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Delusions are firmly held false beliefs. They are associated with numerous disorders, including schizophrenia and delusional disorder, but can also be found in patients with affective disorders and dementia. Several different types of delusions are recognized, including erotomanic delusions, grandiose delusions, jealous delusions, persecutory delusions, delusions of control, nihilistic delusions, delusions of guilt or sin, somatic delusions, and delusions of reference. Assessment of delusions involves determination of the etiology as well as the severity and tenacity of symptom presentation. Treatment is dependent on the etiology of the symptoms and can include antipsychotic, antidepressant, or mood-stabilizing medications as well as cognitive therapy.

Definition of Delusions

Delusions are fixed beliefs that are false and have no basis in reality. Delusions can be either bizarre, such as thinking that aliens ...

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