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Scintillating scotoma is a common visual aura that was first described by 19th-century physician Hubert Airy (1838–1903). Originating from the brain, it may precede a migraine headache, but can also occur acephalgically (without headache), also known as visual migraine or migraine aura. [4]
The NIH classification of headaches consists of brief, relatively vague glossary-type definitions of a limited number of headaches. [1] It outlines five types of headache: vascular, myogenic (muscle tension), cervicogenic, traction, and inflammatory.
Factors that should prompt consideration of preventive therapy include the occurrence of two or more migraines per month with disability lasting three or more days per month; failure of, contraindication for, or adverse events from acute treatments; use of abortive medication more than twice per week; and uncommon migraine conditions (e.g ...
During a migraine attack, changes in blood flow and neurotransmitter levels trigger neurological effects that include visual disturbances, light sensitivity, and other symptoms.
3. Food isn’t the No. 1 cause of migraine attacks. Although certain foods and alcohol, such as red wine, chocolate and cheese, are well known for bringing on migraine attacks in some people, the ...
Preventive treatments of migraine include medications, nutritional supplements, lifestyle alterations, and surgery. Prevention is recommended in those who have headaches more than two days a week, cannot tolerate the medications used to treat acute attacks, or those with severe attacks that are not easily controlled.