PSYB32H3 Study Guide - Psychosis, Cannabis Use Disorder, Comorbidity

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5 Aug 2012
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Diagnosis for schizophrenia has existed for over a century and spawned more research than any other psychological problem. Schizophrenia is a psychotic disorder characterized by major disturbances in thought, emotion, and behavior: disordered thinking in which ideas are not logically related, faulty perception and attention, flat or inappropriate affect, and bizarre disturbances in motor activities. People with schizophrenia withdraw from other people and reality, often into a fantasy life of delusions and hallucinations. 0. 2%-2% prevalence in the general population; lifetime prevalence is 1% There may be real variation in schizophrenia across geographical regions around the world, asian populations having the lowest prevalence rates. Incidence is higher in males than in females. Can sometimes begin in childhood, but usually in late adolescence or early adulthood; somewhat earlier for men than women. People with schizophrenia usually have a number of acute episodes of their symptoms and between these episodes; they have less severe but still very debilitating symptoms.

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