Retina, Ophthalmology FAQ - Page 17

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Can You Fly with Retinal Degeneration? Expert Insights

Can a person with retinal degeneration fly on an airplane? A few months ago, I was diagnosed with floaters, and subsequently, I also experienced issues with flashes of light. After an examination, it was found that there is retinal degeneration. The doctor suggested that if there...


Dr. Gao Pilin Reply:
Hello: Based on your condition, you have retinal degeneration, and according to your doctor's advice, regular follow-ups every three months should be sufficient as long as there are no sudden changes. Generally, individuals with retinal issues can fly, but it is crucial to c...

[Read More] Can You Fly with Retinal Degeneration? Expert Insights


Understanding Unusual Floaters: Bright Streaks in Vision Explained

A few days ago, I inquired about having a starry pattern around my eyes? I have floaters, cataracts, and high myopia! I may not have explained clearly during my last inquiry. I understand that floaters are mostly black in various shapes or white and cloudy (I have both types), bu...


Dr. Gao Pilin Reply:
Hello: Possible causes include: 1. Retinal issues: Even if no symptoms are detected during dilation testing, there may still be a connection to the retina. Particularly since you mentioned having high myopia, which increases the risk of retinal problems. 2. Vitreous issues: Probl...

[Read More] Understanding Unusual Floaters: Bright Streaks in Vision Explained


Persistent Flashing Lights in Vision: Causes and Next Steps

Persistent flashes of light in a fixed area of vision? Hello, Dr. Gao. Seven years ago, I underwent retinal laser treatment, and since around October of last year, I have been experiencing a fixed area of flashes that has persisted until now. The area has gradually decreased, so ...


Dr. Gao Pilin Reply:
Hello: I understand your concerns about your eyes. Based on your description, you have undergone retinal laser surgery in the past seven years, and you are now experiencing a fixed area of flashes that has persisted. You have also had a dilated eye exam, and your retina appears t...

[Read More] Persistent Flashing Lights in Vision: Causes and Next Steps


Post-Laser Retinal Surgery: Understanding Flashing Lights and Complications

Post-operative follow-up for retinal laser surgery 200419? I would like to inquire about the sensation of flashes and lightning that occurred after my retinal laser treatment. Today, I consulted with the doctor who originally performed the retinal laser procedure. He mentioned th...


Dr. Gao Pilin Reply:
Hello: 1. Vitreous traction: You mentioned that the doctor said there were fragments pulled from the area where you had laser treatment. This may refer to the connection between the vitreous body and the retina, with the fragments being pieces of the torn retina. 2. Horseshoe-sha...

[Read More] Post-Laser Retinal Surgery: Understanding Flashing Lights and Complications


Can the Vitreous Pull on the Retina Without Degeneration?

Vitreous body and retina? Is it possible to accidentally pull on the retina even when the vitreous body has not degenerated or liquefied?


Dr. Gao Pilin Reply:
Hello: Yes, even in the absence of vitreous degeneration or liquefaction, it is still possible for the vitreous to inadvertently exert traction on the retina. The vitreous is a gel-like substance that fills the space between the lens and the retina in the eye, and it gradually de...

[Read More] Can the Vitreous Pull on the Retina Without Degeneration?


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


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


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


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 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 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 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


Understanding Retinal Thinning and Holes: Symptoms and Concerns

Retinal thinning and holes? Hello Doctor, I would like to inquire about my condition. A month ago, I had a fundus examination that revealed a retinal tear which has since scarred over. The other eye has shown thinning, and in the past few days, I have noticed an increase in float...


Dr. Gao Pilin Reply:
Hello: 1. Flashes and floaters: Flashes and floaters are often associated with retinal issues. They may be symptoms of retinal tears or new holes. This requires further evaluation by a physician. 2. Follow-up retinal examination: It is advisable to consult an ophthalmologist as s...

[Read More] Understanding Retinal Thinning and Holes: Symptoms and Concerns


Understanding Corneal Scarring and Pupil Dilation After Eye Surgery

Corneal haze and mydriasis? Fifteen years ago, after undergoing cataract surgery on the right eye, retinal detachment occurred within a week due to high myopia, leading to a scleral buckle procedure. Since then, regular follow-up examinations every six months have shown no issues...


Dr. Cai Wenyuan Reply:
Observe the symptoms, and if they persist, seek medical evaluation.

[Read More] Understanding Corneal Scarring and Pupil Dilation After Eye Surgery


Flashes of Light When Closing Eyes: Signs of Retinal Detachment?

Flashes of light when closing the eyes? Hello doctor, I have high myopia, so I regularly check my eyes. About three weeks ago, I was diagnosed with a retinal tear and underwent laser repair. This morning, I covered one eye and blinked hard with the other eye (both eyes are affect...


Dr. Gao Pilin Reply:
Hello: Based on the situation you described, the lightning-like sensation may be a symptom, but it does not necessarily indicate a precursor to retinal detachment. Flashing symptoms are typically associated with certain issues related to the retina, but they can also have other c...

[Read More] Flashes of Light When Closing Eyes: Signs of Retinal Detachment?


Understanding Flashing Lights and Floaters After Retinal Laser Treatment

Laser treatment for retinal tears? Hello, Doctor. At the end of May and the beginning of June, I visited an ophthalmologist because I experienced intermittent flashes and visual disturbances in my right eye. A few days prior to the visual disturbances, I had accidentally consumed...


Dr. Gao Pilin Reply:
Hello: 1. Is there a type of floaters that is similar to photopsia? Floaters typically present as small black dots or thread-like objects drifting in the visual field, rather than as flashes of light. Photopsia is usually caused by physical changes in the retina, such as tears ...

[Read More] Understanding Flashing Lights and Floaters After Retinal Laser Treatment


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