Understanding Fundus Exams: Alternatives to Pupil Dilation and Their Benefits
Fundoscopic examination I underwent laser surgery for my myopia in 1996 and have a history of floaters. Recently, I want to have a fundus examination, but I heard that dilating drops are usually required. However, there are now fundus cameras, ultra-widefield fundus imaging devic...
Dr. Gao Pilin Reply:
Hello Candy: The dilated fundus examination is a very quick procedure that typically involves minimal discomfort, allows for clearer vision, and has a high accuracy rate for examining the peripheral retina. If the physician recommends it, you should undergo the dilated examinatio...[Read More] Understanding Fundus Exams: Alternatives to Pupil Dilation and Their Benefits
Red Haze in Eyes After Pupil Dilation: Should I Continue Treatment?
After administering mydriatic agents, the eyes may appear red and hazy? If I used a dilating agent and the next day my eyes appeared red and hazy, and after a follow-up visit the doctor said it was a mild allergic reaction and prescribed the same dilating agent again, should I co...
Dr. Gao Pilin Reply:
Hello Chen: If the physician has assessed that there is no issue, then you should be able to continue. In Taiwan, the ophthalmology department at Puzi Hospital is open on Monday, Tuesday, Thursday, and Friday mornings from 8:00 AM to 12:00 PM, and on Wednesday afternoons from 2:0...[Read More] Red Haze in Eyes After Pupil Dilation: Should I Continue Treatment?
Understanding Pupil Dilation Effects: Light Sensitivity and Eye Health
Mydriatics and photophobia? Hello, Doctor. I am 18 years old. I have been continuously monitored for my eye condition at a large hospital for a total of six years, from middle school until my high school graduation. To control my myopia, the doctor prescribed me Atropine 0.3% eye...
Dr. Gao Pilin Reply:
Hello, Student Lin: 1. At your age, you can gradually stop the medication. 2. Typically, stopping the medication should not cause photophobia; it may be that the ciliary muscle starts to function again after discontinuation, leading to discomfort when exposed to light. This disc...[Read More] Understanding Pupil Dilation Effects: Light Sensitivity and Eye Health
Does Pupil Dilation Cause Vision Changes and Light Sensitivity?
Pupil Dilation Issues Does prolonged squinting due to photophobia while using mydriatics lead to an increase in prescription strength? If glasses are already being worn, can one consider discontinuing mydriatics to resolve the photophobia issue? How many days after stopping mydri...
Dr. Gao Pilin Reply:
Hello Nini: Squinting does not increase myopia, but it can put pressure on the cornea, making it more prone to astigmatism. Typically, after reaching adulthood, myopia is less likely to worsen, so there is no need for cycloplegic agents. For minors experiencing significant discom...[Read More] Does Pupil Dilation Cause Vision Changes and Light Sensitivity?
Managing Eye Pain After Retinal Surgery: Tips for Eye Drops and Treatment
The medication flows into the nasolacrimal duct? Hello, doctor. After undergoing retinal detachment surgery, I have been using eye drops for an extended period. Due to improper administration of the eye drops and not applying pressure to the nasolacrimal duct, I have been using t...
Dr. Gao Pilin Reply:
Hello Mr. Tsai, 1. The phenomenon of aching pain should not be caused by the medication. I cannot make that determination based on your symptoms. 2. Pupil dilation is performed to examine the retina, especially after retinal detachment surgery, for assessment purposes. Whether f...[Read More] Managing Eye Pain After Retinal Surgery: Tips for Eye Drops and Treatment
Understanding Pupil Dilation: Concerns About Eye Examination Sounds and Safety
Inquiry about eye problems? Hello, doctor. I went to see a doctor because my eyes were uncomfortable, and the doctor said I needed to undergo dilation. I have had dilation exams before, where the doctor would first instill dilating drops and then use a device similar to a magnify...
Dr. Gao Pilin Reply:
Hello, university student: The three-mirror lens used for examining the peripheral retina can be referenced at https://bit.ly/3amteRL. The sound you hear when it is removed is normal due to the viscous fluid at the interface; it does not harm the cornea or affect vision. The opht...[Read More] Understanding Pupil Dilation: Concerns About Eye Examination Sounds and Safety
Understanding Pupil Dilation: Common Concerns and Eye Health
Pupil Dilation Issues Hello, doctor. Recently, I visited a nearby clinic due to experiencing flashes of white light in my eyes. During the examination, a dilated fundus examination was performed, and images resembling branches or vascular patterns appeared while examining the ret...
Dr. Gao Pilin Reply:
Hello Zoe: This phenomenon is normal; it is due to the optical reflection in your retina during the examination. You wouldn't experience this without the examination, so you wouldn't see it. After the administration of a dilating agent, the ciliary muscle temporarily lo...[Read More] Understanding Pupil Dilation: Common Concerns and Eye Health
Understanding Pupil Dilation and Vision Discrepancies in Children
Could you please clarify the issue regarding the use of dilating drops in children and the problem of binocular disparity? Hello, Doctor! My child is currently in the fifth grade. He started using atropine eye drops since first grade, beginning with a low-concentration long-actin...
Dr. Gao Pilin Reply:
Hello: The difference in prescription between the two eyes has already occurred and cannot be corrected. However, it is possible that the prescription of the less myopic eye may increase more significantly, which would reduce the disparity between the two eyes, but it is not poss...[Read More] Understanding Pupil Dilation and Vision Discrepancies in Children
Understanding Glaucoma Symptoms: When to Seek Medical Attention
About glaucoma? Today I visited the doctor. Currently, the intraocular pressure in both eyes is at 20 mmHg, and I have myopia of -7.75 diopters in both eyes, but I can still see clearly. Recently, I've been experiencing occasional stiffness in my neck, slight pressure in my ...
Dr. He Jianxian Reply:
The symptoms of glaucoma you mentioned likely refer to acute glaucoma, which is almost impossible to occur in eyes with a refractive error of -775 diopters. If the doctor has examined and found no issues, there is no need to worry.[Read More] Understanding Glaucoma Symptoms: When to Seek Medical Attention
Understanding Persistent Pupil Dilation: Causes and Concerns
Pupil dilation Since undergoing a pupillary dilation examination a few months ago, my pupils have become larger than before, approximately 4mm, and sometimes at night in well-lit indoor conditions, they measure 4-5mm. When wearing contact lenses, I have to bring my face closer to...
Dr. Cai Wenyuan Reply:
Hello: Since undergoing a pupil dilation examination a few months ago, my pupils have become larger than before, approximately 4mm, which should not have such an effect. Wishing you peace and health. Sincerely, Dr. Tsai Wen-Yuan, Director of Ophthalmology, Taoyuan General Hospita...[Read More] Understanding Persistent Pupil Dilation: Causes and Concerns
Do You Need Pupil Dilation for New Glasses at 22?
Is dilation necessary for an eye exam when getting glasses? I am currently 22 years old and my prescription has increased. Do I need to undergo dilation for my glasses fitting? I have been wearing multifocal lenses for 6 years. Is it advisable to get new glasses with multifocal l...
Dr. Cai Wenyuan Reply:
Hello, is dilation necessary for an eye exam when getting glasses? It would be best. Thank you.[Read More] Do You Need Pupil Dilation for New Glasses at 22?
Understanding OCT and Pupil Dilation: Key Differences and Concerns
Does OCT require dilation for examination? 1. What are the differences between OCT examination, dilated examination, and undilated examination? 2. At Hospital A, I was administered dilating eye drops and waited for 40 minutes, receiving the drops twice, but my pupils did not di...
Dr. Gao Pilin Reply:
Hello, Yuehua: 1. Pupil dilation examinations are relatively easy, and the results should be clearer. 2. Sometimes the response is slower, and different medications can have varying effects. 3. Occasionally, there may be slight corneal edema, which is not necessarily indicati...[Read More] Understanding OCT and Pupil Dilation: Key Differences and Concerns
Understanding Macular Issues: Symptoms, Diagnosis, and Eye Health Concerns
Macular issues Hello Doctor: My left and right eye prescriptions are -8.00 and -8.25, with a flash sensitivity of around 300. I have been regularly visiting an ophthalmologist for check-ups. Besides having elevated intraocular pressure for which I am using eye drops, I was recent...
Dr. He Jianxian Reply:
1. If you have been examined and confirmed that there are no issues, there is no need to worry too much. 2. The macula is usually very sensitive; if there is a problem, you can generally sense it yourself, but it may not always be detectable during an examination. 3. Pupil di...[Read More] Understanding Macular Issues: Symptoms, Diagnosis, and Eye Health Concerns
Understanding Pupil Dilation: How Long for Accurate Eye Exams?
Pupil Dilation Issues Hello! I have a question regarding dilation. My son went to the ophthalmology clinic today for an eye examination. His original prescription was -3.25 and -3.50 (astigmatism +0.50 and +1.00). Before dilation, he wore his glasses and his vision was 20/20. Aft...
Dr. Gao Pilin Reply:
Hello Mr. Chen: Pupil dilation is actually intended to prevent the ciliary muscle from contracting. The effects can vary from person to person, and the duration may also differ. Each refractor may have slight variations as well. Based on your vision and prescription, it seems tha...[Read More] Understanding Pupil Dilation: How Long for Accurate Eye Exams?
Understanding Prolonged Pupil Dilation: Causes and Concerns
Pupil dilation I underwent two dilated eye examinations within a week. After the first dilation, my vision returned to normal the next day. However, after the second dilation, it has been two weeks and I still have not recovered. The doctor mentioned that my pupils respond normal...
Dr. Cai Wenyuan Reply:
Hello, I have noticed that my dilation is more severe after wearing clear contact lenses. Why is this the case? It may require a medical examination to find out. Wishing you peace and health, Dr. Tsai Wen-Yuan, Director of the Ophthalmology Department, Taoyuan General Hospital, M...[Read More] Understanding Prolonged Pupil Dilation: Causes and Concerns
Do Contact Lenses Cause Pupil Dilation? Understanding Eye Health Concerns
Pupil dilation after wearing contact lenses? Recently, my eyes have been drier, so I've reduced the frequency of wearing contact lenses. I felt a bit better over the past couple of days and started wearing them again, but I noticed that my pupils seem slightly larger than us...
Dr. Cai Wenyuan Reply:
Hello, it should not be. 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] Do Contact Lenses Cause Pupil Dilation? Understanding Eye Health Concerns
Understanding the Duration of Pupil Dilation Effects from Eye Drops
Pupil Dilation Issues Due to experiencing floaters, I went to the hospital for an examination and received a dilating agent. By evening, my vision still feels blurry. I would like to know how long the effects of the dilating agent last.
Dr. Cai Wenyuan Reply:
Hello, the mydriatic agent commonly used for retinal examinations is of the short-acting type, with a duration of approximately 4 to 6 hours. Wishing you safety and health. Sincerely, Dr. Cai Wenyuan, Director of the Ophthalmology Department, Taoyuan Hospital, Ministry of Health ...[Read More] Understanding the Duration of Pupil Dilation Effects from Eye Drops
Can Patients with Suspected Glaucoma Safely Undergo Dilated Fundus Examination?
Can a suspected glaucoma patient undergo dilated fundus examination for retinal detachment? Dear Director Gao, I am currently 27 years old and have over 500 degrees of myopia in both eyes. I previously underwent a glaucoma examination, and since both the intraocular pressure and...
Dr. Gao Pilin Reply:
Hello: If it is not angle-closure glaucoma, dilation of the pupils does not necessarily lead to acute glaucoma. After the examination, please check the intraocular pressure; if it is indeed elevated, there are treatment options available. There is no need to worry too much. A det...[Read More] Can Patients with Suspected Glaucoma Safely Undergo Dilated Fundus Examination?
Understanding Pupil Dilation: When to Seek Medical Attention
Pupil dilation situation Doctor, I apologize for the interruption. I would like to ask a question. Currently, a pharmacy student was preparing a prescription with Chinese herbal medicine and forgot to wash their hands. After experiencing itchy eyes, they rubbed their eyes and not...
Dr. Wang Zhishun Reply:
If the pupil dilation is caused by medication, it should return to normal after the drug is metabolized.[Read More] Understanding Pupil Dilation: When to Seek Medical Attention
Understanding Eye Issues: Floaters, Flashing Lights, and Myopia Concerns
High myopia eye problems? Hello Doctor, I have floaters (about five in each eye), with myopia of -1025 degrees in my left eye and -950 degrees in my right eye. My myopia has not worsened since I turned 18. Question (1): Every night after turning off the lights, about five minut...
Dr. Gao Pilin Reply:
Hello, A-Jun: Your condition seems to be a type of degeneration of the vitreous and retina. It is recommended that you undergo a dilated eye examination at an ophthalmology clinic for peace of mind. The ophthalmology department at Puzi Hospital in Taiwan is open Monday to Friday ...[Read More] Understanding Eye Issues: Floaters, Flashing Lights, and Myopia Concerns