An aura caused by migraine, silent migraine or an ocular migraine usually involves troubles with vision. The blurry vision or flashes of light usually affect both eyes at the same time. The most difference between this type of aura migraine and the classical one is that most of the time it is not accompanied by the throbbing pain in the temples. However, patients usually suffer from a lot of other irritating symptoms that usually last for an hour or so. These symptoms are not serious; however they can affect the quality of the patient’s life. Read on to learn more on migraine aura causes.
An ocular migraine blurred vision affects both eyes and can cause troubles with reading, writing, driving and working on a computer. A retinal migraine is another type of migraine that usually affects one eye only and is more serious.
What are the Migraine Aura Causes?
The exact causes of an ocular migraine are not known. However, some doctors believe that the same triggers that cause a classic migraine can also cause ocular migraines. A patient is usually at greater risk if they have already experienced other aura migraine types. There is also a genetic link to different types of migraines, including an ocular migraine. If a family member has a history of ocular migraines, then you are probably at risk.
Different types of migraines including an ocular migraine are linked to hormonal imbalance. Estrogen imbalance is one of the main causes of a migraine. This is why the unnatural fluctuation of estrogen due to pregnancy, breastfeeding, menstruation or different contraceptives can usually cause a migraine aura.
Stress and anxiety can also trigger an ocular migraine since they affect the hormonal imbalance in your body. Stress messes up with the hormones in your brain which directly cause troubles vision due to an ocular migraine.
Some environmental factors can cause a migraine with aura. Exposure to very bright light or extremely loud noises can cause an ocular migraine. Powerful odors can also cause migraine aura. Changes in weather usually affect the blood circulation which is directly linked to an ocular migraine.
There are some types of food or drinks that can trigger ocular migraines. Some migraine aura causes included excessive amounts of caffeine or withdrawal from caffeine can initiate migraine episodes. Some types of food that contain nitrates like hot dogs and luncheon or tyramine like aged cheese and fava beans might cause the classic vision problems linked to ocular migraines. Some patients also experience ocular migraines because of alcoholic beverages like red wine. A patient is usually advised to stay away from these migraine triggers in order to avoid the discomfort and problems that usually accompany an ocular migraine episode.
How Can You Identify the Migraine Aura Causes or Triggers?
Keeping a migraine diary(1) is one of the best ways to help you identify the triggers and eventually avoid them, this will help you on how to get rid of migraine aura. You can take notes about the food you eat, your daily routine and the environment factors that you experience and you will be able to identify the patterns of your ocular migraine. This, in turn, will help you avoid them in order to enjoy your days migraine-free.
Article resources: (1) https://www.webmd.com/migraines-headaches/headache-diary