Clinical Characteristics

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Clinical Characteristics
- Profound disruption of cognition and emotion - affects language, perception and sense of self
- Diagnosis of schizophrenia - under DSM-IVR, diagnosis of schizophrenia requires at least a one-month durationof two or more positive symptoms
- Positive symptoms - excess or distortion of normal symptoms eg. delusions, experiences of control. hallucinations, disordered thinking
- Negative symptoms - diminution or loss of normal functions eg. affective flattening, alogia and avolition

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