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Scintillating scotoma, Visual snow Persistent aura without infarction ( PAWOI ) is a rare and seemingly benign [ 1 ] condition, first described in case reports in 1982 as "prolonged/persistent migraine aura status", [ 2 ] and in 2000 as "migraine aura status", [ 3 ] [ 4 ] that is not yet fully understood.
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 aura of migraine is visual in the vast majority of cases, because dysfunction starts from the visual cortex. The aura is usually followed, after a time varying from minutes to an hour, by the migraine headache. However, the migraine aura can manifest itself in isolation, that is, without being followed by headache.
Visual symptoms: “Visual aura is the most common,” says Dr. Natbony. “There are different types of visual aura, but it usually is a partial loss of vision that’s surrounded by colors ...
People who get migraines might experience a visual cue called an aura before having a migraine, or in the midst of having a migraine. An aura is most commonly a symptom that temporarily affects ...
Ocular migraines affect vision and are often caused by genetics, harsh lighting, driving long distances, or staring at a digital screen. ... Rarely, a visual aura may be a manifestation of other ...
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