ch14 - AbnormalPsychology Ch14:Schizophrenia TopicOverview...

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Abnormal Psychology Ch 14: Schizophrenia
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Topic Overview Clinical Picture Symptoms Course of disorder Diagnosis Theories Biological Psychological Sociological Conclusion Psych and Sociocultural models lag behind biological
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Schizophrenia - overview Psychosis Loss of contact with reality; cut-off from world Similar to effects of LSD, amphetamines, and cocaine Long history “madness” mentioned in bible Morel and Kraepelin (1800s) – “dementia praecox” Bleuler (1911) – “split mind” (Schizophrenia) Fragmentation of thought processes Split between thoughts and emotions Withdrawal from reality Stats 1 in 100 people in the world (at some point in life) Expensive ($63b/yr in U.S.) Low SES (stress of poverty, or downward drift theory?) Men: later onset and more severe (but equal % diagnosed)
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The Clinical Picture of Schizophrenia Symptoms Course Diagnosis
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The Clinical Picture of Schizophrenia Historically, a “wastebasket category” Anyone who acted unpredictably or strangely “even a trace of schizophrenia is schizophrenia” Today , defined more precisely, but still a lot of variation in  symptoms, triggers, course, and responsiveness to  treatment
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Symptoms Deterioration of normalcy into bizarre, irrational  behavioral patterns E.g., case studies : Ann (26 yrs old), Richard (23 yrs old),  and Laura (40 yrs old) 3 categories of symptoms Positive symptoms Negative symptoms Psychomotor symptoms In addition: 50% Memory difficulties and cognitive functioning Men have more negative symptoms than women (+ =)
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Symptoms - POSITIVE “pathological excesses”; bizarre additions to  person’s behavior Delusions Disorganized thinking / speech Heightened perceptions and hallucinations Inappropriate affect
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Delusions Beliefs with no basis in fact Reaction : enlightening or confusing Delusions of  persecution  (Most common) Plotted or discriminated against, spied on, slandered,  threatened, attacked, etc. E.g., Laura and her neighbors; excerpt from p. 458 in book Delusions of  reference Attach special /personal meaning to actions of others, objects,  or events E.g., Richard and street lights Delusions of  grandeur Belief self to be great inventory, religious savior, etc.  empowered person Delusions of  control Feelings, thoughts, and actions controlled by others (e.g.,  telepathy)
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Disorganized thinking and speech Formal thought disorder Person not able to think /speak logically; makes communication  difficult  Loose associations (or derailment) Shift topics too quickly (stream of conscious); believe 
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This note was uploaded on 08/09/2011 for the course PSYC 2230 taught by Professor Hayes during the Summer '11 term at Georgia Institute of Technology.

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ch14 - AbnormalPsychology Ch14:Schizophrenia TopicOverview...

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