Changes in the sense of smell, such as smelling odors that are not really there, are also possible. You might feel like you have to think hard to complete a thought, or really take your time forming sentences. Some patients have trouble finding words–this is termed aphasic symptoms. You may also notice changes in your other senses such as numbness or tingling in your arm, tongue, face and leg. Visual auras tend to be the most common type of sensory disturbance making up the majority of cases of the symptoms of aura. These images that tend to march across their vision, and then it may be followed by what is termed negative symptoms–that is, a blind spot. For other patients, an aura comes with flashing lights, scintillating lights or a black and gray pattern called fortification spectra that appear as the grey and white in an old castle. These lines may appear to jump or bounce when you move your head. Some patients see zigzag lines in their visual field. You may see blind spots in your visual field, forcing you to turn your head to the side or look at something sideways in order to see it clearly. Various patients experience auras differently. The world of migraines with aura can be debilitating and scary, but the more you know, the better you’ll be able to manage this condition. Most patients experience the symptoms of their classic head pain after the aura. Some patients even experience aura symptoms without the classic headache associated without migraine. They can range from blind spots to flashes of light in the visual field, and they usually begin before the headache. These sensory disturbances are usually predominantly visual. They also cause symptoms such as nausea, vomiting, sensitivity to light, tingling in the extremities - and for about 25 percent of patients, sensory disturbances called an aura. If these headaches occur frequently, treatment may be designed to suppress their development.Migraines are more than just a headache. Most patients with classic migraine headaches should see an internist or neurologist to confirm the diagnosis. The migraine phenomena of headaches and/or auras, can also precipitated by caffeine, birth control pills, alcohol, hormonal fluctuations and stress. Ophthalmic migraines do not require treatment and generally have no associated cautions. When an aura is experienced without a headache, it is referred to as an ophthalmic migraine. These and other symptoms then trigger harmless impulses on the surface of the brain causing the section of the brain, the visual cortex, to falsely observe odd, non-eye-related, visual sensations, or the aura. Symptoms may be caused by significant changes in blood flow to the upper body, but most often, simply the sudden experience of reflected or bright light. The visual aura is most often not associated with a headache, however an aura can precede the classic migraine headache.Īn aura is often characterized as a shimmering of vision, colored lights like a kaleidoscope, and/or a jagged edged shrinking of peripheral vision. A migraine headache is usually a throbbing headache often accompanied by nausea, extreme sensitivity to light, sounds, tingling sensations, and on occasion, a visual disturbance called an aura.
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