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10 Cards in this Set
- Front
- Back
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Schizophrenia |
A mental illness that causes strange thinking, abnormal feelings and unusual behaviour |
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Diagnosis of Schizophrenia |
Two or more of the following (one must be from first three listed below - Delusions - Hallucinations - Disorganised speech - Grossly disorganised or catatonic behaviour - Negative symptoms Must have marked reduction in functions Symptoms must be present for 6 months |
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Phases of the disorder |
- Prodromal Phase - Active Phase - Residual Phase |
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Hallucinations |
Distortions in perception that do not have a basis in reality Types of hallucinations - Auditory - Visual - Olfactory - Gustatory - Tactile |
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Decisions |
Fixed beliefs that are not amenable to change in light of conflicting evidence Types of decisions include: - Persecutory - Referential - Religious - Grandiose - Bizarre |
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Disorganised thinking |
thought disturbance that produces a conversational style that can include - Off track / derailment - Tangential - Irrelevant - A word salad |
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Disorganised behaviour |
Includes - Agitation - Hyperactivity - Facial grimacing - Repetitive hand movements - Immobility / catatonia |
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Positive symptoms of Schizophrenia |
Include distortions in: - Thoughts (delusions) - Perception (hallucination) - Language and thought processes (disorganised speech) - Self-motivation of behaviour (disorganised or catatonic behaviour) |
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Negative symptoms of Schizophrenia
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Negative symptoms include restrictions in the: - Range and intensity of emotional expression (affective flattening) - Fluency and productivity of thought and speech (alogia) - Initiation of goal directed behaviour (avolition) - Ability to experience pleasure (anhedonia) - Lack of interest in social interactions (asociality) |
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Epidemiology of Schizophrenia |
- Occurs in all societies - About 0.7-1.5% of the population suffers from schizophrenia at some time in their lives (rates vary across studies, cultures and ethnicities) - In 3/4 cases the disorder occurs between 15 and 45 years - Boys' first psychotic break usually occurs between 18-25 - Girls' first psychotic break usually occurs between 25-35 |
