A01 classification and diagnosis of schizophrenia Flashcards Preview

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Flashcards in A01 classification and diagnosis of schizophrenia Deck (23)
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1
Q

A01

What are the common misconceptions of schizophrenia

A

That schizophrenics have split personality ir a multiple personality

2
Q

What is schizophrenia

A

A severe mental disorder characterised by a profound disruption of cognition and emotion

3
Q

What are the 2 section for the issues of clarification and diagnosis of schizophrenia

A

Reliability and validity

4
Q

How can you measure reliability in terms of schizophrenia

A

Inter rater reliability and test retest reliability

5
Q

What is inter rate reliability

A

Whether two independent assessors give similar diagnoses

6
Q

What is teat retest reliability

A

Whether tests used to deliver these diagnoses are consistent over time

7
Q

What is the classification system for psychiatric disorder that was introduced in 1980

A

DSM-III

8
Q

Role of DSM-III in inter rater reliability

A

It’s a new classification system

9
Q

A02

Who tested inter rater reliability

A

Carson

10
Q

What did Carson fo and find

A

Reviewed the success of DSM-III

It fixed the problem of inter rater reliability

11
Q

Overall what is the inter rate reliability like?

A

They had a reliable classification system that led to much agreement over who did and who didn’t have schizo

12
Q

What is RBANS?

A

A cognitive screening test used in the diagnosis of schizo

13
Q

A02

Who studied test retest reliability

A

Wilks et al

14
Q

What did wilks et al do/find

A

Found the test retest reliability of RBANS test high at a correlation of .84

15
Q

Overall what is the test retest reliability like

A

Good, RBANS is a good enough test reliable for classification and diagnosis of schizo

16
Q

What is validity

A

Refers to the ability for a test to measure what it wants to measure

17
Q

What is reliability

A

Refers to the consistency of a measuring instruments
Questionnaire
Scale etc

18
Q

Who studied comorbidity

A

Buckley et al

19
Q

What did Buckley et al do /find

A

Comorbidity depression occurs in 50% of patients

20
Q

What is comorbidity

Example

A

Refers to the extent that 2 or more condition cooccur

Anxiety abd/or depression
With schizophrenia

21
Q

Overall what can you conclude from comorbidity

A

That due to high levels of comorbidity
It created difficulties in the diagnosis of schizo
Decreases validity

22
Q

Who tested whether positive or that negative symptoms were more useful for diagnosis

A

Klosterkotter et al

23
Q

What did klosterkotter do/find

A

Assessed admission to a psychiatric unit
Found positive symptoms more useful for diagnosis than negative symptoms
This decreases validity