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You may see flashes of light, zigzag lines, stars, or dots of light in your eyes. These symptoms usually go away within 60 minutes.
Flashes of light in your vision come from inside your eye. They are not caused by lights or anything else outside of your body. Most flashes happen when the vitreous gel inside the eye shrinks or changes, pulling on the retina (the light sensitive lining of the eye).
A photopsia is a visual disturbance, a flash of light that happens without a light source. You may see sparkles or shapes like lightning bolts. It can be nothing, or it can be a symptom of another condition.
Photopsia encompasses many visual symptoms, including flashes of light, visual snow, and floaters. If you experience these symptoms, it may be a sign of an underlying condition affecting your eye or brain.
Flashes of light in the corner of the eye could occur for many reasons. Learn about the potential causes and when a person should get a doctor’s advice here.
These disturbances usually occur at the outer edge of your field of vision (called your peripheral vision). As PVD is a normal part of aging, no specific treatment is needed. Rare complications such as retinal detachment or tears may require urgent surgery.
Sometimes people have light flashes that look like jagged lines or heat waves. These can appear in one or both eyes and may last up to 20 minutes. This type of flash may be caused by a migraine, and can be described as seeing “flickering or twinkling lights” in your peripheral vision.