Schizophrenia

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6 Terms

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Negative symptoms of schizophrenia

Include diminished emotional expression, avolition, and anhedonia.

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Prodromal symptoms (Antecedent)

Precede the active phase and may include social withdrawal and loss of interest.

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Residual symptoms of schizophrenia

May consist of mild hallucinations and negative symptoms.

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Concordance rates for schizophrenia

9% for biological siblings, 17% for fraternal twins, 48% for identical twins.

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Dopamine hypothesis

Suggests hyperactivity in subcortical regions for positive symptoms and hypoactivity in cortical regions for negative symptoms.

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Treatment for schizophrenia

Includes antipsychotic drugs, family therapy, cognitive behavior therapy, and social skills training.