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To make a diagnosis of a mental illness in someone with psychosis other potential causes must be excluded. [119] An initial assessment includes a comprehensive history and physical examination by a health care provider. Tests may be done to exclude substance use, medication, toxins, surgical complications, or other medical illnesses.
A drug with psychotomimetic (also known as psychotogenic) actions mimics the symptoms of psychosis, including delusions and/or delirium, as opposed to only hallucinations. Psychotomimesis is the onset of psychotic symptoms following the administration of such a drug. Some rarely used drugs of the opioid class have psychotomimetic effects.
Substance-induced psychosis (commonly known as toxic psychosis or drug-induced psychosis) is a form of psychosis that is attributed to substance intoxication, withdrawal or recent consumption of psychoactive drugs. It is a psychosis that results from the effects of various substances, such as medicinal and nonmedicinal substances, legal and ...
This glossary covers terms found in the psychiatric literature; the word origins are primarily Greek, but there are also Latin, French, German, and English terms. Many of these terms refer to expressions dating from the early days of psychiatry in Europe; some are deprecated, and thus are of historic interest.
Shared psychosis, a psychiatric syndrome in which symptoms of a delusional belief are transmitted from one individual to another; Stimulant psychosis, a psychotic disorder that appears in some people who abuse stimulant drugs; Substance-induced psychosis, a form of substance-related disorder where psychosis can be attributed to substance use
Homicidal ideation is not a disease itself, but may result from other illnesses such as delirium and psychosis. Psychosis, which accounts for 89% of admissions with homicidal ideation in one US study, [ 3 ] includes substance-induced psychosis (e.g. amphetamine psychosis ) and the psychoses related to schizophreniform disorder and schizophrenia .
Stimulant psychosis is a mental disorder characterized by psychotic symptoms (such as hallucinations, paranoid ideation, delusions, ...
1 ⁄ 5 of all forms of psychosis of the schizophrenia spectrum; [2] 1.66:1000 among children (0–14 years) [2] Childhood schizophrenia (also known as childhood-onset schizophrenia , and very early-onset schizophrenia ) is similar in characteristics of schizophrenia that develops at a later age, but has an onset before the age of 13 years, and ...