Look for whether your visual symptoms are mostly blind spots or flashes of light, or if you’re seeing floaters that aren’t going away. What to do if you think you’re experiencing an ocular migraine or migraine with aura And although retinal detachments are rare, they can cause blindness, so it’s important to see your primary care provider or an eye doctor after experiencing these symptoms so that treatment can begin quickly if needed. We can’t rule out the possibility of retinal detachment without a dilated eye exam, especially if you’ve never had a migraine with visual symptoms before. People experiencing retinal detachment might see color changes or black curtains over their vision, and these symptoms usually last much longer than the 30 minutes most typical with migraines. In retinal detachment, a layer of tissue at the back of the eye (the retina) pulls away from the other tissues in its normal position.Ĭlassic signs of retinal detachment are flashes of light and “floaters.” Flashes can come and go, but typically floaters remain. Retinal detachment is another serious condition that can have some similar symptoms to ocular migraine or migraine with aura. If there’s slurred speech, muscle weakness or other neurological signs along with the vision changes, that could signal something more serious, such as a stroke. Migraine with aura will often have a headache come afterward. Visual disturbances with migraine usually last between five minutes and an hour, with 20-30 minutes being what I hear most often from patients. Typically, there are a few things to look for that tell me a patient has experienced an ocular migraine or a migraine with aura. Is it a stroke, migraine or retinal detachment? The visual migraine could be caused by spasms in blood vessels - constricting and re-dilating - or because of certain chemical changes in the brain, coming in waves. The pathway physiology or reason you get a migraine in the first place can be complex, and triggers can include any number of environmental or hormonal factors, such as allergies, certain foods, lack of sleep, dehydration, alcohol, smoking, oral contraceptives, etc. What’s happening in the eyes or brain during an ocular migraine? They can look like zigzag rings or half-circles of flashing rainbow colors that change size. These vision changes can look like flashes of light, zigzag patterns, rainbow or shimmering spots or stars, or even blind spots.

In a migraine with aura, the headache usually shows up after you experience visual symptoms. “Migraine with aura” often refers to a headache accompanied by a wave of brain activity that most often causes visual disturbances, but can also cause auditory or olfactory (smell-based) symptoms. What is an ocular migraine?Īn ocular migraine is what we call certain visual disturbances that can occur with or without a headache. The good news is that, while they can be a scary experience at first, these migraines don’t seem to cause damage to the eye. Some people might wonder if what they’re feeling and seeing is a stroke or retinal detachment. The first time you experience an ocular migraine or a migraine with aura, it can be jarring.

Symptoms of migraine aura