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Psychotic Disorders (Schizophrenia (Diagnostic criteria (A. ≥2 of the…
Psychotic Disorders
Schizophrenia
Diagnostic criteria
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A. ≥2 of the following, present during 1 mo
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- Grossly disorganized or catatonic behavior
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Catatonic excitement
Uncontrolled & aimless motor activity, maintaining bizarre positions for a long time
Catatonic stupor
Fully conscious, but immobile, mute, and unresponsive
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F. If history of autism spectrum disorder or communication disorder of childhood onset, diagnosis is made only if delusions or hallucinations are also present for ≥1 mo
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Multifactorial etiology
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Neuroanatomy
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Subtle changes in thalamus, cortex, corpus callosum & ventricles
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Neuropsychology
Global defects in attention, language & memory
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Management
Biological/somatic
Antipsychotics
Treat for 1-2 yrs after 1st episode, ≥5 yrs after multiple episodes
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Prognosis
Some exacerbate and enter remission, others remain chronically ill
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Schizophreniform disoder
Diagnostic criteria
Criteria A, D & E of schizophrenia
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Brief psychotic disorder
Diagnostic criteria
Criteria A1-A4, D & E of schizophrenia
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Schizoaffective disorder
Diagnostic criteria
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B. Delusions or hallucinations for ≥2 wk w/o major mood episode during the lifetime duration of the illness
C. Major mood episode symptoms are present for the majority of the total duration of the active and residual periods of the illness
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Delusional disorder
Diagnostic criteria
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D. If manic or major depressive episodes have occurred, they've been brief relative to the duration of the delusional periods
E. Is not attributable to the effects of a substance or another medical condition & is not better explained by another mental disorder
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Prognosis
Chronic, unremitting but high functioning
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