Schizophrenia Essay

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There are many psychiatric disorders, but not all of them are quite as fascinating as schizophrenia. Schizophrenia is extremely difficult to define, and is usually defined through an elimination process in which you eliminate the presence of other neurological disorders (Kolb & Wishaw, 2008). Schizophrenia used to be thought of as a progressively deteriorating course with a miserable end outcome, but now-a-days this view is obsolete. The majority of patients tend to stay on somewhat of a stable course following the first few years of onset of the disease, including little if no decline in neuropsychological functioning (Kolb & Wishaw, 2008). It is thought that myelination impairment plays a huge role in the development of schizophrenia. Myelination is lead to be believed as an important role of pathogenesis of schizophrenia (Zheng et al., 2012). According to the most recent edition of the Diagnostic and Statistical Manual of the American Psychiatric Association (DSM-IV-R) there are five common symptoms of schizophrenia: 1) Delusions (positive) 2) Hallucinations (positive) 3) Disorganized Speech & Thinking (negative) 4) Disorganized Behavior (negative) 5) Various; such as blunted emotions, loss of interest and drive (Kolb & Wishaw, 2008). What causes these symptoms is still, unfortunately not exactly known. These symptoms are not all seen in each individual patient, quite differently, each patient’s symptoms are unique to themselves (Kolb & Wishaw, 2008). There are two different types of symptoms related to schizophrenia, simply called negative and positive symptoms. Negative symptoms can sometimes be correlated with what is called Type I schizophrenia, whereas positive symptoms can be correlated with what is called Type II schizophrenia. Many schizophrenic patients suffer from negative symptoms. These negative symptoms can be detrimental to patients

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