high myopia and elevated intraocular pressure. I have a few questions to ask you. Question 1: Since intraocular pressure is related to corneal thickness and whether or not to use eye drops to...
Dr. Gao Pilin Reply:
Hello: Question 1: Accuracy of Corneal Thickness Measurement by Different Instruments The measurement of corneal thickness can indeed be influenced by the instrument used, and there may be slight variations among different devices. 1. Non-contact tonometer: This instrument is p...[Read More] Understanding Corneal Thickness and Endothelial Cell Health in Myopia
Should You See a Doctor for Hard Eyes? Understanding Glaucoma Risks
Eye strain? Doctor, I apologize for the interruption. I recently researched online and found that hard eyeballs could be a sign of glaucoma. My eyes feel hard, and although I have been feeling nauseous, I usually experience that. I don't have any other discomfort. Should I s...
Dr. Gao Pilin Reply:
Hello: You mentioned experiencing eye strain and a sensation of hardness in your eyeball, which are indeed symptoms that require attention. Increased hardness of the eyeball may indicate elevated intraocular pressure, which is one of the potential signs of glaucoma. If glaucoma i...[Read More] Should You See a Doctor for Hard Eyes? Understanding Glaucoma Risks
Understanding Visual Distortions: When to Worry About Your Eyesight
Macula? Hello, Doctor. I have personal myopia of 500-600 degrees and astigmatism of 150-200 degrees. I have an undiagnosed test for glaucoma (the doctor said it is caused by high intraocular pressure), but I am on a fixed regimen of eye drops and have follow-up examinations. On A...
Dr. Gao Pilin Reply:
Hello: The situation you mentioned may be related to eye strain, dry eye syndrome, or high myopia. 1. Lines appearing distorted in the Amsler grid test: If you occasionally notice lines not straight while using the Amsler grid test, but they return to normal after blinking, thi...[Read More] Understanding Visual Distortions: When to Worry About Your Eyesight
Post-Surgery Exercise Guidelines for Diabetic Retinopathy Patients
Postoperative exercise Hello, Director: I am a patient with diabetic proliferative retinopathy and total retinal detachment, and I have recently undergone surgery. I am also experiencing symptoms of glaucoma. Given my condition, what types of exercise can I do? Is it safe for me ...
Dr. He Jianxian Reply:
Dear Mr. Tsai, Theoretically, your retinal degeneration should be classified as tractional retinal detachment. In this condition, engaging in weight training after surgery should generally not pose a problem. However, it is still essential to consult your surgeon, as the complex...[Read More] Post-Surgery Exercise Guidelines for Diabetic Retinopathy Patients
Navigating Eye Health: Managing Cataracts and Glaucoma After Retinal Detachment
After monocular retinal blindness, the other eye has cataracts and glaucoma? Five years ago, I underwent surgery (gas tamponade) for a retinal detachment in my right eye at a well-known ophthalmology clinic. After the surgery, I experienced distorted vision, and the doctor attrib...
Dr. He Jianxian Reply:
Dear Mr. Sun, There is no such thing as a guarantee of surgical safety; surgery inherently carries certain risks. Even with the latest equipment available to assist, there are still risks involved. If your vision has deteriorated to the point that it severely affects your daily ...[Read More] Navigating Eye Health: Managing Cataracts and Glaucoma After Retinal Detachment
Understanding High Eye Pressure: Insights on Diagnosis and Treatment
Ocular hypertension Hello, Dr. Gao. Due to high myopia, with prescriptions of -800 and -700 diopters, my tonometry readings have reached a maximum of 24 mmHg, mostly ranging between 21 and 22 mmHg. When using a handheld tonometer, the readings are around 18 and 17 mmHg. I have co...
Dr. Gao Pilin Reply:
Hello: Based on the detailed information you provided, here are my recommendations and explanations: 1. Should you continue using eye drops? Given your high myopia and elevated intraocular pressure, you belong to a high-risk group for glaucoma, making the preventive use of intra...[Read More] Understanding High Eye Pressure: Insights on Diagnosis and Treatment
Common Eye Issues: Understanding Shadows, Light Sensitivity, and Glaucoma
Eye-related issues? Doctor, I have some questions I would like to ask: 1. Recently, whenever I am in sunlight (even just a little), I see dark, shadow-like lines in front of my eyes. Could this be due to my long eyelashes casting a shadow that I am perceiving? Is this a possibi...
Dr. Gao Pilin Reply:
Hello: 1. Seeing black streaks in sunlight: This condition is likely what you are experiencing as "floaters." Floaters are caused by changes in the vitreous body of the eye and typically become more noticeable with age. While it is possible that your eyelashes may cas...[Read More] Common Eye Issues: Understanding Shadows, Light Sensitivity, and Glaucoma
Understanding Steroid Use in Eye Care: Risks and Considerations
Corticosteroids Hello, Doctor. I previously had recurrent styes, and using a regular eye ointment (without steroids) and eye drops helped them disappear in about 4 to 5 days. However, there was one occasion when a stye was particularly large, and after applying treatment for two ...
Dr. Gao Pilin Reply:
Hello: 1. Long-term use of topical corticosteroids and their effects on the eyes: Using a corticosteroid cream for six weeks can indeed have a certain degree of impact on the eyes. Corticosteroids can reduce inflammation, but prolonged use carries a low risk of increasing the c...[Read More] Understanding Steroid Use in Eye Care: Risks and Considerations
Understanding Glaucoma Medications and Eye Health Concerns
Glaucoma medications and eye-related conditions? Hello, Doctor Gao! I've been anxious for a while and would like to ask you a few questions: 1. I previously visited a glaucoma specialist and had a test called an Epithelial Map. I found online that the epithelial cell layer...
Dr. Gao Pilin Reply:
Hello: 1. The epithelial thickness measured by the Epithelial Map is typically around 50 micrometers, while your upper layer has reduced to 28 micrometers, indicating a significant thinning of the corneal epithelium, possibly related to previous corneal abrasion. As for the Pac...[Read More] Understanding Glaucoma Medications and Eye Health Concerns
Understanding Retinal Detachment: Symptoms and Early Warning Signs
Retinal detachment Doctor, I would like to ask a few questions: Is it necessary to see shadows before retinal detachment occurs? What are the warning signs that may indicate retinal detachment? Also, what are the warning signs of glaucoma? Thank you, doctor; I really want to know...
Dr. Gao Pilin Reply:
Hello: Symptoms and Warning Signs of Retinal Detachment Retinal detachment is a serious ophthalmic emergency that requires prompt treatment. When the retina detaches from its underlying tissue, it can lead to vision loss. Here are common warning signs and symptoms: 1. Flashes...[Read More] Understanding Retinal Detachment: Symptoms and Early Warning Signs
Understanding Vision Issues: Is It Prescription or Eye Condition?
Eyeglasses Issues I recently noticed that with my glasses, my right eye sees distant objects more clearly but has difficulty seeing nearby objects, while my left eye is the opposite. Could this be an issue with the prescription, or could there be some underlying eye condition? Th...
Dr. Gao Pilin Reply:
Hello: Based on the situation you described, there could be several reasons for this phenomenon: 1. Prescription mismatch: Your glasses prescription may not fully match your vision needs. If your right eye sees clearly at a distance but not up close, while the left eye is the opp...[Read More] Understanding Vision Issues: Is It Prescription or Eye Condition?
Understanding Eye Pressure Measurement: Is Hardness a Reliable Indicator?
Intraocular pressure measurement It is commonly stated online that a hard eyeball indicates high intraocular pressure. Is this a valid method of measurement?
Dr. Gao Pilin Reply:
Hello: Discussions about intraocular pressure (IOP) found online may lead to misunderstandings. The hardness of the eyeball is indeed related to IOP, but assessing IOP solely by palpating the eyeball is not accurate. Intraocular pressure is an indicator of the pressure of the int...[Read More] Understanding Eye Pressure Measurement: Is Hardness a Reliable Indicator?
Concerns About Antibiotic Resistance and Ocular Conditions
Concerns about drug resistance and special diseases? 1. I used the Betamethasone eye ointment only 4 times (before bed for 4 days) and the Chloramphenicol eye drops 5 times (5 drops over 5 days). The main symptoms of photophobia, eye moisture, and the sensation of a foreign body ...
Dr. Gao Pilin Reply:
Hello: Concerns about antibiotic resistance: Based on your description, the frequency of using Betamethasone eye ointment and Chloramphenicol eye drops is relatively low, which suggests a lower risk of developing antibiotic resistance. Antibiotic resistance typically arises fro...[Read More] Concerns About Antibiotic Resistance and Ocular Conditions
Common Eye Issues: Managing High Eye Pressure and Visual Disturbances
Eye problems Hello, Doctor. I have a few questions: 1. My intraocular pressure seems to be a bit high; do you have any methods to help lower it? 2. I wear orthokeratology lenses at night, but when I blink quickly in the dark, I see a circular light in the center of my vision. 3. ...
Dr. Gao Pilin Reply:
Hello: 1. Management of elevated intraocular pressure: - Pharmacological treatment: If intraocular pressure is elevated, topical medications to lower eye pressure are typically used. The specific medication should be based on the ophthalmologist's prescription. - L...[Read More] Common Eye Issues: Managing High Eye Pressure and Visual Disturbances
Why Do My Eyes Hurt in Bright Sunlight? Understanding Eye Pain
Experiencing sharp pain in the eyes when exposed to sunlight? Hello doctor, this morning when I opened the window and sunlight came in, I suddenly felt a sharp pain in my eyes. Later, when I rode my bike from the basement to the entrance and encountered the sunlight again, I expe...
Dr. Gao Pilin Reply:
Hello: Based on the symptoms you described, experiencing sharp pain in the eyes after exposure to sunlight may have multiple causes. Here are some possible explanations: 1. Photophobia: This refers to an increased sensitivity of the eyes to light. Photophobia can be caused by va...[Read More] Why Do My Eyes Hurt in Bright Sunlight? Understanding Eye Pain
Seeing Shadows While Coughing: Is It a Retina Issue?
Coughing with dark sputum? Hello, doctor. I experience floaters when looking at the sky or under bright sunlight. Two years ago, I also noticed some patterns that appeared to be shaking. At that time, I visited a major hospital and underwent tests for glaucoma and optical coheren...
Dr. Gao Pilin Reply:
Hello: Based on the symptoms you described, particularly the appearance of black shadows during coughing, it is indeed important to pay special attention. Here are some possible causes and recommendations: 1. Vitreous traction: Coughing or straining may cause a temporary change...[Read More] Seeing Shadows While Coughing: Is It a Retina Issue?