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Delusional disorder; Other names: Delusional insanity, [1] paranoia [citation needed] Painting by Théodore Géricault portraying an old man with a grandiose delusion of power and military command. Grandiose delusions are common in delusional disorder. Specialty: Psychiatry, clinical psychology Symptoms
Delusions are often vague and less developed than those of adult schizophrenia, which features more systematized delusions. [7] Among the psychotic symptoms seen in childhood schizophrenia, non-verbal auditory hallucinations are the most common, and include noises such as shots, knocks, and bangs.
To make a diagnosis of schizophrenia other possible causes of psychosis need to be excluded. [176]: 858 Psychotic symptoms lasting less than a month may be diagnosed as brief psychotic disorder, or as schizophreniform disorder. Psychosis is noted in Other specified schizophrenia spectrum and other psychotic disorders as a DSM-5 category.
Paraphrenia is often associated with a physical change in the brain, such as a tumor, stroke, ventricular enlargement, or neurodegenerative process. [4] Research that reviewed the relationship between organic brain lesions and the development of delusions suggested that "brain lesions which lead to subcortical dysfunction could produce delusions when elaborated by an intact cortex".
The PSQ (Psychosis Screening Questionnaire) is the most common tool in detecting psychotic symptoms and it includes five root questions that assess the presence of PLE (mania, thought insertion, paranoia, strange experiences and perceptual disturbances) [123] The different tools used to assess symptom severity include the Revised Behavior and ...
A thought disorder (TD) is a disturbance in cognition which affects language, thought and communication. [1] [2] Psychiatric and psychological glossaries in 2015 and 2017 identified thought disorders as encompassing poverty of ideas, paralogia (a reasoning disorder characterized by expression of illogical or delusional thoughts), word salad, and delusions—all disturbances of thought content ...
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Individuals who develop a long lasting psychosis, despite abstinence from methamphetamine, more commonly have a family history of schizophrenia. [139] Concerns have been raised that long-term therapy with stimulants for ADHD might cause or exacerbate paranoia, schizophrenia and behavioral sensitization. [140]