Do you have a scotoma at all times?

The Blind Spot. There is one blind spot for each eye. There are not supposed to be any more. If you close one eye, the blind spot will be to the outside (toward your ear) of the open eye.

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During aura do you have a scotoma at all times?

Migraine. It is not uncommon for migraine to begin with bright lights or spots before the eyes, followed by shimmering scotomata blocking vision in one or both eyes. On occasion transient loss of vision on the right or left sides can occur for several minutes. Read more...