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1. a difference between the ICD and the DSM is

  • the ICD doesnt include symptoms such as delusions and negative symptoms but the DSM does
  • the DSM states two symptoms must be present for a month to be diagnosed whereas the ICD only needs one first rank for a month
  • the DSM states two months of persistent symptoms is necessary whereas the ICD only suggests one month is needed
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2. Rosenhan's insane study found that

  • 5/8 fake patients got diagnosed with the disorder and 2 were diagnosed with bipolar
  • all the fake patients were diagnosed with Schizophrenia
  • 7/8 fake patients were diagnosed with Schizophrenia
  • no fake patients successfully got diagnosed with the disorder

3. how many ICD first rank symptoms are needed over what length of time for the patient to be diagnosed with Schz?

  • 1 symptom, 1 month
  • 2 symptoms, 1 month
  • 1 symptom, 2 months
  • 2 symptoms, 2 months

4. positive symptoms are symptoms that :

  • create a positive response to the disorder
  • add to cognitive functioning e.g. halluncinations or delusions
  • something is take away from cognitive functioning e.g. affective flattening
  • create a negative response to the disorder

5. validity is

  • how varied a participant group is
  • the likelihood that different clinicians will arrive at the same diagnosis for the patient
  • the extent to which something measures what it intends too
  • the extent to which the test can be seen as scientific


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