Visual Hallucinations

Hallucinations may be defined as perceptions that occur in the absence of a corresponding stimulus. They can involve any of the five senses, hence visual, auditory, tactile, gustatory and olfactory hallucinations. By contrast, illusions depend upon a misinterpretation of an external stimulus. In thi...

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Detalles Bibliográficos
Autores principales: Barodawala, S, Mulley, G P
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Royal College of Physicians of London 1997
Materias:
Overview
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5420857/
https://www.ncbi.nlm.nih.gov/pubmed/9044197
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author Barodawala, S
Mulley, G P
author_facet Barodawala, S
Mulley, G P
author_sort Barodawala, S
collection PubMed
description Hallucinations may be defined as perceptions that occur in the absence of a corresponding stimulus. They can involve any of the five senses, hence visual, auditory, tactile, gustatory and olfactory hallucinations. By contrast, illusions depend upon a misinterpretation of an external stimulus. In this review we outline the causes, and describe the characteristics of various hallucinatory states. This should help in the assessment of a patient presenting with visual hallucinations.
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spelling pubmed-54208572019-01-22 Visual Hallucinations Barodawala, S Mulley, G P J R Coll Physicians Lond Overview Hallucinations may be defined as perceptions that occur in the absence of a corresponding stimulus. They can involve any of the five senses, hence visual, auditory, tactile, gustatory and olfactory hallucinations. By contrast, illusions depend upon a misinterpretation of an external stimulus. In this review we outline the causes, and describe the characteristics of various hallucinatory states. This should help in the assessment of a patient presenting with visual hallucinations. Royal College of Physicians of London 1997 /pmc/articles/PMC5420857/ /pubmed/9044197 Text en © Journal of the Royal College of Physicians of London 1997 http://creativecommons.org/licenses/by-nc/4.0/This article is distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 International License (http://creativecommons.org/licenses/by-nc/4.0/) , which permits non-commercial use and redistribution provided that the original author and source are credited.
spellingShingle Overview
Barodawala, S
Mulley, G P
Visual Hallucinations
title Visual Hallucinations
title_full Visual Hallucinations
title_fullStr Visual Hallucinations
title_full_unstemmed Visual Hallucinations
title_short Visual Hallucinations
title_sort visual hallucinations
topic Overview
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5420857/
https://www.ncbi.nlm.nih.gov/pubmed/9044197
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