When you have completed this chapter, you should be able to:
- Describe the main clinical symptoms of psychosis, its sub-types, the stages through which psychosis develops, and the key features of DSM-IV-TR diagnosis of schizophrenia.
- Describe and evaluate the main biological theories of the aetiology of psychosis - especially the role of brain neurotransmitters and brain abnormalities.
- Describe, evaluate and compare the main psychological and socio-cultural theories of the aetiology of psychosis.
- Describe and evaluate the role of familial and psychological factors in relapse following remission.
- Describe a range of treatments for psychotic symptoms, including biological, psychological, familial, and community care interventions.
- Compare and contrast the different roles played by different interventions in treating symptoms, preventing relapse, and providing longer-term care and support.