Mental disorders can be classified in many ways but the most commonly used in the world are those presented in the Diagnostic Statistical Manual of Mental Disorders IV (DSM-IV),

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CASE STUDY 1

Mental disorders can be classified in many ways but the most commonly used in the world are those presented in the Diagnostic Statistical Manual of Mental Disorders IV (DSM-IV), which was published by the American Psychiatric Association Washington DC, 1994. It was devised for the classification of mental disorders and holds diagnostic criteria for the most common mental disorders including descriptions, treatments and research findings. The DSM-IV is organised to help with scientific research as well as clinical practice. It is organised into five different criteria known as axes. These axes are used as guidelines when making decisions based on symptoms.

Axis I contains information on clinical disorders, including major disorders, developmental disorders and learning disabilities, such as depression, schizophrenia and anxiety disorders. In contrast, personality disorders and mental retardation are represented on Axis II, such as paranoid. However diagnosis can be made that include Axis I and II disorders and therefore multiple diagnosis can occur on both axes. (Carlson et al, 2000)

Axis III to V provides information about the life of the person as well as basic classification provided by Axes I and II. Axis III is used to describe the physical disorders of a patient, for example high blood pressure or skin rashes, that are there as well as the psychological disorder. Axis IV shows the stress levels a person has experienced. The axis details the source of stress and indicates how severe and how long it has lasted. Axis V describes the persons overall level of psychological, social or occupational functioning. The purpose of this axis is to show how much the persons life has been affected by the disorder, through a rating system. (Eysenck, 2004)

When evaluating the character in this scenario, through the DSM-IV system, it could be shown that he is suffering from schizophrenia. Schizophrenia is the condition most often associated with the term 'madness'. It is not a split personality ; rather it is a group of psychotic disorders that are characterized by a loss of conduct with reality. Symptoms are mainly disturbances in thought processes, but also extend to disturbances of emotion and behaviour. According to the DSM-IV , the criteria for schizophrenia include delusions, in which this character shows. Delusions arise from mistaking interpretations of actual objects or events. An example in case study one is that this individual thinks people are constantly watching. To be diagnosed with schizophrenia, the individual must display signs of disturbed behaviour, continuously over a period of six months. Another symptom of schizophrenia is social or occupational dysfunction. In case study one, the character seems to be showing both of these characteristics as he would not go out the room if there was others there, because he felt afraid of them, he did not go to work or come out of his room.

The DSM IV provides a systematic way for providing and evaluating different kinds of personal and psychological information about any one specific individual. It carefully and completely describes symptoms of a certain disorder. Classification of the mental disorders can create order. The problem has been given a name and therefore it can be accepted universally. By giving a name to the disorder the next step is to look for ways to treat the problem. Everything needs a name or label, and by giving the problem a title it can help to predict future courses for the same disorder in another individual.

Although the DSM IV is the most widely used classification system for mental disorders, it is not without its problems. There will probably always be dangers when classifying mental disorders as the problem can not be seen as it occurs in the brain. No classification system is likely to be perfect and no two people with the same diagnosis will behave in exactly the same way. Yet once people are labelled, they are likely to be seen to have all the characteristics assumed to accompany that label all of the time- even if the person only has a few of the traits to the label.

According to Szasz (1974) "strictly speaking ... disease or illness can affect only the body. Hence there is no such thing as mental illness."(p ix) Szasz also thought society uses the labels to exclude those whose behaviour fail to conform to the norms of society. Goffman used the term stigma to refer to something which deviates from what society has deemed normal. As a result of this deviation from what is considered normal, society responds to this attribute with interpersonal or collective reactions that serve to 'isolate', 'treat' or 'punish' individuals engaged in such behaviour (Schur, 1971). A significant part of labelling occurs because of stereotyping. If someone is given a name, e.g. schizophrenic, it has negative connotations. This label stays with the person throughout their life. When the patient is being treated as mentally ill his/her behaviour may change to make the label more appropriate than it was initially. Thus, rather than the label helping with diagnosis it may play a part in creating the symptoms.
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Abnormal behaviour has proved difficult to define and this could lead to misdiagnosis. Rosenhan (1973) carried out a famous study, which questioned and exposed the decisions made by professionals. Rosenhan's findings demonstrate the lack of scientific evidence on which medical diagnosis can be made. Researchers were sent to different psychiatric hospitals and tried to gain admission by complaining to hear voices. Even though this was the only symptom they had reported they were diagnosed as suffering from schizophrenia, which has been shown above, is a severe condition involving distortion of thought, emotions and behaviour. Rosenhan concluded, "It is ...

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