visual text hallucination

visual text hallucination
   A term used to denote a *visual hallucination consisting of written letters or words. When these letters or words convey an incentive or command, they are referred to as * visual command hallucinations. Visual text hallucinations can be classified as a type of * orthographic hallucination or as a type of * visual verbal hallucination.
   ffytche, D.H., Lappin, J.M., Philpot, M. (2004). Visual command hallucinations in a patient with pure alexia. Journal of Neurology, Neuro-surgery and Psychiatry, 75, 80-86.

Dictionary of Hallucinations. . 2010.

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