Floaters and Flashes: When to Seek Eye Care - Ophthalmology

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The issue of floaters?


I would like to ask a few questions.
The doctor previously mentioned that if flashes occur with floaters, I should see a doctor quickly.
I would like to know what kind of flashes are being referred to.
Are they the kind where I see streaks of light when looking at a lamp (which is happening now)? Or is it that when I suddenly look at something very bright, I see dark spots and my closed eyes appear white? At what point should I use artificial tears? Thank you, doctor.

LEE123, 20~29 year old female. Ask Date: 2017/11/19

Dr. Gao Pilin reply Ophthalmology


Hello LEE123: In cases of floaters, when looking at a light source or bright area, you may see irregular black threads or spots.
If the vitreous pulls on the retina, you might experience flashes of light similar to a camera flash.
If you have symptoms that you cannot self-assess, it is best to have a doctor examine you.
Artificial tears are used for dry eye syndrome, which is characterized by insufficient or poorly functioning tear production.
Typically, they can be used up to four times a day; if frequent use is necessary, it is recommended to use preservative-free artificial tears.
The ophthalmology department at Puzi Hospital in Taiwan is open Monday to Friday from 8:00 AM to 12:00 PM and Wednesday afternoons from 1:00 PM to 4:30 PM.
Please note that online responses are for reference only, and it is essential to seek medical attention at a healthcare facility if needed.
I hope to have the opportunity to assist you.
Gao Pi-Lin

Reply Date: 2017/11/19

More Info


Understanding floaters and flashes in the context of eye health is crucial, especially for individuals who have experienced these symptoms. Floaters, often described as small specks or strands that drift across your field of vision, are typically caused by changes in the vitreous gel of the eye. Flashes, on the other hand, are brief bursts of light that can occur when the vitreous gel pulls on the retina, potentially indicating a more serious condition.


What Are Flashes?
Flashes can manifest in various ways. They may appear as streaks of light, similar to the afterimage you see after looking at a bright light source, or as brief bursts of light that seem to come from within your vision. For some individuals, these flashes may occur when they move their eyes or change their head position. It is important to differentiate between the types of flashes you are experiencing. If you notice flashes that resemble streaks or arcs of light, especially in conjunction with an increase in floaters, it is advisable to seek medical attention promptly.


When to Seek Eye Care
The general guideline is that if you experience a sudden increase in floaters or flashes, or if these symptoms are accompanied by other visual disturbances such as a curtain-like shadow over your vision, you should seek immediate eye care. These symptoms can be indicative of retinal tears or detachment, which are serious conditions that require urgent intervention to prevent permanent vision loss.


Use of Artificial Tears
Artificial tears are typically used to alleviate dryness and discomfort in the eyes. They can be beneficial in situations where your eyes feel dry, irritated, or fatigued, often due to prolonged screen time or environmental factors. However, they do not address the underlying causes of floaters or flashes. You can use artificial tears as needed, especially if you are experiencing dryness, but they will not prevent or treat flashes or floaters.


Conclusion
In summary, understanding the nature of flashes and floaters is essential for maintaining eye health. Flashes can vary in appearance and may indicate a need for medical evaluation, especially if they are new or have increased in frequency. While artificial tears can provide relief for dry eyes, they do not impact the occurrence of floaters or flashes. If you have any concerns about your symptoms, it is always best to consult with an eye care professional for a thorough examination and appropriate guidance. Regular eye check-ups are also recommended, particularly if you have a history of eye issues or if you notice any changes in your vision.

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