The Interactionalist Apprach To SZ

Question 1

Outline the view of the interactionist approach

Answer 1

1. Acknowledges there are biological, psychological and societal factors in SZ
2. Biological being genetic vulnerability and psychological being stress and trauma

Question 2

Describe the organism diathesis stress model

Answer 2

1. Schizogene led to biological development of schziotypic personality, characterised by sensitive to stress
2. Chronic stress and SZ mother caused SZ
3. Without gene no amount of stress can cause SZ

Question 3

Describe the modern understanding of diathesis

Answer 3

1. Clear there is no single SZ gene
2. Now a range of factors not just genetic such as psychological trauma, and neurosevlolmental model in which trauma effects brain structure
3. Could link to epigentics

Question 4

Modern understanding of stress

Answer 4

1. Anything that can trigger SZ
2. Such as Weed (can increase risk up to 7 times)
3. Weed interferes with dopamine system

Question 5

Treatment according to interactionalist approach

Answer 5

1. CBT+ antipsychotics
2. Not possible to treat with CBT and only argue for biological causes
3. Took longer in US than UK so still common in US to only use antipsychotics

Question 6

Evidence for role of diathesis stress

Answer 6

1. Cohort study of children adopted from 19,000 Finnish mothers with SZ
2. Adoptive parenting style assessed
3. Rates of SZ compared to control with no genetic risk
4. High conflict and low empathy increased rate of SZ
5. Suggests both bio and psycho are important

Question 7

Original too simple

Answer 7

1. Multiple genes adding to risk so no single gene

2. Diathesis can be lots of things such as sexual abuse and stress can be things like cannabis

Question 8

Study for adopting a interactionalsit approach rach

Answer 8

1. 315 patients randomly allocated to med+ CBT, med+ supportive counciling and control with just med
2. First two showed lower symptoms both no diffence in hospital readmission