Brief psychotic disorder
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Somal Khan, MD Kiran Singh, M.D. [2]
Synonyms and keywords: Brief reactive psychosis; hysterical psychosis; reactive schizophrenia; transient psychosis; acute and transient psychotic disorders; stress psychosis; good prognosis schizophrenia; thought disturbances
Overview
Brief psychotic disorder is a period of psychosis whose duration is less than a month. The disorder is characterized by a sudden onset of psychotic symptoms, which may include delusions, hallucinations, disorganized speech or behavior, or catatonic behavior. The symptoms must not be caused by schizophrenia, schizoaffective disorder, delusional disorder or mania in bipolar disorder. They must also not be caused by a drug (such as amphetamines) or medical condition (such as a brain tumor).
Differential Diagnosis
- Depressive and bipolar disorders
- Medical conditions
- Cushing's syndrome
- Brain tumor
- Malingering and factitious disorders
- Other psychotic disorders
- Schizophrenia
- Schizophreniform disorder
- Delusional disorder
- Depressive disorder with psychotic features
- Bipolar disorder with psychotic features
- Personality disorders
- Substance-related disorders[1]
Epidemiology and Demographics
The prevalence of psychosis is 9,000 per 100,000 (9%) of the overall population.[1]
Risk Factors
- Preexisting personality disorders
- Traits in the psychoticism domain
- Perceptual dysregulation
- Suspiciousness[1]
Diagnostic Criteria
DSM-V Diagnostic Criteria for Brief Psychotic Disorder[1]
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Note: Do not include a symptom if it is a culturally sanctioned response. AND
AND
Specify current severity: Severity is rated by a quantitative assessment of the primary symptoms of psychosis,including delusions, hallucinations, disorganized speech, abnormal psychomotor behavior, and negative symptoms. Each of these symptoms may be rated for its current severity (most severe in the last 7 days) on a 5-point scale ranging from 0 (not present) to 4 (present and severe). |
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Note: Diagnosis of brief psychotic disorder can be made without using this severity specifier.
History and Symptoms
- Delusions
- Hallucinations
- Disorganized speech
- Disorganized motor function
- Negative symptoms
- Flat affect
- Anhedonia
- Monotonic speech