The greatest one is an individual history of having migraine headaches. There are some attributes that raise your threat for ocular migraines. They will get 3 or four episodes within a week and after that may not have another one for numerous months or even years. Many individuals who get ocular migraines tend to have them occur in clusters.
Flashing lights and new drifting spots in your vision could be the indication of a retinal tear or detachment (see I’m seeing new floating spots in my vision, what should I do?). There are other things besides an ocular migraine that can trigger similar symptoms. If you have this happen for the first time it can be fairly scary and it is a good idea to have a thorough eye examination by your eye doctor or eye doctor not long after the episode to be sure there is nothing else causing the problem. The hallmark of this problem is that when the visual phenomenon solves the vision returns totally back to normal with no residual change or defect. The majority of episodes last about 20 minutes however can go on for an hour. They get the visual symptoms which resolve on their own in under an hour and after that usually just feel slightly out of sorts after the episode however don’t get a considerable headache. Some individuals do get a headache after the visual symptoms however many people do not. Flashes of light can appear as jagged lines or “heat waves” in one or both eyes.
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