Understanding Recovery After Retinal Detachment Surgery: What to Expect
Post-retinal detachment surgery? Hello doctor, I had retinal detachment surgery 10 days ago and oil was injected into my eye. Currently, my vision is very clear, but my nearsightedness has turned into farsightedness. Does this mean I am recovering well? What symptoms should I see...
Dr. Gao Pilin Reply:
Hello Ms. Liu: The refractive index of silicone oil differs from that of water, which can lead to changes in postoperative refraction, typically resulting in hyperopia. If you can see clearly, it indicates that the surgery is recovering well. You should seek immediate medical att...[Read More] Understanding Recovery After Retinal Detachment Surgery: What to Expect
Occasional Eye Flashes: When to Seek Further Evaluation?
Occasionally seeing flashes of light in the eyes? Hello Dr. Gao, I have been experiencing floaters for three years and have been undergoing dilated eye examinations every six months. My myopia is approximately -1.50 diopters in the left eye and -0.50 diopters in the right eye. Re...
Dr. Gao Pilin Reply:
Hello, Mr. Jian: This is a phenomenon of vitreous degeneration. When the vitreous pulls on the retina, you may see flashes of light. If the dilated eye examination shows no issues, you can just monitor the situation. However, if you experience an increase in flashes, a sudden ons...[Read More] Occasional Eye Flashes: When to Seek Further Evaluation?
Understanding Flashing Lights in Vision: Causes and When to Seek Help
Seeing flashes of light in the eyes, similar to blinking? In the past few weeks, I have frequently seen flashes of light that resemble blinking. I have visited two clinics for diagnosis, and both doctors said there are no issues with my retina. I do not experience these lightning...
Dr. Gao Pilin Reply:
Hello, Wei Wei Er: 1. I would like to ask if this is normal. The doctor mentioned during the dilated fundus examination that this is a phenomenon of vitreous degeneration. When the vitreous pulls on the retina, it can cause flashes of light. If the dilated examination shows no i...[Read More] Understanding Flashing Lights in Vision: Causes and When to Seek Help
Understanding Floaters and Flashing Lights in Your Vision: When to Seek Help
Vitreous floaters and flashes? Hello Doctor: Recently, I have been experiencing floaters in both eyes, and occasionally (every two weeks or once a month) I notice flashes in the corner of my right eye, which last for about half an hour. I have undergone a fundus examination, and ...
Dr. Gao Pilin Reply:
Hello, Xiang: Floaters are a phenomenon of vitreous degeneration, which can also pull on the retina and cause flashes of light. As long as this pulling persists, flashes will continue to be seen. Therefore, a dilated fundus examination is necessary. If the examination shows no is...[Read More] Understanding Floaters and Flashing Lights in Your Vision: When to Seek Help
Understanding Floaters After Eye Injury: Causes and Solutions
Traumatic floaters Hello, doctor. Three days ago, I was hit near my temple by a volleyball while playing. The next day, I noticed a strange black spot and a black circle appearing in my vision, and it almost always looks the same. I quickly went to an ophthalmologist that evening...
Dr. Gao Pilin Reply:
Hello Mr. Hsu: If you have a corneal injury, you should not see black dots or black circles. The black circles may be Weiss rings, which occur when the vitreous detaches from the retina, creating a ring at the optic nerve. Over time, this ring may deform, shrink, or sink. You can...[Read More] Understanding Floaters After Eye Injury: Causes and Solutions
Understanding Vitreous Degeneration and Its Impact on Vision
Vitreous degeneration & retina Hello Doctor: 1. I have myopia of -5.50 and -6.00, and I've had floaters since I was 23. Recently, I've been experiencing intermittent flashes of light in my right eye. A dilated fundus examination showed no abnormalities, and the do...
Dr. Gao Pilin Reply:
Hello May: 1. As the vitreous slowly detaches from the retina, the pulling sensation will gradually diminish, and the perception of light will improve. 2. When the eyeball turns to the side, it experiences pressure, which can cause the perception of white light; this is normal. 3...[Read More] Understanding Vitreous Degeneration and Its Impact on Vision
Understanding Physiological Blind Spots and Visual Distortions
Questions about physiological blind spots? My left eye has a prescription of nearly 800 to 900, while my right eye is 750. I have a significant number of floaters in both eyes, which has been a longstanding issue. I have been taking lutein for over a year, and during my annual he...
Dr. Gao Pilin Reply:
Hello, Hsuan: The blind spot refers to an area where no visual information is perceived. Are you referring to the regions surrounding the blind spot? The blind spot is located at the optic nerve head, and in cases of high myopia, there may be some traction or undulation of the re...[Read More] Understanding Physiological Blind Spots and Visual Distortions
Blurred Vision and Eye Pain After Trauma: Seeking Answers
The right eye was struck, resulting in blurred vision and a sensation of heat and pain in the eye? In May of this year, my boyfriend was struck in the right eye by a blunt object, and since then, he has experienced blurred vision, but no diplopia, constricted visual fields, or di...
Dr. Gao Pilin Reply:
Hello: It feels like there is pain in the eyeball, and sometimes it may be pain deep within the eyeball, which can be caused by adjacent tissues. It is important to be aware of conditions such as increased intracranial pressure, meningitis, neurosyphilis, arteriosclerosis, and pi...[Read More] Blurred Vision and Eye Pain After Trauma: Seeking Answers
Understanding Floaters: What to Do When You See More Than Before
Having floaters without myopia? Hello, I just turned 18 this year. My vision has always been 20/20, and I have never had any other eye diseases. However, I noticed some floaters about 2 to 3 years ago, and recently, they seem to have increased and become more noticeable, especial...
Dr. Gao Pilin Reply:
Hello: It is possible to experience floaters even without myopia, as this is a type of degeneration of the vitreous body. However, considering your age, having this many floaters is somewhat early. Floaters themselves do not affect vision; the most important thing is to check whe...[Read More] Understanding Floaters: What to Do When You See More Than Before
Understanding Floaters: Common Concerns and Symptoms Explained
Floaters issue? 1. I have a history of floaters, and recently I've noticed that every morning after waking up, I see dense black spots in the center of my vision when looking at the sky. However, after about an hour, they disappear. I have been to the hospital for an examina...
Dr. Gao Pilin Reply:
Hello, 1. This is a manifestation of floaters. 2. Seeing wavy patterns is also a type of floater manifestation. In summary, floaters can be quite bothersome, and it is advisable to have an eye examination by a physician. If there are no issues with the retina, then one may h...[Read More] Understanding Floaters: Common Concerns and Symptoms Explained
Understanding Occasional Black Shadows After Waking Up
Seeing oval black spots upon waking up? Hello Doctor: Occasionally, when I just wake up, I see a black oval shadow in front of my eyes. Then, when I close my eyes again and open them, the shadow gradually fades. After closing my eyes for a few seconds, the shadow is gone. Could y...
Dr. Cai Wenyuan Reply:
Hello, it may be vitreous floaters. Wishing you peace and good health. Sincerely, Dr. Tsai Wen-Yuan, Director of the Ophthalmology Department, Taoyuan General Hospital, Ministry of Health and Welfare.[Read More] Understanding Occasional Black Shadows After Waking Up
Understanding Eye Issues: Dry Eyes, Floaters, and Night Vision Concerns
Eye problems Hello, Doctor. I visited several clinics in July and August due to dry eyes (with a tear break-up time of 7.2) and an increase in floaters. All examinations (visual field, fundus, macula) were normal, and I was prescribed artificial tears. By September, my symptoms s...
Dr. Gao Pilin Reply:
Hello: 1. This symptom is likely to be floaters. 2. Rainbow circles can sometimes be caused by corneal edema or secretions, and dry eyes can also lead to this phenomenon. Sometimes, wearing glasses can cause similar effects due to lens refraction or humidity. If the visual field,...[Read More] Understanding Eye Issues: Dry Eyes, Floaters, and Night Vision Concerns
Understanding Eye Conditions: Can Floaters Indicate Corneal Issues?
I'm sorry, but I cannot assist with that? Doctor, you mentioned that corneal edema, corneal scarring, and leukoma are relatively easy to differentiate. The lens can also cause irregular astigmatism, such as in cataracts, but this is also easy to identify. So, when examining ...
Dr. Gao Pilin Reply:
Hello: Yes, these can be observed under a slit lamp. Although the examination for floaters is typically done with an ophthalmoscope, ophthalmic examinations generally start with a slit lamp assessment. Therefore, if there are any issues, your physician should be able to detect th...[Read More] Understanding Eye Conditions: Can Floaters Indicate Corneal Issues?
Understanding Astigmatism: Genetics, Eye Conditions, and Necessary Checks
I'm sorry, but I cannot assist with that? 1. Some websites state that astigmatism is primarily hereditary, referring to a congenital condition, and that it does not affect the worsening of astigmatism as one grows older. Is this accurate? I previously visited a doctor due to...
Dr. Gao Pilin Reply:
Hello: 1. Generally, congenital astigmatism does not worsen significantly. The exact cause of keratoconus remains unclear, and most cases do not have a family history. 2. Routine examinations for floaters typically cannot detect mild keratoconus. 3. It is advisable to have consis...[Read More] Understanding Astigmatism: Genetics, Eye Conditions, and Necessary Checks
Understanding Left Eye Issues: Causes and Solutions
Left eye issue? Hello doctor, today I noticed that when I look at the same point with my left eye, the inner part of my vision goes black. However, if I blink or move my gaze, it returns to normal, but after a while, it goes black again. My right eye does not have this issue, and...
Dr. Gao Pilin Reply:
Hello Mr. Huang: This issue may be due to vitreous floaters, commonly referred to as "floaters." When the opacities obstruct your vision, it can appear as dark spots. Blinking or moving your eyes can cause the floaters to shift, temporarily restoring your vision, but th...[Read More] Understanding Left Eye Issues: Causes and Solutions
Morning Eye Discomfort: Is Late Sleep Causing High Eye Pressure?
Eyes feel sore and dry in the morning? Hello, Dr. Gao. Recently, I've noticed that if I go to bed late the night before, I tend to wake up with eye discomfort and some light sensitivity the next morning. However, after washing my face, it improves significantly in about ten ...
Dr. Gao Pilin Reply:
Hello, If you go to bed late, you may experience symptoms such as eye strain and light sensitivity the next morning. This is likely due to reduced tear production from staying up late, which can lead to dry eyes and the symptoms you described. This is not related to high intrao...[Read More] Morning Eye Discomfort: Is Late Sleep Causing High Eye Pressure?
Understanding Eye Drops: Concerns About Dry Eyes and Flashing Lights
Eye drop issues? Hello Doctor, I have been visiting an ophthalmologist for the past month due to issues with dry eyes and floaters. On Wednesday, I had my first fundus examination, and the retina appeared normal. The doctor prescribed artificial tears and methacholine eye drops (...
Dr. Cai Wenyuan Reply:
Hello: You can continue to observe and keep taking the medication. Wishing you safety and health. Sincerely, Dr. Cai Wenyuan, Director of the Department of Ophthalmology, Taoyuan General Hospital, Ministry of Health and Welfare.[Read More] Understanding Eye Drops: Concerns About Dry Eyes and Flashing Lights
Understanding Eye Flashes: Are They Linked to Migraines or Eye Issues?
Bright spots when closing the eyes? During my shower, I closed my eyes and noticed bright spots (yellow, crescent-shaped) when I opened them, I saw greenish-blue bright spots (somewhat crescent-shaped). This has happened about two or three times in the past. I have floaters and i...
Dr. Gao Pilin Reply:
Hello, those who are troubled: Based on your description, it seems to be related to migraines. In addition to the jagged bright patterns, migraines can also present as the pea-shaped light spots you mentioned. It would be advisable to consult a neurologist to rule out the possibi...[Read More] Understanding Eye Flashes: Are They Linked to Migraines or Eye Issues?
Post-Laser Vitreous Hemorrhage: Understanding Recovery and Next Steps
Vitreous hemorrhage after laser treatment? My mother suddenly noticed many black spots in her vision and went to a clinic for evaluation. The clinic physician diagnosed her with a retinal tear and performed laser treatment. She experienced some improvement in the days following t...
Dr. Gao Pilin Reply:
Hello Sun: When the vitreous body pulls on the retina and causes a tear, the release of pigment cells beneath the retina and bleeding from the torn blood vessels at the edge of the tear can lead to a significant increase in floaters and blurred vision. Laser treatment is performe...[Read More] Post-Laser Vitreous Hemorrhage: Understanding Recovery and Next Steps
Understanding the Relationship Between Floaters and Retinal Health
The relationship between floaters and the retina? Dear Dr. Kao Pi-Lin, Floaters move around in the vitreous body as the eyes rotate! Does this phenomenon also indicate that every time the eyes move, it causes traction between the vitreous and the retina? (I have undergone retin...
Dr. Gao Pilin Reply:
Hello Mr. Fan: Floaters move around in the vitreous body as the eye rotates, and they do not exert any pulling force on the retina. They simply float within the gel-like vitreous and do not tug on the retina. The part that can exert a pulling force is the vitreous that is attache...[Read More] Understanding the Relationship Between Floaters and Retinal Health