Encyclopedia of Clinical Neuropsychology

2018 Edition
| Editors: Jeffrey S. Kreutzer, John DeLuca, Bruce Caplan

Delusion

  • Farzin IraniEmail author
  • Anthony C. Ruocco
  • Lindsay C. Shima
Reference work entry
DOI: https://doi.org/10.1007/978-3-319-57111-9_1286

Synonyms

Psychotic misconception

Description

A delusion is an erroneous belief typically associated with misinterpretation of perceptions or experiences. These beliefs are sustained despite incontrovertible evidence to the contrary. Delusions can occur in the context of a wide variety of psychiatric and medical conditions (for a review, see Fennig et al. 2005) including the following:
  • Psychiatric disorders such as psychotic disorders (schizophrenia, schizoaffective disorder, delusional disorder, brief psychotic disorder), mood disorders (bipolar disorder and depression), and substance-related disorders (amphetamines, cocaine, alcohol, cannabis, and hallucinogen)

  • Neurodegenerative disorders such as Alzheimer’s disease, frontotemporal dementia, dementia with Lewy bodies, Huntington’s disease, and multiple sclerosis

  • Other central nervous system disorders including brain tumors, particularly temporal lobe and deep hemispheric tumors, epilepsy, subdural hematomas, anoxic brain injuries, and...

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Copyright information

© Springer International Publishing AG, part of Springer Nature 2018

Authors and Affiliations

  • Farzin Irani
    • 1
    Email author
  • Anthony C. Ruocco
    • 2
  • Lindsay C. Shima
    • 3
  1. 1.Psychology DepartmentWest Chester University of PennsylvaniaWest ChesterUSA
  2. 2.Department of PsychologyUniversity of TorontoTorontoCanada
  3. 3.Department of Psychology, Neuropsychology Research GroupWest Chester University of PennsylvaniaWest ChesterUSA