Retina, Ophthalmology FAQ - Page 8

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Does Neck Stretching Affect the Retina? Insights for Eye Health

Exercise and the Retina Hello, doctor. I would like to ask if stretching the neck can potentially affect the retina. I have a slightly thin area around my retina and have previously undergone laser treatment. I'm unsure if moving my neck forward, backward, or sideways could ...


Dr. Gao Pilin Reply:
Hello: Stretching the neck typically does not directly affect the retina, as the retina is located inside the eye and is not closely related to neck muscle stretching. However, if there are any weaknesses around your retina or other ocular issues, it is important to carefully con...

[Read More] Does Neck Stretching Affect the Retina? Insights for Eye Health


Why Frequent Ultra-Widefield Imaging is Crucial After Retinal Surgery

Why is it necessary to perform intensive ultra-wide-angle photography? On December 22, 2023, I underwent a vitrectomy due to a dislocated lens caused by being hit by a badminton shuttlecock. The lens was removed, and the damaged areas of the retina were treated with laser. Howeve...


Dr. He Jianxian Reply:
Hello Ms. Anonymous: When performing wide-angle photography, it is important to check whether the retina is fully attached. Even if this procedure is not done, it may still be necessary to dilate the pupils to examine the fundus, as the underlying purpose is the same. Dr. Ho Chie...

[Read More] Why Frequent Ultra-Widefield Imaging is Crucial After Retinal Surgery


Understanding Posterior Vitreous Detachment and Retinal Issues: Key Questions Answered

Regarding issues related to posterior vitreous detachment and retinal disorders? Hello Doctor: 1. I have always seen black spots in my vision, and a few days ago, I suddenly experienced very rapid movement of black spots at the lower edges of both eyes. After about six to seven...


Dr. He Jianxian Reply:
Hello, Mr. Squirrel: 1-3: Posterior vitreous detachment typically occurs in older individuals. However, it can also happen earlier in those with high myopia, inflammation, or injury. It usually occurs suddenly and is often accompanied by noticeable floaters. In such cases, it i...

[Read More] Understanding Posterior Vitreous Detachment and Retinal Issues: Key Questions Answered


Understanding Post-Laser Surgery Symptoms: Eye Movement and Light Flashes

After retinal laser surgery, there may be sensations of movement or floaters at the edges of the vision? On February 16, I experienced blurred vision and flashes. During the examination, it was noted that there were holes in both eyes. After undergoing laser treatment, the blurri...


Dr. Gao Pilin Reply:
Hello: 1. The sensation of movement in the far right side of the right eye after laser treatment may be a temporary phenomenon related to the laser procedure or the treatment itself. However, if there is persistent discomfort or worsening symptoms, it is advisable to consult an o...

[Read More] Understanding Post-Laser Surgery Symptoms: Eye Movement and Light Flashes


Essential Eye Exams for High Myopia: Addressing Retina Risks and Concerns

Eye examination for individuals with high myopia? Hello, Doctor Gao. I am a patient with high myopia (600-700 degrees). I undergo dilated fundus examinations every year, and both of my eyes have been found to have peripheral lattice degeneration, for which I have received laser t...


Dr. Gao Pilin Reply:
Hello: 1. Is having two fundus examinations each year sufficient to assess the condition of the macula? Generally, it is recommended for individuals with high myopia to undergo 1-2 fundus examinations annually. Fundus examination allows for the observation of the retina, macula...

[Read More] Essential Eye Exams for High Myopia: Addressing Retina Risks and Concerns


Is It an Illusion or Floaters? Understanding Eye Symptoms

Is it an illusion or floaters? About a week ago, I seemed to see something flashing again, and sometimes I notice black spots in my field of vision (always at the periphery, not in the center), but they disappear in about 0.5 seconds. I later had a fundus examination and OCT, whi...


Dr. Gao Pilin Reply:
Hello: Based on the symptoms you described, I understand that you may have some visual issues, particularly in situations of stress or anxiety. Although you have already undergone a fundus examination and OCT scan, I recommend that you consult an ophthalmologist again, especially...

[Read More] Is It an Illusion or Floaters? Understanding Eye Symptoms


Does Weight Training Increase Risk of Macular Issues in Myopic Patients?

Does strength training cause macular tears? Hello, Doctor Gao. I am a patient with high myopia, with both eyes around -1300 diopters. I have been undergoing fundus examinations every six months at the clinic. In 2018, the doctor noted white spots and thinning of the retina in my ...


Dr. Gao Pilin Reply:
Hello: 1) Retinal white spots and thinning are common complications of high myopia. Retinal white spots are caused by the atrophy or detachment of retinal pigment epithelial cells and usually do not affect vision. However, if retinal thinning is severe, it may lead to retinal tea...

[Read More] Does Weight Training Increase Risk of Macular Issues in Myopic Patients?


Understanding Eye Flashes and Floaters: When to Seek Help

Flashes of light when closing the eyes? Hello Doctor: I have high myopia (approximately -1000 in both eyes) and recently discovered symptoms of floaters and flashes of light. I have visited the ophthalmologist multiple times for dilated eye examinations, and just yesterday I comp...


Dr. Gao Pilin Reply:
Hello: Based on the current examination results, the physician did not find any obvious issues and has recommended regular follow-up. However, you mentioned experiencing sleep paralysis and visual disturbances, which may cause some discomfort. I suggest you closely monitor the fr...

[Read More] Understanding Eye Flashes and Floaters: When to Seek Help


Understanding Eye Flickering: Causes and Concerns for Myopia Patients

Eye twitching I have high myopia (left eye -750, right eye -1050) and was diagnosed with floaters two years ago, so I regularly undergo dilated eye examinations. I have a few questions for the doctor. 1. Three days ago, I had a dilated eye exam, during which the nurse administe...


Dr. Gao Pilin Reply:
Hello: 1. Regarding the use of eye drops for dilation examination, generally speaking, dilating eye drops are relatively safe when used correctly and should not cause harm. 2. Concerning the symptoms you experienced after sun exposure, there are a few possibilities. One possibili...

[Read More] Understanding Eye Flickering: Causes and Concerns for Myopia Patients


Understanding Flashing Lights: Symptoms of Vitreous Detachment vs. Retinal Issues

Seeing a point of light from a certain angle in the dark? Hello Dr. Gao, I am a patient with high myopia. I have been experiencing floaters for about four years and have previously undergone retinal laser treatment for lattice degeneration and vitreous tuft in both eyes. In the p...


Dr. Gao Pilin Reply:
Hello: 1. This condition may be caused by vitreous traction rather than retinal detachment. However, considering your medical history and symptoms, it is advisable to seek further evaluation from an ophthalmologist to ensure an accurate diagnosis. 2. The flashes associated with r...

[Read More] Understanding Flashing Lights: Symptoms of Vitreous Detachment vs. Retinal Issues


Understanding Amsler Grid: Assessing Macular Health and Vision Changes

Amsler grid? Hello Doctor, last year I felt that my floaters had worsened, so I went to a clinic for a fundus examination and also underwent an Amsler grid test. At that time, there were no significant issues with my retina, and the doctor did not specifically mention any macular...


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

[Read More] Understanding Amsler Grid: Assessing Macular Health and Vision Changes


Can Workplace Allergens Cause Eye Diseases? Insights for Protection

Can allergens in the workplace cause eye diseases? Hello, Doctor: I have previously undergone laser treatment for retinal tears caused by retinal thinning in both eyes. I also have floaters and allergic conjunctivitis. Due to my work, I am exposed to food dust such as pepper powd...


Dr. He Jianxian Reply:
Hello, Ms. Xiao: Long-term exposure to allergens and irritants typically causes discomfort on the surface of the eye, but it does not usually lead to pathological changes. If the allergens can be eliminated, it will generally help improve the comfort of the eyes. Dr. He Jianxian,...

[Read More] Can Workplace Allergens Cause Eye Diseases? Insights for Protection


Understanding Retinal Laser Treatment: Risks and Benefits for Aging Eyes

Retinal laser treatment Doctor, my mother is about 63 years old. A few years ago, she had retinal tears in her left eye for two consecutive years, with one occurrence each year. At that time, she underwent laser treatment for stabilization. Recently, during a hospital check-up, t...


Dr. He Jianxian Reply:
Dear Ms. Elaine: Laser treatment can indeed cause changes in the retina at the site of application; however, the likelihood of scarring and traction that you mentioned is very low. As for retinal thinning, there can be varying degrees. If there is a suspicion of potential retin...

[Read More] Understanding Retinal Laser Treatment: Risks and Benefits for Aging Eyes


Understanding Yellow Tint in Right Eye After Retina Laser Treatment

The right eye perceives light as yellowish? Hello Doctor: I just had retinal laser treatment on Wednesday night. I would like to ask if a dilated fundus examination can determine why one eye (the right eye) appears yellow?


Dr. He Jianxian Reply:
Hello Ms. Chi: It is possible to experience temporary changes in color perception after undergoing laser treatment or dilation examination, but it usually returns to normal within a few minutes and is unlikely to persist. Dr. He Jianxian, Ophthalmology Department, Nantou Hospital...

[Read More] Understanding Yellow Tint in Right Eye After Retina Laser Treatment


Post-Surgery Vision Blurriness and Eye Indentation Concerns

Postoperative blurred vision and sunken eyes? On November 27, I underwent surgery for a retinal detachment in my left eye, which included scleral buckle, vitrectomy, retinal laser treatment, and intraocular gas tamponade. After resting at home for a month, I returned for a follow...


Dr. He Jianxian Reply:
Hello Miss Chen: Typically, for such a complex surgery, it is necessary to allow more time for recovery, which could take as long as six months. As for the cause of the eye socket depression, I am not very clear on that. Generally, this condition occurs after multiple surgeries o...

[Read More] Post-Surgery Vision Blurriness and Eye Indentation Concerns


Understanding Retinal Detachment and Complications: Seeking Second Opinions

Retinal detachment with associated retinal tear? Hello, doctor. I have a retinal detachment in my left eye accompanied by a retinal tear. I have undergone two surgeries; the first surgery was an emergency vitrectomy and scleral buckle procedure performed at the end of December la...


Dr. Gao Pilin Reply:
Hello: Your condition is quite complex, and I understand your concerns regarding your eye situation. In this case, I recommend that you have an in-depth discussion with your current ophthalmologist to understand the causes of your current condition and the possible treatment opti...

[Read More] Understanding Retinal Detachment and Complications: Seeking Second Opinions


Understanding Post-Surgery Laser Treatment for Retinal Issues

Retinal laser treatment Hello, Doctor. 1. I underwent a scleral buckle procedure on my left eye on December 22 of last year, and this morning I had a postoperative laser treatment. I would like to know why laser treatment is needed after surgery (the doctor during my follow-up ...


Dr. Gao Pilin Reply:
Hello: 1. Typically, postoperative laser treatment may be performed to enhance the effects of the surgery. This helps ensure that the surgical outcome is optimized. 2. Regarding the slight vibration sensation you described when looking slightly upward with your left eye, this may...

[Read More] Understanding Post-Surgery Laser Treatment for Retinal Issues


Understanding Visual Phenomena: Possible Eye Conditions Explained

Seeing small halos when moving the eyes in the dark / perceiving a bright direction when looking in the dark? I would like to inquire about two phenomena and whether they are signs of any disease. 1. In the dark, when I open my eyes and look towards the outer corners, moving my...


Dr. Gao Pilin Reply:
Hello: 1. Seeing small white halos when opening your eyes in the dark and noticing trails when moving your head may indicate vitreous floaters or a retinal issue. After examination, a retinal tear was found, which could be the cause of these phenomena. 2. In darker environmen...

[Read More] Understanding Visual Phenomena: Possible Eye Conditions Explained


Essential Eye Care: Regular Checkups and Important Tests for Vision Health

Regular Eye Examinations & Eye Care Knowledge Hello, I have been nearsighted for the past five years, with my prescription ranging from -3.50 to -5.00 diopters, and I also have astigmatism (50, 100) and floaters. In my daily life, I can drive, read, and use electronic devices...


Dr. Gao Pilin Reply:
Hello: Question 1: Regarding your vision condition, it is recommended that you have an eye examination annually, which includes a refraction test and a fundus examination. Additionally, glaucoma and cataract screenings will be conducted during the visit, and you can discuss wit...

[Read More] Essential Eye Care: Regular Checkups and Important Tests for Vision Health


Is Staring at the Sunset Harmful to Your Eyes?

Gazing directly at the sunset? Hello, Doctor Gao. Is it harmful to look directly at the sunset for ten minutes before it goes down? Thank you, Doctor.


Dr. Gao Pilin Reply:
Hello: Staring directly at the sunset ten minutes before it sets may not seem as glaring, but it can still cause harm to the eyes. The light from the sunset still contains a significant amount of ultraviolet (UV) rays and blue light. UV rays can damage the lens and retina of the ...

[Read More] Is Staring at the Sunset Harmful to Your Eyes?


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