Understanding Eye Pressure, Visual Field Tests, and Corneal Thickness Measurements
Visual field test, intraocular pressure, corneal thickness? Hello, Doctor. I previously visited the hospital due to red eyes, and during my first visit, my intraocular pressure was measured at 22.23, which was considered normal and possibly due to stress. However, during my follo...
Dr. Gao Pilin Reply:
Hello: Based on your description, there has been some fluctuation in your intraocular pressure (IOP) between the two examinations, with a slight increase noted. It is possible for IOP to vary in the short term, and sometimes emotional stress or tension can lead to elevated pressu...[Read More] Understanding Eye Pressure, Visual Field Tests, and Corneal Thickness Measurements
Understanding Flashing Lights Around the Eyes: Causes and Concerns
Occasionally experiencing phenomena around the eyes that resemble shooting stars? I occasionally see something resembling a shooting star around my eyes, and it happens quite frequently in both eyes. However, I had a dilated eye exam on August 15, and the doctor said there were n...
Dr. Gao Pilin Reply:
Hello: The phenomenon you described around your eyes, resembling shooting stars, along with the flickering sensation when your eyes are closed, may be related to visual phenomena. Here are some possible causes: 1. **Floaters**: These are small structures within the vitreous hum...[Read More] Understanding Flashing Lights Around the Eyes: Causes and Concerns
Understanding Eye Degeneration: Symptoms and Concerns Explained
Ocular degeneration Hello, Doctor: I would like to ask about my condition. I have floaters (black spots, etc.) and presbyopia. Recently, I noticed that the color of the ring between my pupil and the sclera (is it called the 'iris'?) seems to be fading, becoming a bit li...
Dr. Gao Pilin Reply:
Hello: Iris depigmentation is a process characterized by the thinning of pigment in the iris. This can lead to a lighter iris color, or even a white appearance. There are several causes of iris depigmentation, including: 1. Age: As individuals age, the number of pigment cells in ...[Read More] Understanding Eye Degeneration: Symptoms and Concerns Explained
Are UV Rays from Bug Zappers Harmful to Your Eyes?
Mosquito trap ultraviolet light Hello, doctor. I went to my teacher's office due to a school matter, and after talking with the teacher, I curiously looked at a device on the desk and discovered it was a bug zapper. I later remembered that bug zappers emit ultraviolet (UV) l...
Dr. Gao Pilin Reply:
Hello: The ultraviolet (UV) output of a bug zapper is lower than that of sunlight, but if you are very close, the intensity of the UV radiation can increase. Based on your description, you looked at the bug zapper for 20 seconds from a distance of 30 centimeters, which does not c...[Read More] Are UV Rays from Bug Zappers Harmful to Your Eyes?
Understanding Black Shadows in Vision: Eye Symptoms Explained
When looking down and to the right while blinking, there is a shadow in the vision? Hello Doctor: I have myopia of -3.75 and astigmatism of -2.00 in my left eye, and myopia of -5.75 and astigmatism of -1.50 in my right eye. Five years ago, I underwent laser treatment for a retina...
Dr. Gao Pilin Reply:
Hello: Q1. Could this symptom be due to a thinner retina in that area? Or could it be a precursor to retinal disease? This symptom may be caused by various factors, including retinal issues, floaters in the vitreous, or changes in other ocular structures. Although you mentioned t...[Read More] Understanding Black Shadows in Vision: Eye Symptoms Explained
Understanding Persistent Eye Flashes: Causes and Concerns
Recent persistent flashes of light in the eyes? Hello Doctor, 1. I underwent retinal laser treatment about 7 years ago. Recently, I have been experiencing persistent flashes of light that are localized to the same area, and they become more pronounced when I open and close my e...
Dr. Gao Pilin Reply:
Hello: 1. Flashes are a type of visual symptom, typically described as points of light or streaks of light flickering or flashing in the visual field. Flashes can be a symptom of retinal issues, but they do not necessarily indicate that the retina is being pulled. Flashes may be ...[Read More] Understanding Persistent Eye Flashes: Causes and Concerns
Understanding Eye Floaters and Shadows: Symptoms and Treatment Insights
Eye floaters I have high myopia of -1000 diopters in both eyes and developed floaters during high school. The doctor mentioned that I have vitreous detachment in my right eye. Symptom one: when I quickly turn my head to the right, I notice a very dark spot that flashes briefly an...
Dr. Gao Pilin Reply:
Hello: 1. You mentioned that you see black spots in your right eye when you turn your head quickly, which may be a manifestation of floaters. Floaters typically present as seeing small spots or shadows drifting in your field of vision, but symptoms can vary among individuals. Mac...[Read More] Understanding Eye Floaters and Shadows: Symptoms and Treatment Insights
Dealing with Eye Irritation: When to Seek Medical Advice
Eye stinging? I have excessive oil secretion on my skin, and often the mixture of sebum and eye discharge causes eye irritation. Additionally, sweat dripping around my eyes also leads to discomfort. Therefore, I periodically use wet wipes to clean the T-zone and the area around m...
Dr. Chen Anping Reply:
Hello: Sweat contains salt, which can cause irritation if it gets into the eyes. Additionally, skincare products contain chemical ingredients, so it is advisable to avoid letting sweat run into the eyes and to keep makeup away from the eye area. This situation does not require a ...[Read More] Dealing with Eye Irritation: When to Seek Medical Advice
Does Chalazion Size Affect Success Rate of Surgical Removal?
Does the size of a chalazion affect the success rate of excision surgery? Hello, doctor. I have had a stye for four months. I have seen an ophthalmologist and have been using medication and warm compresses, but it hasn't shrunk significantly. The doctor at the clinic mention...
Dr. Gao Pilin Reply:
Hello: Whether to proceed with surgery immediately or to wait for it to grow should be determined based on the physician's assessment and recommendations. Generally, if a chalazion does not cause discomfort or vision problems, the physician may suggest monitoring it for a pe...[Read More] Does Chalazion Size Affect Success Rate of Surgical Removal?
Understanding Acute Conjunctivitis: Symptoms, Treatment, and Eye Care Tips
Sudden redness of the eyes may indicate acute conjunctivitis? Hello, Doctor. Just today (September 11, 2023) in the afternoon, while I was running, I suddenly felt a sharp pain in my left eye. At first, I thought it was just sweat getting into my eye, but when I returned home and...
Dr. Gao Pilin Reply:
Hello: 1. Improvement refers to the reduction of redness in the eyes and alleviation of symptoms. Generally, if your symptoms show significant improvement within a week, with decreased redness and reduced stinging sensation, you may consider stopping the medication. However, plea...[Read More] Understanding Acute Conjunctivitis: Symptoms, Treatment, and Eye Care Tips
Managing Contact Lens Use with Dry Eye Syndrome: Tips and Concerns
Contact lenses I have dry eye syndrome, but there are certain occasions when I still need to wear contact lenses. I have tried several brands, all of which are silicone hydrogel, but even if I wear them only once a year, I encounter a problem. When I put them on, there is no fore...
Dr. Gao Pilin Reply:
Hello: Here are some possible reasons that could lead to this situation: 1. Contact Lens Fit: Ensure that your contact lenses are the correct prescription and size to minimize pressure and irritation on the eyes. Ill-fitting contact lenses can cause discomfort and redness. 2. Dur...[Read More] Managing Contact Lens Use with Dry Eye Syndrome: Tips and Concerns
Are Infrared Rays from TV Remotes Harmful to Your Eyes?
Infrared remote control for television? Hello, doctor. I was inspecting my TV remote control and looked very closely at the front of the remote for about 30 seconds. I just checked some information that says infrared light can harm the eyes. Doctor, will I have any issues? I woul...
Dr. Gao Pilin Reply:
Hello: Watching the infrared light from a remote control at a very close distance is generally not likely to cause serious harm to the eyes with short-term exposure. However, prolonged, frequent, or high-intensity exposure to infrared radiation may have adverse effects on the eye...[Read More] Are Infrared Rays from TV Remotes Harmful to Your Eyes?
Understanding Black Spots in Vision When Lying Flat: Causes and Concerns
Waking up with dark spots while lying on your back (not occurring when lying on your side)? Hello Doctor, later I followed your advice to close the curtains and lie flat on my back in a dark room. I woke up in the early morning and still saw shadows. This time, I carefully observ...
Dr. Gao Pilin Reply:
Hello: I apologize, but this situation is quite unique, and I cannot make a diagnosis without proper evaluation. I recommend that you undergo a comprehensive examination by both an ophthalmologist and a neurologist.[Read More] Understanding Black Spots in Vision When Lying Flat: Causes and Concerns
Understanding Vitreous Degeneration and Floaters: Your Questions Answered
Questions related to vitreous degeneration and floaters? Hello, Doctor. I am 19 years old, with my right eye having a myopia of -4.50 and my left eye -1.50. I currently wear daily disposable contact lenses and glasses at home. Last month, after staying up late and using my phone ...
Dr. Gao Pilin Reply:
Hello: 1. The appearance of wavy vision may be caused by opacities in the vitreous body or floaters, but it does not necessarily indicate that vitreous degeneration is worsening. It is recommended that you visit an ophthalmologist for an examination to assess and determine the ca...[Read More] Understanding Vitreous Degeneration and Floaters: Your Questions Answered
Understanding Cataracts: Are Your Eye Symptoms Related?
Cataracts in the eyes Hello, Doctor: I would like to ask about my condition. I have floaters (dark spots, etc.) and presbyopia. Recently, I noticed that the color of the ring between my pupil and the sclera (is it called the 'iris'?) seems to be fading, becoming a bit l...
Dr. Cai Wenyuan Reply:
It is likely not cataracts; it is recommended to seek medical examination.[Read More] Understanding Cataracts: Are Your Eye Symptoms Related?
Understanding Macular Hemorrhage: Risks, Treatments, and Recovery
Macular hemorrhage issues? Hello Doctor: I would like to ask about my current condition of macular hemorrhage. The doctor only injected gas and advised me to rest, stating that I could return to normal activities in two weeks. I would like to know if macular hemorrhage can lead t...
Dr. Gao Pilin Reply:
Hello: 1. Can macular hemorrhage cause blindness? Macular hemorrhage can have a severe impact on vision, but it does not necessarily lead to complete blindness. The macula is the area of the eye responsible for detailed and central vision, and bleeding can damage the retinal ti...[Read More] Understanding Macular Hemorrhage: Risks, Treatments, and Recovery
Understanding Side Effects of Restasis: Is Your Eye Discomfort Normal?
Side effects of eye drops? The Restasis Ophthalmic Emulsion (0.05%) package insert mentions side effects such as burning sensation in the eyes, conjunctival hyperemia, increased discharge, foreign body sensation, itching, stinging, and blurred vision. I have a history of dry eye ...
Dr. Gao Pilin Reply:
Hello: 1. Consult with your physician: First, I recommend that you consult your ophthalmologist immediately. These side effects may be abnormal and could indicate an intolerance to the eye drops. The ophthalmologist can assess your condition and determine whether a treatment adju...[Read More] Understanding Side Effects of Restasis: Is Your Eye Discomfort Normal?
Post-Scleral Buckling Surgery: Understanding Pain and Recovery in Your Eye
Post-scleral buckle surgery Hello doctor, I had a scleral buckle surgery on my left eye about 10 days ago. The doctor assessed that my recovery is going well, and the fluid accumulation has mostly subsided. However, for the past two days, I have been experiencing a sharp pain at ...
Dr. Gao Pilin Reply:
Hello: 1. First, I recommend that you contact the ophthalmologist who performed the surgery immediately and inform them of your symptoms. It is common to experience some discomfort after eye surgery, but a sudden and persistent stabbing pain may require evaluation by a physician....[Read More] Post-Scleral Buckling Surgery: Understanding Pain and Recovery in Your Eye
Understanding Corneal Abrasions: Symptoms, Treatment, and Recovery
Corneal abrasion Last month during my check-up, the doctor prescribed an ointment for my corneal abrasion and advised me to apply it. I used it for a week and then stopped. During my follow-up appointment two weeks ago, the doctor didn’t mention continuing the ointment, but recen...
Dr. Gao Pilin Reply:
Hello: 1. How can I tell if a corneal abrasion has healed? Corneal abrasions typically require some time to heal. The doctor may assess the condition of the cornea based on the patient's symptoms and examination results. If your vision is blurry, it may be a sign that the ...[Read More] Understanding Corneal Abrasions: Symptoms, Treatment, and Recovery
Understanding Flashing Lights After Preventive Retinal Laser Treatment
Retinal laser therapy Hello, Dr. Gao. I inquired about a medical opinion yesterday. Two weeks ago, I underwent preventive retinal laser treatment (the area of the tear has scabbed over). Recently, I have been experiencing flashes of light resembling lightning in the upper part of...
Dr. Gao Pilin Reply:
Hello: Preventive retinal laser treatment is typically aimed at patients with existing holes or tears, with the goal of preventing retinal detachment or further deterioration. The primary objective of laser treatment is to secure the retina to prevent the holes from enlarging or ...[Read More] Understanding Flashing Lights After Preventive Retinal Laser Treatment