If you notice it when you look at the lights, call your doctor now
In certain circumstances, this may be a symptom of a serious illness.
Some changes to yoursense of sight are immediately alarming and cause an urgent appointment of eye care. But experts warn that more subtle symptoms will often neglect, as they may seem relatively normal and without thinking - and an ocular phenomenon in particular could report a condition that requires rapid medical care. Read more to find out which symptom could affect your vision and how to know when it's something to call your doctor.
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It is normal to see a halo or a look if you look at a bright light.
If you suddenly lock your eyes with a bright light - the sun, the car headlights or a flash of the camera, for example - you may notice a look or a halo that surrounds it. When this happens, the light disperses in the eye rather than being treated as normal by the retina. Although it is not exactly pleasant, it is unlikely to have long -term consequences for yourocular health or vision. The symptom will usually be resolved from a few minutes to hours, the experts explain.
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In slightly different circumstances, this may be a symptom of a serious eye condition.
This same reaction can suggest a more serious problem if you notice it at night or when the lights are weak. Indeed, this symptom is often associated with fuchs dystrophy ("Fewks"), a condition that can cause swelling in the cornea (also known as corneal edema).
According to Mayo Clinic, it is important to "See an eye care provider, which could then refer to a corneal specialist "if you notice this particular set of symptoms. They add that you should call for urgent care if the symptoms suddenly develop. They note that other conditions that can share these symptoms - Glaucoma or cataracts, for instance - also requires medical care.
Here is why - and when - it happens.
Fuchs dystrophy occurs when endothelial cells in the destructive eye, leading to an accumulation of liquid in the cornea, the transparent layer of tissue in front of the eye. This causes thickening and swell from the cornea, triggering a range of symptoms.
This form of eye dystrophy "generally affects both eyes and can gradually worsen over the years," said the Mayo clinic. "As a rule, the disease begins in the 1930s and 40s, but many people with fuchs dystrophy do not develop symptoms until they reach fifty or sixty," add their experts.
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Look for these other symptoms of fuchs dystrophy.
Individuals with fuchs dystrophy can notice that, as a result of seeing halos or reflections when they look at dark lights, their night vision is poor. Patients can also notice a blurred vision, a fluctuation of vision that starts badly at the beginning of the day, then improves, small blisters on the surface of the cornea, eye pain or the appearance of nebulosity on the eye.
Talk to your doctor if you think you display symptoms or fuchs dystrophy or corneal swelling.
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