Miss Minihan is an expert in treating cataracts, eye floaters, retinal detachment and many more serious eye problems. You see a dark area or ‘curtain’ in your vision.You see flashes of light along with clouds or dots in your vision.New flashing lights, which you haven’t noticed before.You should see a retinal specialist without delay if you have any of the following: Glare around car lights or street lights can be due to cataracts, multifocal lenses inserted during cataract surgery and following refractive surgery. What are other possible causes of flashing lights?įlashing lights can also be caused by other eye conditions such as migraine and eye injury. The advantage of diagnosing a retinal tear is that it can be treated before it causes a sight-threatening retinal detachment. The retinal tear is visible on the retina only with an extensive examination by a specialist. A retinal tear develops when the vitreous pulls on a weakened area of the retina or an area where the vitreous gel is more strongly attached (as in lattice degeneration of the retina, for example). It is as if someone has taken a flash photograph to the side, or there has been a flash of lightening but as you turn to check you realise the light is not from outside.Īre flashing lights a sign of retinal detachment?įlashing lights do not automatically mean that you have a retinal tear but you do need examination by a retinal specialist to rule out a tear and to treat if necessary. In the setting of PVD, they are most commonly described as flashing lights appearing out of the corner of your eye. Here, one of our expert ophthalmologists Miss Miriam Minihan explains what flashing lights in the eyes looks like, whether it really is a sign of retinal tear and when you should see an eye doctor.Ĭan you describe what flashing lights look like? It develops when the vitreous gel separates from the retina causing either flashing lights, an increase in floaters, a combination of these two or no symptoms at all. Posterior vitreous detachment (PVD) is a relatively common occurrence in patients over the age of 50 years. They are commonly due to traction of the vitreous gel on the retina, which is the light-sensitive layer at the back of the eye. Flashing lights are pinpricks, arcs or streaks of light seen in your vision.
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