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  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. Scotoma - Wikipedia

    en.wikipedia.org/wiki/Scotoma

    Scintillating scotoma is a common visual aura in migraine. [4] Less common, but important because they are sometimes reversible or curable by surgery, are scotomata due to tumors such as those arising from the pituitary gland, which may compress the optic nerve or interfere with its blood supply. Rarely, scotomata are bilateral.

  4. 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.

  5. Acephalgic migraine - Wikipedia

    en.wikipedia.org/wiki/Acephalgic_migraine

    Scintillating scotoma is the most common symptom [11] which usually happens concurrently with Expanding Fortification Spectra. [12] Also frequently reported is monocular blindness. [13] Acephalgic migraines typically do not persist more than a few hours and may last for as little as 15 seconds. [14] On rare occasions, they may continue for up ...

  6. Watch out for these signs of skin cancer, experts say - AOL

    www.aol.com/lifestyle/watch-signs-skin-cancer...

    Here's what causes it. Can skin cancer appear in areas not exposed to the sun? Skin cancer can absolutely appear in areas of the skin that tend to not get much sun exposure.

  7. Cortical spreading depression - Wikipedia

    en.wikipedia.org/wiki/Cortical_spreading_depression

    The scintillating scotoma of migraine in humans may be related to the neurophysiologic phenomenon termed the spreading depression of Leão. [13] Increased extracellular potassium ion concentration and excitatory glutamate contribute to the initiation and propagation of cortical spreading depression, which is the underlying cause of migraine ...

  8. 5 Signs You're Getting Multiple Sclerosis, By an Expert - AOL

    www.aol.com/news/5-signs-youre-getting-multiple...

    Laverne&Shirley actor David Lander died Friday at age 73, after decades of fighting multiple sclerosis, a potentially disabling disease of the brain and spinal cord. "My doctor painted a fairly ...

  9. New test may detect Alzheimer's years before tau clumps ... - AOL

    www.aol.com/lifestyle/test-may-detect-alzheimers...

    Scientists have identified a biomarker for Alzheimer's that may help doctors spot the early signs of protein buildup in the brain before it causes significant damage. New test may detect Alzheimer ...