Floaters: Can They Appear in One Eye Before the Other? - Ophthalmology

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Floaters


I previously had floaters in my right eye, which were determined to be benign after examination.
Recently, I have noticed floaters starting to appear in my left eye as well.
(1) Is it common for floaters to occur in both eyes simultaneously? (2) Is it normal for floaters to appear in one eye first and then in the other eye after some time?

Teng, 20~29 year old female. Ask Date: 2020/08/15

Dr. Cai Wenyuan reply Ophthalmology


1.
Not necessarily.
2.
There is no definite correlation between the two.

Reply Date: 2020/08/15

More Info


Floaters, or vitreous opacities, are common visual phenomena that many people experience, particularly as they age. They are caused by changes in the vitreous gel that fills the eye, which can lead to the formation of tiny clumps or strands that cast shadows on the retina, resulting in the perception of floating spots or lines in one’s field of vision.

To address your questions:
1. Do floaters appear in both eyes simultaneously? Floaters can indeed appear in one eye before the other. It is not uncommon for individuals to experience floaters in one eye first, followed by the other eye at a later time. This is particularly true in cases where the vitreous gel is undergoing changes due to aging or other factors. The development of floaters is often a gradual process, and while some people may notice them in both eyes at the same time, others may experience them sequentially.

2. Is it normal for floaters to appear in one eye before the other? Yes, it is entirely normal for floaters to manifest in one eye before the other. The vitreous gel can become more liquefied and less cohesive over time, leading to the formation of floaters. This process can occur at different rates in each eye, resulting in a staggered appearance of floaters. If your right eye had floaters that were deemed benign, and now you are noticing similar symptoms in your left eye, it is likely just a continuation of the natural aging process of the vitreous gel.

From a medical perspective, floaters are generally not a cause for concern unless they are accompanied by other symptoms such as flashes of light, a sudden increase in the number of floaters, or a shadow or curtain effect in your vision. These additional symptoms could indicate more serious conditions, such as retinal tears or detachments, which require immediate medical attention.

It is also important to note that while floaters can be annoying, they often become less noticeable over time as the brain learns to ignore them. Many people find that their floaters become less bothersome as they adapt to their presence.

If you are experiencing new floaters in your left eye, it is advisable to have a comprehensive eye examination with an ophthalmologist. They can assess the health of your eyes, ensure that there are no underlying issues, and provide reassurance regarding the benign nature of floaters. Regular eye check-ups are essential, especially if you have a history of floaters or other eye conditions.

In summary, it is quite normal for floaters to appear in one eye before the other, and this does not typically indicate a serious problem. However, maintaining regular eye health check-ups is crucial for monitoring any changes in your vision and ensuring the overall health of your eyes. If you have any concerns or notice any changes in your symptoms, do not hesitate to consult with your eye care professional for further evaluation and guidance.

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