psych100 Schizophrenia

psych100 Schizophrenia - Catatonic Mutism, or sometimes...

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Schizophrenia Typical onset: Early 20’s men; late 20’s-30’s for women Preceded by: socially withdrawn, alienated, frat affect, bizarre thinking, working with a clown Schizo = split; Phren = mind A thought disorder Lifetime prevalence 1%
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Diagnosis 6 months of unusual behavior, plus 1 month of at least 2: Positive symptoms Delusions (persecution, grandeur) –think that the person is accused of something Hallucinations (typically auditory) –most common Disordered behavior Disorganized speech Negative symptoms Flat affect Absent speech Absent planning
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Prognosis 25%: 1 episode; complete recover 25%: chronic but highly responsive to treatment 25%: chronic but not fully responsive 15%: chronic, not responsive at all 10%: commit suicide
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Schizophrenia: Subtypes Paranoid Delusions, hallucinations Disorganized Bizarre behavior and speech, flat affect
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Unformatted text preview: Catatonic Mutism, or sometimes parroting Grimacing, waxy flexibility Contributing Factors Genetic predisposition Relative Percent of children who with schizophrenia develop schizophrenia an identical twin 48% both parents 46% a fraternal twin 17% a sibling and one parent 17% one sibling 10% The dopamine receptor hypothesis : antipsychotic medications Environmental Triggers Stress, safety, noise Ventricle size Hypofrontality QuickTime and a TIFF (Uncompressed) decompressor are needed to see this picture. Control Schizophrenic Brain Differences: 7 Treating Schizophrenia Medication Dopamine Antagonists Stress-reduction Social skills building...
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psych100 Schizophrenia - Catatonic Mutism, or sometimes...

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