Visual field irregularities, afferent pupillary defects or abnormal optical discs were associated with positive neuroimaging findings among patients presenting to the ED with neuro ...

It is uncertain how this phenomenon results in such a wide variety of aura symptoms, including both positive and negative visual phenomena," Dr. Friedman concludes. A Better Understanding of Aura ...

These visual phenomena, known as phosphenes, can occur due to gentle pressure on the eyelids. Have you ever closed your eyes and seen swirling patterns or flashes of light? Fear not; these aren't ...