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Lecture 10

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Psychology 2030A/B
David Vollick

Schizophrenia The Disorganized Symptom ClusterThe Disorganized Symptoms o Disorganized speech cant follow themCognitive slippage illogical and incoherent speechTangentially going off on a tangent not answering a question directly Loose association or derailment taking conversations in unrelated directions ie blue and blew paranoid ones do NOT do this Subtypes of SchizophreniaParanoid Type o Intact cognitive skills and affect no disorganized behavior dont go into delusions right off the bat seem normal o Hallucinations and delusions center around a theme grandeur or persecution you notice this once you start talking to them o Deficient in social information processing unable to process social cues wrapped into their delusions and hallucinationsCarterNeufeld studied this o Best prognosis of all subtypes dint have a messed up thinking process very understandable in their speechDisorganized Type o Marked disruptions in speech and behavior flat or inappropriate affect no emotion o Hallucinations and delusions have a theme but tend to be fragmented not as pure or strong o Disorganized unusual behaviorCatatonia spectrum from wild agitation waxy flexibility to complete immobility o Develops early tends to be chronic lacks periods of remission hard to treatCatatonic Type o Show unusual responses and odd mannerisms echolalia repeat speech and emotions echopraxia mimic behavior of others o This subtypes tends to be severe and quite rare Undifferentiated Type o Wastebasket category dont really know what it is o Major symptoms of schizophrenia but fail to meet criteria for another typeResidual Type o One past episode of schizophrenia and have some symptoms remainingo Continue to display less extreme residual symptoms odd beliefs but no pervasiveCrow type I paranoid and type II nonparanoidSchizophrenia Some Facts and StatisticsOnset and prevalence worldwide o About 1 of the population o Usually develops in early adulthood but can emerge anytime concept of childhood schizophrenia Early Childhood clinical features mild physical abnormalities poor motor coordination mild cognitive and social problems Generally Chronic can have some remissions but usually lifelong maintainable o Most fluctuate between moderate and severe impairments throughout their lives despite treatment Effects males and females about the sameo Females tend to do better longterm o Onset of schizophrenia differs between males and females males sometime earlier Causes of Schizophrenia Findings from Genetic ResearchStrong Genetic ComponentFamily studies o Inherit tendency from schizophrenia not a specific formo More severe parents disorder the greater the risk for the childrenTwin Studies
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