Aura
Medical term · A
Sensations such as chills, flashes of light, or a blind spot that come just before the occurrence of medical problems such as migraines or seizures.
Related terms
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Classic migraineA migraine headache preceded by visual disturbances; also known as a migraine with aura.
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Common migraineA migraine headache without any visual symptoms, such as not a blind spot, beforehand. Also called a migraine without aura.
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Migraine headacheA severe headache with pain that usually begins on one side of the head. Symptoms may include visual disturbances (called aura), nausea, vomiting, and sensitivity to light or…
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ScintillationsThe perception of flashing lights or lines that sometimes occurs during the aura of a migraine headache.