Vitreous Degeneration is a condition that many people may have heard of but may not know exactly what it is and which symptoms are considered dangerous? This condition naturally occurs in the eyes as we age, but if neglected or underestimated, it can lead to serious complications. Let’s get to know vitreous degeneration in detail, from causes and symptoms to warning signs that require immediate consultation with an ophthalmologist.
What is Vitreous Degeneration?
Our eyeball has an important component called “vitreous humor” which is a clear gel-like substance similar to egg white that fills the eyeball. It functions to maintain the shape of the eye and acts as a medium for light to pass through to the retina to enable vision.
Over time, with aging, the vitreous humor, which is mostly water with collagen fibers mixed in, begins to deteriorate. Its clear gel-like nature changes to become more liquid, causing the collagen fibers that are clumped together to shrink and form small clumps or cloudy strands floating in the vitreous humor.
When these clumps or cloudy strands block the path of light hitting the retina, we see them as black shadows, small dots, or cobweb-like strands floating around with eye movement, which is the cause of the symptom called “vitreous degeneration.”
Common Symptoms of Vitreous Degeneration to Watch For
- Seeing Floaters (Eye Floaters) appears as small black spots like water fleas, mosquitoes, or fibers resembling cobwebs/spider webs floating in the visual field. They are usually more noticeable when looking at a white or bright background such as the sky, a white wall, or a computer screen.
- Seeing Flashes of Light (Flashes of Light) appears as lightning-like flashes, flashes of light, or flickering lights in the eye, especially in the dark or at night. This is an important sign indicating that the vitreous humor is pulling on the retina, which may lead to retinal tears.
Main Causes of Vitreous Degeneration
Vitreous degeneration can be caused by several main factors as follows:
- Increasing Age is the most common cause, especially in people aged 40 years and above where the vitreous humor deteriorates over time.
- Myopia (Nearsightedness) People with high myopia (approximately 400 degrees or more) are at higher risk than the general population due to the longer eye structure making the vitreous humor and retina more fragile.
- Eye Trauma from severe impact to the eye or head.
- Underlying diseases and other conditions such as diabetic retinopathy or inflammation inside the eye
Is Vitreous Degeneration Dangerous? And How is it Treated?
Generally, vitreous degeneration without complications is not seriously dangerous, but it can be annoying in daily life. The floating debris usually settles at the bottom of the eye and disappears naturally without treatment. However, the biggest concern for ophthalmologists is complications that may follow, which are
Danger Signs! That Require Immediate Ophthalmologist Consultation
These symptoms may be signs of retinal tear or retinal detachment which can lead to permanent vision loss if not treated promptly.
- Rapid and unusually large increase in floaters (like rain or a storm of floaters in the eye)
- More frequent or continuous flashes of light even without eye movement
- Seeing a gray curtain or black shadow blocking part of vision
- Sudden decrease in vision or loss of peripheral vision
Treatment Approaches
- No Complications If diagnosed as simple vitreous degeneration without complications, the doctor will advise monitoring symptoms and continuing daily life as usual. Generally, no treatment is necessary.
- Retinal Tear If a retinal tear is detected, the doctor will treat it with laser photocoagulation to seal the tear and prevent progression to retinal detachment.
- Retinal Detachment In severe cases of retinal detachment, surgery is required to reattach the retina.
Recommendations for Good Eye Health
Although vitreous degeneration cannot be prevented and is a common symptom, it is not considered a disease. Therefore, if the symptoms do not interfere with daily life, treatment is not necessary. However, if the symptoms are very bothersome, laser treatment or surgery can help reduce or correct them. There is no standardized study showing that supplements can reduce or treat these symptoms.
If you experience floaters or flashes of light in your eyes, do not ignore them. You should promptly see an ophthalmologist for a detailed retinal examination to prevent serious complications that may occur.
Dr. Chairat Saowaprut
Retina Specialist Ophthalmologist
Eye Center, Phyathai 2 Hospital
