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 and appears to the right of my central vision.
I have become very aware of this.
Symptom two: occasionally, in the same position, a small, very dark fixed shadow appears, resembling visual persistence.
Unlike floaters, this shadow does not move quickly and disappears after blinking two or three times.
I would like to ask the doctor:
1.
Is this also a type of floater? Is the persistent shadow mentioned online regarding macular degeneration a continuous shadow?
2.
Is vitreous detachment untreatable, and is treatment only necessary if there is a retinal tear? (I recently had a retinal examination, and there were no tears.)
Jia Jun, 20~29 year old female. Ask Date: 2023/09/12
Dr. Gao Pilin reply Ophthalmology
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.
Macular degeneration is usually associated with retinal diseases and is not necessarily a part of floaters.
Persistent shadows may require further examination to determine the cause.
2.
Vitreous detachment refers to the separation of the vitreous (the clear gel-like substance inside the eye) from the retina.
Generally, if vitreous detachment does not cause retinal tears or retinal detachment, it usually does not require treatment.
However, when vitreous detachment leads to retinal tears or retinal detachment, immediate treatment may be necessary to prevent further retinal damage.
You mentioned that your recent examination showed no retinal tears, which is a positive sign, but regular follow-up is still necessary.
Reply Date: 2023/09/12
More Info
Understanding eye floaters and shadows can be quite complex, especially for individuals with high myopia and a history of vitreous detachment. Your symptoms, including the appearance of black spots and shadows, can indeed be concerning, and it's essential to differentiate between various conditions that may be affecting your vision.
1. Are these symptoms a type of floaters?
Floaters are typically described as small, shadowy shapes that drift across your field of vision. They are often more noticeable against bright backgrounds, such as a clear sky or a white wall. The symptoms you describe, particularly the fixed black shadow that resembles a visual residue, could be related to floaters, especially if they occur intermittently and are not associated with other visual distortions. However, the fixed nature of the shadow you mentioned could also suggest other issues, such as a possible retinal condition. In contrast, macular degeneration or other forms of retinal pathology often present with persistent shadows or dark spots in the central vision, which may not resolve with blinking.
2. Is vitreous detachment treatable?
Vitreous detachment itself is a common condition, especially in individuals with high myopia, and it typically does not require treatment unless it leads to complications such as retinal tears or detachments. The vitreous gel, which fills the eye, can shrink and pull away from the retina, causing floaters and, in some cases, flashes of light. If your recent retinal examination showed no tears or detachments, this is a positive sign. However, it is crucial to monitor your symptoms closely. If you notice an increase in floaters, flashes of light, or any changes in your vision, you should seek immediate medical attention.
Additional Considerations:
- Monitoring Symptoms: Given your history of high myopia and vitreous detachment, it is vital to keep a close watch on your symptoms. If you experience sudden changes, such as an increase in the number of floaters, new flashes of light, or a curtain-like shadow over your vision, these could indicate a retinal tear or detachment, which requires urgent evaluation.
- Regular Eye Exams: Regular eye examinations with a qualified ophthalmologist are essential, especially for individuals with high myopia. These exams can help detect any changes in the retina or vitreous that may require intervention.
- Lifestyle Adjustments: While there is no specific treatment for floaters, maintaining a healthy lifestyle can support overall eye health. This includes protecting your eyes from excessive UV exposure, managing systemic health conditions (like diabetes and hypertension), and ensuring you have a balanced diet rich in antioxidants.
- Anxiety and Vision Symptoms: It's also worth noting that anxiety can sometimes exacerbate the perception of visual disturbances. If you find that your symptoms are linked to anxiety, addressing this through appropriate channels, such as therapy or relaxation techniques, may help alleviate some of the visual disturbances.
In conclusion, while your symptoms may be related to floaters and vitreous detachment, it is essential to differentiate them from more serious conditions like retinal issues. Regular follow-ups with your eye care provider and immediate attention to any new or worsening symptoms are crucial for maintaining your eye health. If you have any further concerns or changes in your vision, do not hesitate to seek professional advice.
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