PSYB32H3 Chapter 11: Abnormal_Chapter 11.docx
Document Summary
Schizophrenia: psychotic disorder characterized by major disturbances in thought, emotion, and behaviour. Disordered thinking in which ideas are not logically related. Schizophrenics withdraw from reality and have fantasy life of delusions and hallucinations. Prevalence in general population varies between 0. 2% to 2%, lifetime prevalence is about 1% Asian populations have the lowest prevalence rates. Male:female ratio = 1. 4 (significantly higher in males) Usually appears in late adolescence or early adulthood earlier for men than women. Typically have a number of acute episodes of their symptoms. Between episodes may have less severe but still debilitating symptoms. 10% of people with schizophrenia commit suicide. Approximately 50% of those with schizophrenia also have a co-morbid disorder. Personality disorders, substance use disorders, mood disorders, anxiety disorders. Common perception that personality disorders worse outcomes of schizophrenia more. Substance use disorder in schizophrenics was largely due to childhood conduct disorders. 40% of schizophrenics had depression at onset.
