chapter12 Schizophrenia DurandandBarlow (2)

chapter12 Schizophrenia DurandandBarlow (2) - Chapter12...

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Chapter 12 Schizophrenia and Other  Psychotic Disorders
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Nature of Schizophrenia and  Psychosis: An Overview Schizophrenia vs. psychosis Psychosis – broad term (e.g., hallucinations,  delusions)  Schizophrenia – a type of psychosis  Psychosis and schizophrenia are heterogeneous Disturbed thought, emotion, behavior
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Nature of Schizophrenia and Psychosis: History and Current  Thinking Historical background Emil Kraepelin – used the term dementia praecox Focused on subtypes of schizophrenia Eugen Bleuler – introduced the term “schizophrenia” “Splitting of the mind” 
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Nature of Schizophrenia and Psychosis: History and Current  Thinking  (continued) Impact of early ideas on current thinking Many of Kraeplin and Bleuler’s ideas are still with us Understanding onset and course considered  important
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Schizophrenia: The “Positive”  Symptom Cluster  The positive symptoms Active manifestations of abnormal behavior Distortions of normal behavior Delusions: The basic feature of madness Gross misrepresentations of reality  Include delusions of grandeur or persecution
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Schizophrenia: The “Positive”  Symptom Cluster  (continued) Hallucinations Experience of sensory events without environmental  input Can involve all senses Findings from SPECT studies 
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Schizophrenia: The “Negative”  Symptom Cluster  The negative symptoms Absence or insufficiency of normal behavior Spectrum of negative symptoms  Avolition (or apathy) – lack of initiation and  persistence Alogia – relative absence of speech  Anhedonia – lack of pleasure, or indifference  Affective flattening – little expressed emotion 
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Schizophrenia: The “Disorganized”  Symptom Cluster  The disorganized symptoms Severe and excess speech, behavior, and emotion Nature of disorganized speech  Cognitive slippage – illogical and incoherent speech Tangentiality – “going off on a tangent”  Loose associations – conversation in unrelated  directions
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Schizophrenia: The “Disorganized”  Symptom Cluster (continued) Nature of disorganized affect Inappropriate emotional behavior   Nature of disorganized behavior  Includes a variety of unusual behaviors Catatonia – spectrum 
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This note was uploaded on 02/17/2011 for the course PYSC 410 taught by Professor Bessellieu during the Fall '09 term at South Carolina.

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chapter12 Schizophrenia DurandandBarlow (2) - Chapter12...

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