Vitreous Degeneration and Flashing Lights After Laser Surgery - Ophthalmology

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Vitreous degeneration with the occurrence of flashes?


Hello, doctor.
Last month, I underwent retinal laser repair, and the day after the procedure, I started seeing flashes in both eyes, with a fairly high frequency.
As a 27-year-old, I am concerned about the degeneration of the vitreous.
What risks might this pose for me as I get older?

Wende, 20~29 year old female. Ask Date: 2017/05/03

Dr. Cai Wenyuan reply Ophthalmology


Hello, regular medical check-ups are sufficient, so there is no need to worry.
Wishing you peace and good health.
Sincerely, Dr.
Tsai Wen-Yuan, Director of the Ophthalmology Department, Taoyuan Hospital, Ministry of Health and Welfare.

Reply Date: 2017/05/03

More Info


Flashing lights after retinal laser surgery can be concerning, especially for a young individual like yourself. It’s important to understand that the vitreous gel, which fills the eye, can undergo changes as we age, and these changes can sometimes occur earlier in some individuals due to various factors, including genetics, myopia (nearsightedness), or previous eye conditions.

Vitreous degeneration, also known as vitreous syneresis, is a natural process where the gel-like substance in the eye begins to liquefy and shrink. This can lead to the vitreous pulling away from the retina, which may cause flashes of light, often described as "lightning streaks" or "flashes." These flashes occur because the retina is being stimulated by the movement of the vitreous, and this stimulation can be perceived as light by the brain.

In your case, experiencing flashes of light the day after your retinal laser surgery may be related to the changes in the vitreous that were either already present or exacerbated by the surgery. It’s not uncommon for patients to notice increased visual phenomena, such as flashes or floaters, following procedures that involve the retina or vitreous.

Regarding your concern about the long-term risks associated with vitreous degeneration at a young age, it’s essential to note that while vitreous degeneration is typically a benign condition, it can sometimes lead to more serious issues, such as retinal tears or detachment, particularly if there is significant pulling on the retina. However, the risk of these complications varies from person to person.

For someone who is 27 years old, experiencing vitreous changes is relatively unusual but not unheard of. Regular follow-up with your ophthalmologist is crucial. They can monitor the condition of your retina and vitreous over time, ensuring that any potential complications are caught early. If your flashes of light persist or worsen, or if you notice any changes in your vision, such as a sudden increase in floaters or a shadow in your peripheral vision, you should seek immediate medical attention.

In terms of management, if your ophthalmologist determines that the flashes are due to benign vitreous changes and there are no signs of retinal tears or detachment, they may recommend reassurance and regular monitoring. In some cases, if the flashes are bothersome, they may discuss options for managing your symptoms, although surgical intervention is rarely necessary for vitreous degeneration alone.

In conclusion, while vitreous degeneration and the associated flashing lights can be alarming, especially after recent surgery, it is essential to maintain open communication with your eye care provider. They can provide personalized advice based on your specific situation and ensure that you receive appropriate care as you age. Regular eye exams will help monitor your eye health and mitigate any potential risks associated with vitreous changes.

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