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 Ophthalmology
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
Redness Around the Eyes: Is It Related to Recent COVID-19 Diagnosis?
There is some redness around the eyes? On Monday, I underwent dilation, and the doctor only mentioned that there were no significant issues, just some floaters. He suggested that I should have an eye exam once a year. He did not elaborate on the persistent flashes, which I assume...
Dr. Gao Pilin reply Ophthalmology
Hello: There are several possible causes for redness around the eyes, one of which may be related to a positive rapid test result. After confirmation, especially in the case of a viral infection, conjunctivitis may occur, leading to redness in the eyes. However, since you did not...[Read More] Redness Around the Eyes: Is It Related to Recent COVID-19 Diagnosis?
Corneal Transplantation Challenges After Silicone Oil Surgery
Corneal transplantation Hello, Doctor. Last year, I underwent gas tamponade surgery for retinal detachment at a hospital near my residence, but both surgeries were unsuccessful. As a result, my original treating physician referred me to a medical center in central Taiwan for furt...
Dr. Gao Pilin reply Ophthalmology
Hello: Regarding your situation, the presence of silicone oil after retinal detachment can indeed affect the success rate of corneal transplantation. The silicone oil can lead to damage of the corneal endothelial cells, which in turn affects corneal transparency and function, red...[Read More] Corneal Transplantation Challenges After Silicone Oil Surgery
Experiencing Brief Blackouts in Vision: Eye or Neurological Issue?
Even though there is no blinking, it visually appears as if the eyes are blinking? Hello, doctor. Since February, I have been experiencing a strange condition. Visually, it feels like I blinked (a very brief moment of darkness lasting a fraction of a second, then immediately retu...
Dr. Gao Pilin reply Ophthalmology
Hello: Based on the symptoms you described and the results of the various tests conducted, this situation is indeed somewhat complex. Here are several possible considerations: 1. Vitreous Degeneration: This is a common phenomenon, especially as one ages, where the vitreous may u...[Read More] Experiencing Brief Blackouts in Vision: Eye or Neurological Issue?
Accidentally Using Skin Drops in Eyes: Risks and What to Do Next
If Tofu Clean (妥膚淨) gets into the eyes? Hello, I accidentally mixed up the eye drops prescribed by my ophthalmologist with the topical medication prescribed by my dermatologist and instilled the topical medication into my eyes. I have rinsed my eyes with clean water, and currentl...
Dr. Gao Pilin reply Ophthalmology
Hello: Tofacitinib is an antifungal medication commonly used for skin infections. Occasionally, if it accidentally gets into the eyes, it may cause some discomfort, but since you have immediately rinsed it with clean water, this is a correct and effective emergency measure. Gener...[Read More] Accidentally Using Skin Drops in Eyes: Risks and What to Do Next
Understanding Diplopia and Astigmatism: Causes and Concerns
Diplopic astigmatism I would like to consult Dr. Gao regarding my astigmatism, which was previously measured at 0.50 and did not seem to cause any significant issues. Recently, I have been experiencing double vision. I previously mentioned that there is a faint line next to the b...
Dr. Gao Pilin reply Ophthalmology
Hello: Regarding your situation, I understand your concerns. Based on your description, your main issues currently are double vision and changes in astigmatism. First, the degree of astigmatism can change over time, especially during periods of eye strain or visual adjustment. An...[Read More] Understanding Diplopia and Astigmatism: Causes and Concerns
Are Persistent Flashes or Waves in Vision Harmless?
Persistent flashes or wave-like patterns? Regarding the persistent flashes or wavy patterns mentioned in question 209224, could this condition potentially be completely harmless? Similar to the situation with floaters, could it simply be a result of degeneration? Since the earlie...
Dr. Gao Pilin reply Ophthalmology
Hello: Possible benign causes: 1. Vitreous degeneration: Similar to floaters, vitreous degeneration can lead to flashes and wavy patterns. This is usually a natural degenerative process that occurs with aging or high myopia and may not require treatment. 2. Vitreous traction: Occ...[Read More] Are Persistent Flashes or Waves in Vision Harmless?
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 Ophthalmology
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 Ophthalmology
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?
When to Seek Medical Attention for Frequent Eye Flashes
When to seek medical attention for flashes of light in the eyes? Hello Doctor: Thank you very much for your detailed response regarding the issue of experiencing flashes in the eyes. I learned a lot from your explanation. However, I still have a question that I hope you can clari...
Dr. Gao Pilin reply Ophthalmology
Hello, thank you for your question. It's not unusual, and it's quite important. The phenomenon of flashes of light, especially in the absence of an obvious external light source, may be a warning sign of certain issues within the eye and should be taken seriously. The t...[Read More] When to Seek Medical Attention for Frequent Eye Flashes
Understanding Persistent Flashes After Posterior Vitreous Detachment
Posterior vitreous detachment Can posterior vitreous detachment cause persistent flashes of light? Specifically, can these flashes last for 24 hours, even noticeable with closed eyes? What could persistent flashes indicate? I do not have blurred vision, but I do experience sympto...
Dr. Gao Pilin reply Ophthalmology
Hello: Posterior vitreous detachment is one of the common ocular changes in individuals with high myopia, especially prevalent among middle-aged and older populations. During this process, the vitreous (a transparent gel-like substance within the eye) separates from the back of t...[Read More] Understanding Persistent Flashes After Posterior Vitreous Detachment
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 Ophthalmology
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?
Understanding Flashing Lights in Vision: When to Seek Eye Care
Flashes of light in the eyes that resemble a broken light bulb? Hello Doctor: I do not have myopia. Since February, I have occasionally experienced a sensation of a light bulb flickering at the top of my head, with each occurrence lasting briefly. Sometimes it happens five or six...
Dr. Gao Pilin reply Ophthalmology
Hello: The situation you described is likely related to photopsia. Photopsia is typically caused by traction or stimulation of the retina, and it is more common in individuals with thinner retinas. Here are detailed answers to the issues you mentioned: 1. Should you seek medica...[Read More] Understanding Flashing Lights in Vision: When to Seek Eye Care
Understanding Retinal Detachment Surgery: Key Questions Answered
Retinal detachment surgery Hello, Doctor. Last Friday afternoon, I noticed a shadow in the eye where I had a lens replacement. On Monday, I returned for a follow-up and was diagnosed with retinal detachment. On Tuesday, I was referred to a major hospital, where they confirmed the...
Dr. Gao Pilin reply Ophthalmology
Hello: 1. Isn't this an emergency surgery? Why can't it be performed immediately? Retinal detachment is an ophthalmic emergency, but the definition and timing of emergency treatment can vary depending on the situation. Generally, if the retinal detachment has not affe...[Read More] Understanding Retinal Detachment Surgery: Key Questions Answered
Understanding Eye Issues: Green Lights, Floaters, and Visual Distortions
Eye problems Hello, doctor. I have some questions I would like to ask. Sometimes when I move my eyes (not very quickly), I see a "green" light (a patch). As a student, I spend quite a long time using my eyes, so I feel that my floaters have become more pronounced. Is th...
Dr. Gao Pilin reply Ophthalmology
Hello: 1. Seeing "green" light when moving your eyes: The situation you described may be related to vitreous traction on the retina, which can trigger photopsia, such as flashes of light or seeing green spots during eye movement. If this phenomenon occurs frequently o...[Read More] Understanding Eye Issues: Green Lights, Floaters, and Visual Distortions
Long-Term Use of Eye Drops: Safety and Effects on Eye Health
Usage of Eye Drops Hello Dr. Gao, I previously inquired about your article #206983. I am currently returning for monthly check-ups, likely due to the continuous use of orthokeratology lenses. Each time, the doctor prescribes either Gentamicin eye drops or OcuSoft Antimicrobial ey...
Dr. Gao Pilin reply Ophthalmology
Hello: Question 1: Regarding the eye drops you mentioned, <Hsin-Hui Gentamicin Eye Drops> and <Oasis Anti-Resistance Eye Drops>, these are both antibiotic eye drops primarily used to prevent or treat eye infections. The practice of using them once daily for an exten...[Read More] Long-Term Use of Eye Drops: Safety and Effects on Eye Health
Understanding Gel-like Visual Disturbances During Eye Movement
Gel-like substance during eye movement? Hello Doctor, I recently noticed that when I turn my head quickly or move my eyes, I see a fixed area in my left eye that resembles a plastic film. This occurs for a fraction of a second each time I turn my head, and it feels like quickly p...
Dr. Gao Pilin reply Ophthalmology
Hello: Based on your description, you are experiencing brief abnormal visual phenomena in your left eye during rapid eye movements, which may be related to the vitreous or retina. Here are some possible causes: 1. Vitreous opacities: The vitreous is a transparent gel-like substan...[Read More] Understanding Gel-like Visual Disturbances During Eye Movement
Understanding Floaters and Flashing Lights: When to Seek Eye Care
Eye highlights Hello Doctor: I started experiencing symptoms of floaters around January of this year. Since then, I have undergone 10 dilated eye examinations because new symptoms keep appearing, which makes me anxious and leads me to visit different clinics (I have had two visit...
Dr. Gao Pilin reply Ophthalmology
Hello: 1. Examination Results and Laser Treatment: If multiple dilated eye examinations have not revealed any retinal tears or holes, despite having high myopia and thinner peripheral retina, there is a valid reason why your doctor has not recommended laser treatment. Preventiv...[Read More] Understanding Floaters and Flashing Lights: When to Seek Eye Care
Understanding Monocular Diplopia: Causes, Diagnosis, and Treatment Options
Monocular diplopia Hello, Director: I apologize for taking up your time! I have been wearing glasses for my myopia for 40 years, with each eye approximately -500 degrees. In early April of this year, I noticed some blurriness in my left eye, and after an examination, my uncorrect...
Dr. Gao Pilin reply Ophthalmology
Hello: Possible causes of postoperative vertical diplopia include: 1. Refractive issues: Despite having new glasses prescribed after surgery, there may still be some refractive errors that have not been fully corrected, leading to diplopia. This requires further examination by an...[Read More] Understanding Monocular Diplopia: Causes, Diagnosis, and Treatment Options
Should You See an Eye Doctor for Increased Astigmatism?
Increased astigmatism? On April 22, the refraction showed that the right eye had astigmatism of 3.25 (axis 180) and the left eye had astigmatism of 2.75. During the follow-up exam, the right eye's astigmatism increased to 4.25 (axis 5) and the left eye's astigmatism was...
Dr. Gao Pilin reply Ophthalmology
Hello: Changes in astigmatism degree and axis can be caused by various factors, including alterations in corneal shape, fluctuations in intraocular pressure, or other underlying eye health issues. Particularly, if these changes occur in a short period, it is essential to be vigil...[Read More] Should You See an Eye Doctor for Increased Astigmatism?