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Acephalgic migraine (also called migraine aura without headache, amigrainous migraine, isolated visual migraine, and optical migraine) is a neurological syndrome.It is a relatively uncommon variant of migraine in which the patient may experience some migraine symptoms such as aura, nausea, photophobia, and hemiparesis, but does not experience headache. [1]
Globally, 40% of the adult population suffers from a headache disorder, with 11% experiencing migraines, and on the World Health Organization’s ranking causes of disability, headache disorders ...
Migraines are characterized by severe head pain that pulses or throbs, often on one side of the head. Learn more about symptoms and signs of migraines, plus what causes migraines and how to get ...
A migraine attack often causes severe throbbing pain or a pulsing sensation, usually on one side of the head. But migraine attacks are complex, and not everyone will have the same set of symptoms.
This is known in modern classification as a typical aura without headache, or acephalgic migraine in previous classification, or commonly as a silent migraine. [54] [55] However, silent migraine can still produce debilitating symptoms, with visual disturbance, vision loss in half of both eyes, alterations in color perception, and other sensory ...
Symptoms typically appear gradually over 5 to 20 minutes and generally last less than 60 minutes, leading to the headache in classic migraine with aura, or resolving without consequence in acephalgic migraine. [3] For many sufferers, scintillating scotoma is first experienced as a prodrome to migraine, then without migraine later in life ...