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Laura Meaker

Explain issues of reliability and validity associated with the classification and
diagnosis of schizophrenia (3marks+16marks).

Schizophrenia is a disruption of cognition and emotion, which affects a person's
language, thought, perception, affect and even sense of self. Under DSMIVTR, the
diagnosis of schizophrenia requires at least onemonth duration of…

Page 2

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Laura Meaker

Therefore, this clearly indicates the lack of reliability with the classification and
diagnosis of schizophrenia. This clearly shows the cultural variances in the diagnoses of
schizophrenia. If the DSMIII system was truly effective, the process of diagnosis and the
results would match entirely no matter what country it…


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