Migraines are caused by constriction of blood vessels in the brain. There are medical tests like MRI or dye specfic cat scans that look for this.
However most migraine sufferers are diagnosed by symptoms, ie pain on one side of head, visual sensitivity(esp to light), nausea. A severe headache may not be a migraine, but is certainly painful, and many of the same treatments apply.
Intractable Migraine is the term used when a Migraine does not respond to treatment.
Basilar Migraine is a type of migraine that affects the basilar artery of the brain.
Migraine is a genetic neurological disease. The cause of Migraine is in the genes.
Migraine with aura is treated the same way as Migraine without aura.
She had a severe migraine.
There is no such headache classification as an Optic Migraine. You are most likely referring to Migraine with Aura.
You have Migraine attacks because you have the genetic capability for them.
A splitting migraine.
There is currently no cure for Migraine disease.
There is no cure for Migraine disease.
A Migraine attack may be diagnosed. A Migraine treatment isn't diagnosed, it's prescribed.
There is currently no existing diagnosis of kaleidoscope Migraine, however a type of Migraine known as Migraine with Aura may involve visual "hallucinations" that may be kaleidoscopic in nature.