enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Scintillating scotoma - Wikipedia

   en.wikipedia.org/wiki/Scintillating_scotoma

   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 ]

3. Aura (symptom) - Wikipedia

   en.wikipedia.org/wiki/Aura_(symptom)

   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. The aura can stay for the ...

4. Acephalgic migraine - Wikipedia

   en.wikipedia.org/wiki/Acephalgic_migraine

   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]

5. Photopsia - Wikipedia

   en.wikipedia.org/wiki/Photopsia

   Photopsia; This is an approximation of the zig-zag visual of a scintillating scotoma as a migraine aura. It moves and vibrates, expanding and slowly fading away over the course of about 20 minutes.

6. Persistent aura without infarction - Wikipedia

   en.wikipedia.org/wiki/Persistent_aura_without...

   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.

7. Illusory palinopsia - Wikipedia

   en.wikipedia.org/wiki/Illusory_palinopsia

   Illusory palinopsia is often worse with high stimulus intensity and contrast ratio in a dark adapted state.Multiple types of illusory palinopsia often co-exist in a patient and occur with other diffuse, persistent illusory symptoms such as halos around objects, dysmetropsia (micropsia, macropsia, pelopsia, or teleopsia), Alice in Wonderland Syndrome, visual snow, and oscillopsia.