ADULT MOOD DISORDERS Flashcards
DSM-5 - depression
5 or more present in 2 week period:
- depressed mood
- diminished interest in acitivities
- weight loss/gain
- insomnia/hypersomnia
- feelings of worthlessness/guilt
- recurrent thoughts of death/suicide
bipolar I DSM-5
- at least one manic episode
- not better explained by schizoprenia spectrum type disorder
bipolar II DSM-5
- at least one hypomanic episode one major depressive episode
- never met manic episode criteria
assessing mood
- ask others
- observation
- clincial interviews
- questionnaires
duration of mood changes
- is there a pattern of when mood changes?
- how quickly does it fluctuate?
- how long has it been happening?
scales of assessing mood (Fried, 2017)
- 280 scales in last century
- 7 compared for content overlap
- 52 disparate symptoms
- 12% appeared in all scales
- low content overlap
biological theories of depression
dysregulation of major monoaminergic systems
biological treatments of depression
antidepressants: SSRI/SNRI
biological theories of bipolar disorder
dysregulation of major monoaminergic systems
biological treatments of bipolar disorder
mood stabilisers (e.g. antidepressants, lithium, anticonvulsants + antipsychotics)
genetic theories of depression
- family studies - increased risk for first-degree relatives
- MZ > DZ
- no clear genes identifed
genetic theories of bipolar disorder
- increased risk in first degree relatives
- MZ > DZ
- candidate genes but not yet well established
genetic treatments for bipolar disorder
ECT
- electric through brain to induce seizure
- treatment resistent depression
- NICE guidance
- some side effects/complications
rTMS
- small electric currents created under coil
- electromagnetism principles
- disruption of neural processing
behavioural theories
- reduced frequency of positive reinforcement (Lewinsohn, 1974)
- learned helplessness (seligman) - occurs when outcomes found to be independent of responses
cognitive processes (beck et al., 1979)
- arbitary inference (draw conclusion without evidence)
- overgeneralisation
- magnification + minimisation
- black and white thinking