Lecture-35 - Antipsychotics Characteristics of psychosis 1....

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Antipsychotics Characteristics of psychosis 1. Delusions; fixed false beliefs. Eg., “The government is monitoring my brain waves”. 2. Hallucinations - the experience of perceptual sensations in the absence of stimulation. These may be visual or aural (eg., “A voice told me to do it”) 3. Grossly disorganized behaviour and speech: mute or incoherent mumbling; incomprehensible answers to questions; unable to take care of themselves Schizophrenia is the most common illness in which psychosis is observed. However, not all patients who exhibit signs of psychosis are schizophrenic. Psychosis is also seen in severe dementia , depression, severe metabolic disturbances (eg. hepatic or renal failure), or a side effect of prescription or illicit drug use. Antipsychotics are useful in treating all types of psychosis irrespective of cause.
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Schizophrenia This is a disease that does not consist solely of the signs of psychosis. These patients also have other cognitive difficulties (such as problems with memory, concentration, attention) and in addition also have a complex of problems called negative symptoms (apathy, restricted range of emotion, low mood). Prevalence of schizophrenia in the general populace is:
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This note was uploaded on 11/04/2009 for the course BIO 365D taught by Professor Mihic during the Spring '08 term at University of Texas.

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Lecture-35 - Antipsychotics Characteristics of psychosis 1....

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